Full-time9 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
We are seeking an experienced Senior Manufacturing Product Engineer to drive product-engineering excellence and manufacturing execution for Cloud products. This role serves as the Product Engineer for assigned products and partners with Manufacturing, R&D, Process Engineering, Quality, and NPI teams to ensure product designs are manufacturable, scalable, and capable of meeting performance, quality, delivery, and cost objectives throughout the product lifecycle.
Key Responsibilities
Product Engineering
- Own product definition, technical performance, and manufacturing execution for assigned Cloud products.
- Serve as the primary technical interface between Manufacturing and R&D for product-related matters.
- Lead product-level technical analysis, issue resolution, risk assessment, and change implementation.
- Maintain product performance and manufacturing readiness throughout the product lifecycle.
Product Industrialization & NPI
- Support product industrialization from development through volume production.
- Execute product-engineering activities for NPI, product transfer, qualification, and production ramp-up.
- Ensure the accuracy and readiness of BOMs, drawings, specifications, and product configurations.
- Support DfX activities, including Design for Manufacturability, Assembly, Test, and Reliability.
- Coordinate product-documentation release and engineering-change management.
Yield, Quality & Cost Improvement
- Analyze and improve product yield, performance, quality, and reliability.
- Lead or support root-cause investigations and corrective actions for manufacturing and field issues.
- Drive cost-reduction opportunities through product optimization, material evaluation, and engineering changes.
- Use product and manufacturing data to identify technical risks and improvement opportunities.
Cross-functional & Global Collaboration
- Collaborate with local and global Manufacturing, R&D, Process Engineering, Quality, and NPI teams.
- Communicate technical status, risks, priorities, and data-driven recommendations to stakeholders.
- Drive cross-functional alignment to ensure successful product transfer and manufacturing execution.
Safety, Health & Environmental Responsibilities
- Comply with all EHS policies, procedures, and standards.
- Support EHS initiatives and continuous-improvement activities.
- Promote safe work practices and contribute to a Zero Accident culture.
Qualifications
- Bachelor’s degree in Electrical, Mechanical, Optical, Manufacturing Engineering, Physics, or a related field; a master’s degree is preferred.
- At least 6–10 years of experience in product engineering, manufacturing engineering, or a related role in high-technology manufacturing.
- Strong experience supporting NPI, product transfer, volume ramp, and sustaining engineering.
- Solid understanding of product lifecycle management, configuration control, and manufacturing interfaces.
- Experience in optical, photonic, semiconductor, or electronics manufacturing is strongly preferred.
- Knowledge of BOM management, engineering changes, product qualification, DfX, and structured problem-solving.
- Strong analytical, technical problem-solving, and decision-making skills.
- Effective English communication and ability to work with local and global teams.
Preferred Competencies
- Product Ownership
- Technical Leadership
- Manufacturing and Business Acumen
- Structured Problem-Solving
- Data-Driven Decision-Making
- Cross-functional Collaboration
- Risk and Change Management
- Accountability and Results Orientation
Working Conditions
- Work in office, engineering laboratory, cleanroom, and manufacturing-floor environments.
- Occasional support outside normal working hours may be required for production, NPI, or global collaboration.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time9 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
We are seeking an experienced and results-driven Senior Manufacturing Process Sustaining Engineer to maintain, control, and continuously improve manufacturing processes for optical and photonic products.
This role is responsible for ensuring process stability, resolving production issues, improving product quality and yield, and optimizing existing processes to achieve production, delivery, and cost objectives.
The ideal candidate will possess strong technical knowledge, analytical and problem-solving skills, and the ability to collaborate effectively with cross-functional teams in a fast-paced manufacturing environment.
Key Responsibilities
Manufacturing Process Sustaining
- Monitor manufacturing-process performance using SPC and other analytical tools.
- Maintain process stability and ensure manufacturing processes meet production, quality, and cost targets.
- Review manufacturing information and traceability records for accuracy and compliance.
- Provide timely technical support to production operators and technicians.
Troubleshooting & Problem Solving
- Troubleshoot process, yield, quality, material, and equipment-related issues.
- Conduct root-cause analysis and implement corrective and preventive actions.
- Analyze production data to identify process trends, deviations, and improvement opportunities.
- Work with relevant teams to ensure corrective actions are completed effectively.
Process Improvement & Operational Excellence
- Develop, validate, and implement process improvements.
- Improve product quality and yield while reducing defects, cycle time, and manufacturing costs.
- Lead or support Lean Manufacturing, Six Sigma, and continuous-improvement activities.
- Support automation and manufacturing-efficiency improvement initiatives.
New Product & Process Introduction
- Support new product introduction and transfer processes from development to mass production.
- Collaborate with R&D, NPI, Production, Quality, and Equipment Engineering teams.
- Support process qualification, validation, pilot builds, and production ramp-up.
- Identify manufacturing risks and establish appropriate process controls.
Documentation & Compliance
- Develop and maintain process specifications, work instructions, control plans, and Engineering Change Orders.
- Ensure manufacturing processes comply with quality systems, operational procedures, and customer requirements.
- Support internal, external, and customer audits as required.
- Ensure compliance with safety, ESD, cleanroom, and company requirements.
Qualifications
- Bachelor’s degree or higher in Engineering, Physics, Materials Science, or a related field.
- Minimum 5 years of experience in manufacturing, process, or sustaining engineering.
- Experience in optical, photonic, electronics, semiconductor, or high-technology manufacturing is preferred.
- Knowledge of SPC, RCA, CAPA, FMEA, DOE, Lean Manufacturing, and Six Sigma.
- Strong troubleshooting, data-analysis, and problem-solving skills.
- Ability to prepare and maintain technical and manufacturing documentation.
- Good cross-functional collaboration and communication skills.
- Good command of English communication.
Preferred Competencies
- Manufacturing Process Sustaining
- Technical Problem Solving
- Data Analysis and Decision-Making
- Process Improvement and Optimization
- Cross-functional Collaboration
- Quality and Compliance Awareness
- Accountability and Results Orientation
- Continuous Improvement Mindset
Working Conditions
- Work in office, engineering laboratory, cleanroom, and manufacturing-floor environments.
- Personal protective equipment and cleanroom garments may be required.
- Occasional overtime or support outside normal working hours may be required depending on production needs
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time9 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
Position: Engineer Staff, Industrial
Location: Lumentum Thailand - Navanakorn, Pathum Thani
Position Summary
We are seeking an experienced and results-driven Staff Industrial Engineer to lead productivity, capacity, cost, and manufacturing-efficiency improvements within Lumentum’s optical and photonic manufacturing operations.
This role serves as a senior technical expert, partnering with Manufacturing, Engineering, NPI, Supply Chain, Finance, and Quality teams to optimize production systems, improve resource utilization, and support business growth.
Key Responsibilities
Capacity & Resource Planning
- Develop capacity models for manpower, equipment, space, and production requirements.
- Analyze demand, production constraints, and utilization to support capacity and investment decisions.
- Identify bottlenecks and recommend practical solutions to improve production flow.
- Support workforce planning, headcount requirements, and equipment justification.
Productivity & Operational Excellence
- Lead productivity, labor-efficiency, cycle-time, and cost-reduction initiatives.
- Conduct time studies, work measurement, line balancing, and standardized-work analysis.
- Optimize manufacturing layouts, material flow, workstation design, and resource utilization.
- Establish and monitor productivity standards and operational KPIs.
- Lead Lean Manufacturing, waste-reduction, and continuous-improvement projects.
NPI & Manufacturing Readiness
- Support new product introduction, process transfer, production ramp-up, and manufacturing-readiness reviews.
- Define manpower, equipment, capacity, space, and layout requirements for new products.
- Partner with cross-functional teams to ensure production systems are scalable, efficient, and cost-effective.
Data Analysis & Technical Leadership
- Develop analytical models, dashboards, and business cases to support operational decisions.
- Present capacity, productivity, cost, and investment recommendations to management.
- Provide technical guidance and coaching to engineers and cross-functional teams.
- Lead complex, cross-functional improvement projects from planning through implementation.
Qualifications
- Bachelor’s degree or higher in Industrial Engineering, Manufacturing Engineering, Operations Management, or a related field.
- Minimum 7 years of experience in industrial engineering, manufacturing engineering, or operational excellence.
- Experience in optical, photonic, semiconductor, electronics, or high-volume manufacturing is preferred.
- Strong experience in capacity planning, time study, line balancing, layout design, labor modeling, and productivity improvement.
- Good knowledge of Lean Manufacturing, Six Sigma, Kaizen, value-stream mapping, and problem-solving methodologies.
- Strong analytical skills with proficiency in Excel and data-visualization or analytical tools.
- Experience supporting NPI, manufacturing transfer, capital investment, and production ramp-up.
- Strong project leadership, business acumen, and cross-functional influencing skills.
- Good command of written and spoken English.
Preferred Competencies
- Strategic and Analytical Thinking
- Technical Leadership and Influence
- Capacity and Productivity Management
- Operational Excellence
- Data-Driven Decision-Making
- Cross-functional Collaboration
- Project and Change Management
- Accountability and Results Orientation
Working Conditions
- Work in office, cleanroom, and manufacturing-floor environments.
- Occasional support outside normal working hours may be required depending on project and production needs.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
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Full-time9 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
Engineer Sr, Electrical
Location: Lumentum Thailand, Navanakorn – Pathum Thani
Position Summary
We are seeking an experienced Senior Electrical Engineer to provide technical support for manufacturing equipment, electrical systems, and automation within Lumentum’s optical and photonic manufacturing operations.
This role partners with Manufacturing, Equipment Engineering, Process Engineering, Facilities, EHS, and Quality teams to ensure electrical systems operate safely, reliably, and efficiently while supporting production readiness and continuous improvement.
Key Responsibilities
Electrical Engineering & Production Support
- Provide technical support for electrical systems, manufacturing equipment, control panels, and automation systems.
- Troubleshoot complex electrical, electronic, control, and equipment-related issues.
- Analyze recurring failures and implement effective corrective and preventive actions.
- Support equipment installation, setup, qualification, and release to production.
- Review electrical designs, schematics, wiring diagrams, specifications, and equipment documentation.
Equipment Reliability & Improvement
- Improve equipment reliability, uptime, safety, and manufacturing performance.
- Develop preventive and predictive maintenance strategies for electrical systems.
- Lead electrical upgrades, equipment modifications, and automation-improvement projects.
- Identify opportunities to reduce downtime, energy consumption, maintenance costs, and operational risks.
- Support spare-parts planning and obsolescence management for critical electrical components.
Project & Change Management
- Lead or support electrical-engineering projects from design through installation and commissioning.
- Coordinate with suppliers, contractors, and cross-functional teams to ensure project requirements are achieved.
- Conduct technical and safety risk assessments before implementing electrical changes.
- Maintain engineering drawings, specifications, validation records, and change-control documentation.
Safety & Compliance
- Ensure electrical systems comply with company requirements, engineering standards, and applicable legal regulations.
- Support electrical safety, machine safety, lockout/tagout, and EHS improvement activities.
- Support internal, external, and regulatory audits.
- Provide technical guidance and training to technicians and production teams.
Qualifications
- Bachelor’s degree or higher in Electrical Engineering, Electronics Engineering, Control Engineering, Mechatronics, or a related field.
- At least five years of experience in electrical engineering, equipment engineering, automation, or manufacturing support.
- Experience in optical, photonic, semiconductor, electronics, or high-technology manufacturing is preferred.
- Strong knowledge of electrical systems, control panels, motors, sensors, power supplies, PLCs, and industrial automation.
- Ability to read and develop electrical schematics, wiring diagrams, and technical specifications.
- Strong troubleshooting, root-cause analysis, and problem-solving skills.
- Experience with equipment installation, qualification, preventive maintenance, and engineering change control.
- Good project-management and cross-functional collaboration skills.
- Good command of written and spoken English.
Preferred Competencies
- Electrical Technical Expertise
- Equipment Troubleshooting
- Safety and Risk Management
- Project Execution
- Data-Driven Problem-Solving
- Cross-functional Collaboration
- Accountability and Results Orientation
- Continuous Improvement Mindset
Working Conditions
- Work in office, engineering laboratory, cleanroom, and manufacturing-floor environments.
- Occasional overtime or support outside normal working hours may be required for equipment installation or urgent production issues.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time9 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
- Reporting to Equipment & Maintenance Manager or Sr. Manager to drive technical problem resolution and process execution to ensure production targets are met and product quality meets customer expectations. As the Thailand base product engineer, the responsibilities also include.
- Take corrective action when equipment / tooling has any failure for short term and long term.
- Equipment PM, Equipment Calibration documents preparation, provide training and maintaining the process control in production.
- Evaluates, selects, and orders equipment and spare part that is most appropriate and cost effective for the manufacture of company products.
- Overseas the installation, modification, upgrade, and maintenance of manufacturing equipment.
- Maintains current records on equipment manufacturers’ technical notices, upgrades, and safety issues.
- Studies equipment performance and reliability.
- Establishes programs and solutions for increasing uptime and for equipment problems that affect the manufacturing process.
- Provides technical support to the manufacturing equipment repair and process engineering organizations.
- Defines and writes preventative maintenance schedules.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time9 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
We are seeking an experienced and results-driven Senior Manufacturing Process Sustaining Engineer to maintain, control, and continuously improve manufacturing processes for optical and photonic products.
This role is responsible for ensuring process stability, resolving production issues, improving product quality and yield, and optimizing existing processes to achieve production, delivery, and cost objectives.
The ideal candidate will possess strong technical knowledge, analytical and problem-solving skills, and the ability to collaborate effectively with cross-functional teams in a fast-paced manufacturing environment.
Key Responsibilities
Manufacturing Process Sustaining
- Monitor manufacturing-process performance using SPC and other analytical tools.
- Maintain process stability and ensure manufacturing processes meet production, quality, and cost targets.
- Review manufacturing information and traceability records for accuracy and compliance.
- Provide timely technical support to production operators and technicians.
Troubleshooting & Problem Solving
- Troubleshoot process, yield, quality, material, and equipment-related issues.
- Conduct root-cause analysis and implement corrective and preventive actions.
- Analyze production data to identify process trends, deviations, and improvement opportunities.
- Work with relevant teams to ensure corrective actions are completed effectively.
Process Improvement & Operational Excellence
- Develop, validate, and implement process improvements.
- Improve product quality and yield while reducing defects, cycle time, and manufacturing costs.
- Lead or support Lean Manufacturing, Six Sigma, and continuous-improvement activities.
- Support automation and manufacturing-efficiency improvement initiatives.
New Product & Process Introduction
- Support new product introduction and transfer processes from development to mass production.
- Collaborate with R&D, NPI, Production, Quality, and Equipment Engineering teams.
- Support process qualification, validation, pilot builds, and production ramp-up.
- Identify manufacturing risks and establish appropriate process controls.
Documentation & Compliance
- Develop and maintain process specifications, work instructions, control plans, and Engineering Change Orders.
- Ensure manufacturing processes comply with quality systems, operational procedures, and customer requirements.
- Support internal, external, and customer audits as required.
- Ensure compliance with safety, ESD, cleanroom, and company requirements.
Qualifications
- Bachelor’s degree or higher in Engineering, Physics, Materials Science, or a related field.
- Minimum 7 years of experience in manufacturing, process, or sustaining engineering.
- Experience in optical, photonic, electronics, semiconductor, or high-technology manufacturing is preferred.
- Knowledge of SPC, RCA, CAPA, FMEA, DOE, Lean Manufacturing, and Six Sigma.
- Strong troubleshooting, data-analysis, and problem-solving skills.
- Ability to prepare and maintain technical and manufacturing documentation.
- Good cross-functional collaboration and communication skills.
- Good command of English communication.
Preferred Competencies
- Manufacturing Process Sustaining
- Technical Problem Solving
- Data Analysis and Decision-Making
- Process Improvement and Optimization
- Cross-functional Collaboration
- Quality and Compliance Awareness
- Accountability and Results Orientation
- Continuous Improvement Mindset
Working Conditions
- Work in office, engineering laboratory, cleanroom, and manufacturing-floor environments.
- Personal protective equipment and cleanroom garments may be required.
- Occasional overtime or support outside normal working hours may be required depending on production needs
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time9 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
We are seeking an experienced and results-driven Senior Manufacturing Process Sustaining Engineer to maintain, control, and continuously improve manufacturing processes for optical and photonic products.
This role is responsible for ensuring process stability, resolving production issues, improving product quality and yield, and optimizing existing processes to achieve production, delivery, and cost objectives.
The ideal candidate will possess strong technical knowledge, analytical and problem-solving skills, and the ability to collaborate effectively with cross-functional teams in a fast-paced manufacturing environment.
Key Responsibilities
Manufacturing Process Sustaining
- Monitor manufacturing-process performance using SPC and other analytical tools.
- Maintain process stability and ensure manufacturing processes meet production, quality, and cost targets.
- Review manufacturing information and traceability records for accuracy and compliance.
- Provide timely technical support to production operators and technicians.
Troubleshooting & Problem Solving
- Troubleshoot process, yield, quality, material, and equipment-related issues.
- Conduct root-cause analysis and implement corrective and preventive actions.
- Analyze production data to identify process trends, deviations, and improvement opportunities.
- Work with relevant teams to ensure corrective actions are completed effectively.
Process Improvement & Operational Excellence
- Develop, validate, and implement process improvements.
- Improve product quality and yield while reducing defects, cycle time, and manufacturing costs.
- Lead or support Lean Manufacturing, Six Sigma, and continuous-improvement activities.
- Support automation and manufacturing-efficiency improvement initiatives.
New Product & Process Introduction
- Support new product introduction and transfer processes from development to mass production.
- Collaborate with R&D, NPI, Production, Quality, and Equipment Engineering teams.
- Support process qualification, validation, pilot builds, and production ramp-up.
- Identify manufacturing risks and establish appropriate process controls.
Documentation & Compliance
- Develop and maintain process specifications, work instructions, control plans, and Engineering Change Orders.
- Ensure manufacturing processes comply with quality systems, operational procedures, and customer requirements.
- Support internal, external, and customer audits as required.
- Ensure compliance with safety, ESD, cleanroom, and company requirements.
Qualifications
- Bachelor’s degree or higher in Engineering, Physics, Materials Science, or a related field.
- Minimum 5 years of experience in manufacturing, process, or sustaining engineering.
- Experience in optical, photonic, electronics, semiconductor, or high-technology manufacturing is preferred.
- Knowledge of SPC, RCA, CAPA, FMEA, DOE, Lean Manufacturing, and Six Sigma.
- Strong troubleshooting, data-analysis, and problem-solving skills.
- Ability to prepare and maintain technical and manufacturing documentation.
- Good cross-functional collaboration and communication skills.
- Good command of English communication.
Preferred Competencies
- Manufacturing Process Sustaining
- Technical Problem Solving
- Data Analysis and Decision-Making
- Process Improvement and Optimization
- Cross-functional Collaboration
- Quality and Compliance Awareness
- Accountability and Results Orientation
- Continuous Improvement Mindset
Working Conditions
- Work in office, engineering laboratory, cleanroom, and manufacturing-floor environments.
- Personal protective equipment and cleanroom garments may be required.
- Occasional overtime or support outside normal working hours may be required depending on production needs
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time9 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
• Develop, configure and optimize processes
• Assess processes, take measurements and interpret data
• Design, run, test and upgrade systems and processes
• Develop best practices, routines and innovative solutions to improve production rates and quality of output
• Perform process simulations
• Manage cost and time constraints
• Perform risk assessments
• Provide process documentation and operating instructions
• Solve complex problems
• Interface effectively with customers and other functional teams within Lumentum such as R&D, Product Engineering and Product Line Management to validate requirements and ensure process or technology milestones are clearly defined and achieved
• Ensure compliance to quality assurance processes and industry best practice
• Coach, mentor and motivate team members
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time9 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
Product Engineering (Core Accountability)
- Serve as the Product Engineer for assigned Cloud products, owning product definition, technical performance, and manufacturing execution.
- Act as the primary technical point of contact for product-related topics between Manufacturing and R&D.
- Drive product-level technical analysis, issue resolution, and change implementation.
Manufacturing & Product Industrialization
- Support product industrialization from development through volume production.
- Ensure product readiness for manufacturing, including BOM accuracy, drawings, specifications, and configuration control.
- Work closely with Process Engineering to ensure effective integration of product design with manufacturing processes.
New Product Introduction (NPI) & Lifecycle Support
- Execute product engineering activities for NPI, product transfer, and production ramp.
- Support Design for Manufacturability, Assembly, Test, and Reliability (DfX) in collaboration with R&D and Process Engineering.
- Support product qualification, documentation release, and engineering change management.
Yield, Quality & Cost Performance
- Support analysis and improvement of product yield, performance, and quality metrics.
- Participate in root cause analysis and corrective actions for product-related manufacturing and field issues.
- Contribute to cost reduction initiatives through product optimization and engineering changes.
Cross-Functional & Global Collaboration
- Collaborate with local and global engineering teams to support product readiness and execution.
- Communicate technical status, risks, and data-driven recommendations to stakeholders.
- Support alignment across functions to ensure smooth manufacturing execution.
Safety, Health & Environmental (EHS) Responsibility
- Comply with all EHS policies, procedures, and standards.
- Actively support EHS initiatives and continuous improvement actions.
- Promote safe work practices and contribute to a Zero Accident Culture.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time9 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
Senior Engineer, Test Engineer
Location: Lumentum Thailand, Navanakorn – Pathum Thani
The Senior Test Engineer is a senior responsible for driving test engineering. This role working closely with Manufacturing, R&D, Product Engineering, Process Engineering, Quality, and Global Engineering teams to develop, execute, and improve test strategies that ensure product performance, reliability, and manufacturability throughout the product lifecycle.
Key Responsibilities
Test Engineering
- Serve as the Test Engineer for assigned products, owning test strategy, coverage, and execution.
- Define, develop, and maintain manufacturing and reliability test plans, test specifications, and test coverage requirements.
- Act as the primary technical owner for test-related issues and escalations.
Reliability & Validation Engineering
- Plan and execute reliability testing to validate product robustness against environmental, mechanical, and operational stress conditions.
- Analyze test and reliability data to identify failure trends and improvement opportunities.
- Support Design for Testability and Reliability (DfT / DfR) in collaboration with R&D and Product Engineering.
New Product Introduction (NPI) & Lifecycle Support
- Execute product engineering activities for NPI, product transfer, and production ramp.
- Support Design for Manufacturability, Assembly, Test, and Reliability in collaboration with R&D and Process Engineering.
- Support product qualification, documentation release, and engineering change management.
Yield, Quality & Cost Performance
- Support analysis and improvement of product yield, performance, and quality metrics.
- Participate in root cause analysis and corrective actions for product-related manufacturing and field issues.
- Contribute to cost reduction initiatives through product optimization and engineering changes.
Cross-Functional & Global Collaboration
- Collaborate with local and global engineering teams to support product readiness and execution.
- Communicate technical status, risks, and data-driven recommendations to stakeholders.
- Support alignment across functions to ensure smooth manufacturing execution.
Safety, Health & Environmental (EHS) Responsibility
- Comply with all EHS policies, procedures, and standards.
- Actively support EHS initiatives and continuous improvement actions.
- Promote safe work practices and contribute to a Zero Accident Culture.
Qualifications & Experience
- Bachelor’s degree in Engineering (Electrical, Mechanical, Optical, Physics, or related field); Master’s preferred.
- 6–10+ years of experience in test engineering or reliability engineering within high-tech manufacturing environments.
- Strong hands-on experience in manufacturing test development, execution, and data analysis.
- Experience supporting reliability testing, qualification, and validation activities.
- Background in optical, photonics, semiconductor, or electronics manufacturing is strongly preferred.
- Strong analytical, problem-solving, and documentation skills.
- Effective communication skills in English and ability to work in a global team environment.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time9 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
About Lumentum
Lumentum (NASDAQ: LITE) is a global leader in optical and photonic technologies that power the networks and infrastructure behind AI, cloud computing, and next-generation communications. Built on decades of photonics innovation, Lumentum delivers high-performance lasers, modules, and optical subsystems that enable scalable, energy-efficient data center connectivity, advanced telecom networks, industrial manufacturing, and sensing applications. Headquartered in San Jose, California, the company operates R&D, manufacturing, and sales facilities worldwide.
Learn more at www.lumentum.com.
Position: Engineer Principal, Manufacturing Product
Location: Lumentum Thailand, Navanakorn – Pathum Thani
Position Summary
We are seeking an experienced Principal Manufacturing Product Engineer to provide technical leadership and drive product-engineering excellence for Cloud products. This role serves as the senior technical owner for assigned products, partnering with Manufacturing, R&D, Process Engineering, Quality, and NPI teams to ensure product designs are manufacturable, scalable, reliable, and capable of meeting performance, quality, delivery, and cost objectives throughout the product lifecycle.
Key Responsibilities
Product Ownership & Technical Leadership
- Serve as the principal Product Engineer for assigned Cloud products.
- Own product definition, technical performance, manufacturing readiness, and lifecycle execution.
- Act as the primary technical interface between Manufacturing, R&D, and global engineering teams.
- Lead resolution of complex product, manufacturing, and field-quality issues.
- Provide technical direction, risk assessment, and data-driven recommendations to stakeholders.
- Mentor engineers and strengthen product-engineering capability within the organization.
Product Industrialization & NPI
- Lead product industrialization from development through volume production.
- Drive product-engineering activities for NPI, product transfer, qualification, and production ramp-up.
- Ensure BOMs, drawings, specifications, product configurations, and documentation are accurate and production-ready.
- Lead DfX reviews, including Design for Manufacturability, Assembly, Test, Reliability, and Cost.
- Ensure product and manufacturing risks are identified and controlled before release.
Yield, Quality & Cost Excellence
- Drive improvements in product yield, performance, quality, reliability, and manufacturing cost.
- Lead root-cause investigations and corrective actions for complex manufacturing and field issues.
- Identify product-optimization and cost-reduction opportunities through design, material, and engineering changes.
- Review product data and technical trends to prevent recurring issues and improve product maturity.
Cross-functional & Global Collaboration
- Lead alignment across Manufacturing, R&D, Process Engineering, Quality, NPI, Supply Chain, and global teams.
- Communicate technical status, risks, priorities, and improvement plans to senior stakeholders.
- Influence technical decisions and ensure timely execution of product-related actions.
- Support product and manufacturing strategies aligned with business priorities.
Safety, Health & Environmental Responsibilities
- Comply with all EHS policies, procedures, and standards.
- Promote safe work practices and support continuous improvement toward a Zero Accident culture.
Qualifications
- Bachelor’s degree in Electrical, Mechanical, Optical, Manufacturing Engineering, Physics, or a related field; a master’s degree is preferred.
- At least 12 years of experience in product engineering, manufacturing engineering, or a related technical role.
- Extensive experience supporting NPI, product transfer, volume ramp, and sustaining engineering.
- Strong understanding of product lifecycle management, configuration control, DfX, qualification, and engineering-change management.
- Experience in optical, photonic, semiconductor, electronics, or other high-technology manufacturing is strongly preferred.
- Proven ability to lead complex technical investigations and influence cross-functional decisions.
- Strong analytical, technical leadership, problem-solving, and stakeholder-management skills.
- Effective English communication and ability to work with global teams.
Preferred Competencies
- Product Ownership and Technical Leadership
- Strategic and Systems Thinking
- Manufacturing and Business Acumen
- Complex Problem-Solving
- Risk-Based Decision-Making
- Cross-functional Influence
- Coaching and Capability Development
- Accountability and Results Orientation
Working Conditions
- Work in office, engineering laboratory, cleanroom, and manufacturing-floor environments.
- Occasional support outside normal working hours may be required for production, NPI, or global collaboration.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time9 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
Senior Engineer – MEMS Test
Key Responsibilities
- Test Process Ownership: Develop, optimize, and sustain MEMS production test processes to ensure stable manufacturing performance, product quality, and customer requirements.
- Failure Investigation & Root Cause Analysis: Perform on-site failure investigation, analyze test failures, identify root causes, and implement corrective and preventive actions.
- Yield & Data Analysis: Analyze production yield, test results, and process data to identify trends, improve process capability, and drive yield improvement initiatives.
- Process Improvement: Lead continuous improvement projects to enhance test efficiency, reduce defects, improve equipment utilization, and increase manufacturing productivity.
- Customer Support: Support customer quality issues and engineering requests by performing technical investigations, data analysis, and corrective action implementation.
- Test Equipment Support: Own and maintain production test equipment, coordinate troubleshooting activities, and work with equipment vendors to improve system reliability and uptime.
- Cross-functional Collaboration: Work closely with Product Engineering, Process Engineering, Manufacturing, Quality, Reliability, and R&D teams to resolve technical issues and support new product introduction (NPI).
- Documentation: Prepare and maintain engineering reports, work instructions, process documentation, FMEA, control plans, and engineering change documentation.
- Continuous Improvement: Utilize statistical analysis tools (SPC, DOE, MSA, Cp/Cpk) and structured problem-solving methodologies (8D, Fishbone, 5 Why) to improve manufacturing performance.
- Training & Technical Support: Provide technical guidance and training to technicians and operators to ensure consistent execution of production test processes.
Qualifications
- Bachelor's or Master's degree in Electrical Engineering, Electronics Engineering, Mechanical Engineering, Mechatronics, Physics, or a related engineering field.
- 5+ years of experience in semiconductor, MEMS, photonics, or electronics manufacturing.
- Experience in production testing, failure analysis, process engineering, or manufacturing engineering.
- Strong analytical skills with experience in root cause analysis and statistical problem-solving tools (DOE, SPC, FMEA, MSA).
- Experience with production test equipment and automated manufacturing systems.
- Knowledge of electrical measurements and data analysis tools such as JMP, Minitab, or Python is an advantage.
- Excellent communication and cross-functional collaboration skills.
- Experience in cleanroom manufacturing environments is preferred.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time9 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
About Lumentum
Lumentum (NASDAQ: LITE) is a global leader in optical and photonic technologies that power the networks and infrastructure behind AI, cloud computing, and next-generation communications. Built on decades of photonics innovation, Lumentum delivers high-performance lasers, modules, and optical subsystems that enable scalable, energy-efficient data center connectivity, advanced telecom networks, industrial manufacturing, and sensing applications. Headquartered in San Jose, California, the company operates R&D, manufacturing, and sales facilities worldwide.
Learn more at www.lumentum.com.
Senior Engineer, Test Engineer
Location: Lumentum Thailand, Navanakorn – Pathum Thani
The Senior Test Engineer is a senior responsible for driving test engineering. This role working closely with Manufacturing, R&D, Product Engineering, Process Engineering, Quality, and Global Engineering teams to develop, execute, and improve test strategies that ensure product performance, reliability, and manufacturability throughout the product lifecycle.
Key Responsibilities
Test Engineering
- Serve as the Test Engineer for assigned products, owning test strategy, coverage, and execution.
- Define, develop, and maintain manufacturing and reliability test plans, test specifications, and test coverage requirements.
- Act as the primary technical owner for test-related issues and escalations.
Reliability & Validation Engineering
- Plan and execute reliability testing to validate product robustness against environmental, mechanical, and operational stress conditions.
- Analyze test and reliability data to identify failure trends and improvement opportunities.
- Support Design for Testability and Reliability (DfT / DfR) in collaboration with R&D and Product Engineering.
New Product Introduction (NPI) & Lifecycle Support
- Execute product engineering activities for NPI, product transfer, and production ramp.
- Support Design for Manufacturability, Assembly, Test, and Reliability in collaboration with R&D and Process Engineering.
- Support product qualification, documentation release, and engineering change management.
Yield, Quality & Cost Performance
- Support analysis and improvement of product yield, performance, and quality metrics.
- Participate in root cause analysis and corrective actions for product-related manufacturing and field issues.
- Contribute to cost reduction initiatives through product optimization and engineering changes.
Cross-Functional & Global Collaboration
- Collaborate with local and global engineering teams to support product readiness and execution.
- Communicate technical status, risks, and data-driven recommendations to stakeholders.
- Support alignment across functions to ensure smooth manufacturing execution.
Safety, Health & Environmental (EHS) Responsibility
- Comply with all EHS policies, procedures, and standards.
- Actively support EHS initiatives and continuous improvement actions.
- Promote safe work practices and contribute to a Zero Accident Culture.
Qualifications & Experience
- Bachelor’s degree in Engineering (Electrical, Mechanical, Optical, Physics, or related field); Master’s preferred.
- 6–10+ years of experience in test engineering or reliability engineering within high-tech manufacturing environments.
- Strong hands-on experience in manufacturing test development, execution, and data analysis.
- Experience supporting reliability testing, qualification, and validation activities.
- Background in optical, photonics, semiconductor, or electronics manufacturing is strongly preferred.
- Strong analytical, problem-solving, and documentation skills.
- Effective communication skills in English and ability to work in a global team environment.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time10 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
Job Summary**
Lumentum International (Thailand) Co. Ltd. is seeking a talented Test Software Development Engineer to design, develop, and maintain robust test automation solutions for our cutting-edge optical and photonic products. This role is crucial for ensuring the quality, reliability, and performance of our hardware throughout its lifecycle.
Job Responsibilities**
* Design, develop, and implement automated test software for new product introduction (NPI), primarily using VB.NET, C#, Python, or similar object-oriented programming languages.
* Develop and maintain test frameworks, libraries, and tools to streamline the test development process and improve efficiency.
* Collaborate closely with other development engineers in Ottawa and Shenzhen.
* Debug and troubleshoot complex software issues, identifying root causes and implementing effective solutions.
* Perform software verification and validation, including unit testing, integration testing, and system-level testing.
* Participate in design reviews and code reviews to ensure adherence to best practices and quality standards.
* Continuously research and evaluate new test technologies, tools, and methodologies to enhance test capabilities.
Job Qualifications**
* Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, Computer Science, or a related technical field.
* 2+ years of experience in test software development, preferably in a manufacturing or R&D environment.
* Strong programming skills in VB.NET, C#, Python, SQL, etc.
* Additional skill set on AI tool is a plus.
* Experience with test equipment automation and instrument control
* Familiarity with various communication protocols (e.g., SCADA, PLC, GPIB, USB, Ethernet, RS-232).
* Experience with software development methodologies (e.g., Agile, Scrum).
* Knowledge of optical and photonic components, systems, or test methodologies is a plus.
* Excellent problem-solving, analytical, and debugging skills.
* Require written and verbal communication skills in English.
* Ability to work independently and as part of a cross-functional team in a fast-paced environment.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time13 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
Role Summary
We are seeking a senior engineering and AI/ML leader to build and lead a distributed team of AI/ML engineers supporting manufacturing sites across the company. Based in Bangkok or the UK or Canada and reporting to the Chief AI Officer, this role will translate high-value manufacturing problems into reliable, scalable AI systems that improve productivity, quality, yield, equipment performance, and operational decision-making.
The ideal candidate brings 15+ years of experience across engineering management, software engineering, AI/ML systems, and data science, combined with deep practical knowledge of manufacturing environments. This leader must be equally comfortable setting technical direction, coaching engineers, partnering with plant and business leaders, and working close to the factory floor to move solutions from discovery through production adoption.
Leadership Scope
- Lead, grow, and develop a distributed team of AI/ML engineers who work across manufacturing sites and solve site-specific operational problems.
- Establish the technical vision, engineering standards, delivery practices, and talent strategy for manufacturing AI across the organization.
- Create a strong partnership model with plant leadership, manufacturing engineering, process engineering, yield, quality, operations, IT, and enterprise data teams.
- Balance local site responsiveness with reusable platforms, common architectures, shared components, and responsible AI practices that scale across plants.
Key Responsibilities
- Set and execute a multi-year roadmap for AI/ML applications in manufacturing, aligned to business priorities and measurable operational outcomes.
- Identify and prioritize high-impact opportunities across process optimization, yield improvement, visual inspection, defect classification, predictive maintenance, anomaly detection, root-cause analysis, quality, scheduling, and engineering productivity.
- Guide the architecture, design, development, validation, deployment, and lifecycle management of production-grade AI/ML systems used in manufacturing workflows.
- Define engineering patterns for data pipelines, feature and model management, experiment tracking, APIs, user interfaces, monitoring, cybersecurity, reliability, and model performance management.
- Ensure solutions work with real manufacturing data and systems, including MES, SPC, QMS, equipment and sensor data, inspection systems, yield systems, ERP, databases, engineering reports, and other structured and unstructured sources.
- Drive disciplined problem definition and value measurement, connecting technical delivery to improvements in cycle time, throughput, yield, scrap, quality, cost, safety, and decision speed.
- Partner with site teams to understand workflows, constraints, process variation, data quality, user needs, and adoption barriers; ensure solutions are usable by engineers, operators, and business stakeholders.
- Build and maintain strong relationships with senior manufacturing and technology leaders, communicating technical tradeoffs, risks, investment needs, and results with clarity.
- Promote effective use of classical machine learning, deep learning, computer vision, optimization, statistical methods, LLMs, and generative AI where they are fit for purpose.
- Establish governance for responsible, secure, explainable, and maintainable AI in manufacturing, including validation, human oversight, change control, and production support.
Required Qualifications
- 15+ years of progressive experience in software engineering, AI/ML engineering, data science, or a closely related technical discipline, including significant leadership experience.
- Bachelor's or master's degree in engineering, computer science, electrical engineering, industrial engineering, data science, or a related field; advanced technical education is preferred.
- Deep hands-on understanding of software engineering practices, distributed systems, cloud or edge architectures, APIs, data platforms, testing, observability, security, and production operations.
- Practical knowledge of manufacturing processes, process variation, yield, quality systems, equipment data, inspection, traceability, root-cause analysis, and the realities of plant operations.
- Willingness and ability to travel 30% or more to manufacturing sites and partner locations.
Preferred Qualifications
- Experience in semiconductor, photonics, electronics, optical components, precision manufacturing, or other high-volume advanced manufacturing environments.
- Experience with manufacturing software and data ecosystems such as MES, SPC, QMS, ERP, equipment automation, inspection platforms, historian systems, and yield management systems.
- Experience scaling AI/ML capabilities across multiple plants, regions, or business units with different processes, data maturity, and operating models.
- Experience applying generative AI, knowledge retrieval, agentic workflows, or LLM-enabled tools to manufacturing, engineering, quality, or operations use cases.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time13 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
Position: Sr. Product Cost Analyst
Department: Finance (Product Cost)
Primary accountability: Independent ownership of complete product cost models and related financial analysis
Portfolio scope: Approximately 5-10 product lines
Position Summary
Product Cost Model is a financial role responsible for independently building, maintaining, validating, and analyzing complete product cost models for an assigned Business unit consisting of approximately 5-10 product lines. The employee is accountable for the cost model from input collection through calculation, validation, analysis, communication, and ongoing maintenance. Partnering with cross functional team in driving cost competitiveness.
Cross-functional teams provide technical and operational input; however, accountability for completeness, accuracy, version control, timely delivery, and financial interpretation of the cost model remains with this role.
End-to-End Cost Modeling Accountability
1. Collect and validate input: Obtain required source data and assumptions from the relevant business owners; identify and resolve missing, inconsistent, or unsupported inputs.
2. Build and update the model: Prepare and maintain the complete Excel cost model, calculations, scenarios, and cost roadmaps for assigned product lines.
3. Check and reconcile results: Verify formulas, logic, source references, and outputs before releasing the analysis for review or decision-making.
4. Analyze cost drivers and variances: Explain changes, risks, opportunities, and gaps between actual cost, modeled cost, target cost, and the approved roadmap.
5. Communicate conclusions: Provide clear financial summaries, recommendations, and decision-ready analysis to management and cross-functional stakeholders.
6. Maintain control and continuity: Keep assumptions, changes, source references, model versions, and supporting documentation current and traceable.
7. Collaborate with the Cross-functional team, monitoring & tracking the cost reduction actions, driving the Cost competitiveness.
Key Responsibilities
1. Full Product Cost Model Ownership
- Independently prepare, maintain, and control complete Excel-based product cost models for approximately 5-10 product lines.
- Maintain a consistent model structure with clear assumptions, formulas, source references, and version history.
- Coordinate with data owners and actively follow up on incomplete or inconsistent information; do not rely on passive data collection.
- Ensure each model is complete, accurate, reviewed, and ready for the required business milestone or management review.
2. NPI Costing and Gate Reviews
- Prepare product cost models and cost roadmaps for NPI gate reviews.
- Analyze changes versus target, prior model versions, and approved assumptions; explain key drivers, risks, and opportunities.
- Partners with R&D, Manufacturing Engineering, GCM, and other teams to identify cost-improvement opportunities and quantify their financial impact.
3. Mass-Production Cost Roadmaps
- Prepare and maintain cost roadmaps for mass-production products.
- Update model assumptions and expected cost changes based on approved BOM, HPU, yield, and other relevant business inputs.
- Provide a clear view of current cost, expected future cost, timing, and remaining gaps to target.
4. Cost Simulation and Scenario Analysis
- Perform product cost simulations for BOM changes, HPU changes, yield improvement, and other approved scenarios.
- Compare alternatives and quantify the cost impact by product and product line to support management decisions.
5. Actual Cost, Variance, and Savings Analysis
- Analyze variance between actual product cost and the approved cost model or roadmap.
- Identify the main cost drivers and clearly explain whether the variance is caused by assumptions, timing, data, or execution gaps.
- Track cost-improvement initiatives and cost-saving realization; validate that reported savings are supported by actual results.
6. FTA and Management Support
- Prepare model, form and supporting analysis for Free Trade Agreement (FTA) applications.
- Provide management-ready summaries, recommendations, and ad hoc financial analysis as required.
- Manage priorities and deadlines across multiple product lines while maintaining accuracy and documentation quality.
Expected Deliverables and Measures of Success
- Complete, accurate, and on-time cost models for all assigned product lines.
- Clear and traceable assumptions, source data, formulas, model versions, and supporting documentation.
- Reliable cost roadmaps, scenario analyses, and variance bridges that management can use for decisions.
- Timely identification and communication of cost risks, opportunities, data gaps, and required actions.
- Demonstrated ownership: the analyst independently drives the model to completion rather than only collecting or compiling inputs.
Qualifications and Experience
- Bachelor's degree or above in Finance, Accounting, Business Administration, Economics, or a related field. An Engineering background is also acceptable; an MBA is a plus.
- At least 5 years of relevant working experience, including product cost accounting or product costing experience in a multinational manufacturing company. Experience with a U.S.-listed company is preferred.
- At least 3 years of hands-on product costing experience.
- Advanced Microsoft Excel modeling capability is essential. The role requires the ability to build, maintain, audit, and explain complex manually managed cost models, not only operate an automated costing system.
- Good knowledge of manufacturing processes and the ability to translate technical and operational inputs into financial cost impact.
- Proficiency in Oracle ERP; SAP experience is acceptable. Strong Microsoft Office skills are required, and Tableau experience is a plus.
- Ability to manage multiple priorities and deliverables across approximately 5-10 product lines.
- English proficiency sufficient to work effectively with global teams from diverse cultural backgrounds.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time13 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
Responsibilities
- Publish weekly Build-Plan and maintain the On Time Delivery to Promise (OSD) and Customer Request Date (CRD)
- Release and manage the Work Order base on the product yield, material availability, and installed machine capacity
- Coordinate with MC, Buyer, MFG, PE, QE, IQA, IE, Warehouse, IT for resolving any of operation issues
- Schedule Sales Order in Oracle and Communicate with CSR/ Sales and other related function to resolve any issues concerning the requirement
- Request Warehouse and Logistic to process the shipment for those under due-to-ship SO/ MSO
- Supporting company activities such as 5S, Kaizen, others.
Qualifications
- Bachelor's Degree in any related field
- At least 5 years in Production Planner / Material Planner
- Able to communicate in English (writing & speaking) and proficient with a computer
- Knowledge and use of Excel to apply with production planning would be an advantage
- Background in MRP and inventory control would be advantageous
- Familiar with BOI requirements would be an advantage.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time13 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
Capacity Ramp Management
- Lead factory capacity ramp planning and execution to support production demand. Develop ramp schedules, resource plans, and recovery actions.
- Monitor capacity utilization, bottlenecks, and output performance.
- Coordinate line readiness, equipment installation, qualification, and staffing plans.
- Drive ramp readiness reviews with stakeholders.
Program & Project Management
- Manage end-to-end program timelines, milestones, and risks.
- Track project deliverables and ensure execution aligns with business goals. Lead cross-functional meetings and action follow-ups.
- Escalate critical issues and drive closure plans.
- Support business continuity and contingency planning.
Manufacturing & Operations Coordination
- Work closely with production, IE, ME, PE, and facilities teams.
- Coordinate factory layout changes and production line setup.
- Support productivity improvement and cycle time reduction initiatives.
- Ensure smooth transition from NPI to mass production.
Supply Chain & Material Readiness
- Coordinate with supply chain and procurement teams on material readiness. Monitor shortages, long lead-time items, and supplier risks.
- Align build plans with component availability.
Quality & Process Control
- Ensure ramp activities comply with quality requirements.
- Support yield improvement and process stabilization during ramp.
- Coordinate corrective actions for production or quality issues.
Stakeholder Communication
- Provide regular project status updates to management and global teams. Prepare presentations, dashboards, and ramp reports.
- Communicate risks, mitigation plans, and key decisions clearly.
Requirements
- B.S. in an engineering, operation or related field plus
- 5+ years of experience in managing complex product development or operations in electronics, Semiconductors or Opticals manufacturing
- Experience managing cross-functional projects in a manufacturing environment.
- Experience with NPI ramp and mass production transfer is preferred.
- Strong data analysis and reporting skills.
- Excellent communication skills in verbal, written, and presentation formats
- High level of integrity, work ethic, responsiveness, and commitment to continuous improvement
- Ability to travel as required/possible to coordinate projects and build relationships with the larger international development teams
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time14 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
- Create and monitor a system of controls, procedures, and forms for the recording of fixed assets.
- Track the compilation of project costs into fixed asset accounts, and close out those accounts once the related projects have been completed.
- Work closely with the other departments in tracking project costs in comparison to their budgeted projections.
- Conduct periodic reviews of the fixed asset schedule to determine dispositions.
- Reconcile the balance in the fixed asset subsidiary ledger to the general ledger.
- Run depreciation for all fixed assets.
- Prepare audit schedules relating to fixed assets, and assist the auditors in their inquiries.
- Review and preparation of monthly financial statements.
- Reconcile specific general ledger accounts.
- Assist in the preparation of budgets.
- Communicate with co-workers, management and clients in a courteous and professional manner.
- Reporting for work in a timely manner when scheduled
Requirement
- 5+ years of fixed asset accounting experience. Bachelor's degree in accounting preferred. Must be detail oriented.
- Good knowledge and strong experience of fixed assets and General Ledge.
- Good knowledge of Generally Accepted Accounting Principles (GAAP)
- Proficiency in Excel and Ability to apply several accounting and reporting systems
- Good in communication and analytical skills
- Ability to work individually or in a team setting
- Excellent interpersonal and time management skills to meet time-sensitive deadlines
- Strong ability to give attention to detail and to perform multiple tasks at the same time
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
Full-time15 weeks ago
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!
About Lumentum
Lumentum (NASDAQ: LITE) is a global leader in optical and photonic technologies that power the networks and infrastructure behind AI, cloud computing, and next-generation communications. Built on decades of photonics innovation, Lumentum delivers high-performance lasers, modules, and optical subsystems that enable scalable, energy-efficient data center connectivity, advanced telecom networks, industrial manufacturing, and sensing applications. Headquartered in San Jose, California, the company operates R&D, manufacturing, and sales facilities worldwide.
Learn more at www.lumentum.com
Lumentum is seeking an experienced Test Engineer to join the Communication and Commercial Optical Products business unit. In this role the candidate will be responsible for determining most effective ways to test advanced optical components through focus on new testing systems and processes using hardware, software, real time data acquisition, and programming knowledge. The candidate will interface with different groups within Lumentum, including product engineers, R&D engineers, equipment engineers, manufacturing process engineers, to maintain and improve legacy and new product introductions.
The successful candidate should be self-motivated, a creative thinker, exhibit drive for success, be process and systems oriented, hands on, manage with clear and concise data, and work well within a cross-function team.
In this role, the candidate will also:
- Work closely with internal and offshore teams to develop and implement test processes and systems into existing production environment.
- Design test process and create work instruction.
- Improve yield, efficiency, and cycle time (HPU).
- Drive automation and eliminate manual tasks.
- Develop new and modify existing test hardware and software to meet product requirements.
- Analyze, debug, and recommend corrective actions for test related issues on manufacturing floor.
Requirements
- Bachelors in telecommunication, electrical engineering or related field.
- At least 5 years experience with Test Engineering in a fast-paced electronics manufacturing environment.
- Knowledge on circuit diagram and electronic component.
- Experience on Measurement System Analysis (MSA), GR&R and Correlation.
- Data analysis and report preparation skills.
- Knowledge and experience with manufacturing (assembly and testing) of high-end OSFP.
- Demonstrated skills/knowledge of complex PCBAs, TOSA, ROSA and PAM4.
- Experience in the setup and configuration of electronic and optical test sets and equipment is essential.
- Ability to work and communicate orally and in writing in English and Thai.
- Demonstrated ability to work across geographical boundaries on a worldwide basis with R&D and Manufacturing groups.
- Knowledge and experience in test and testing programming in .NET.
- Proven ability to work without direct supervision.
- Hands-on debug skills of mixed analog/digital PCBA’s and optical assemblies.
- C# and LabView programming, test automation, Minitab/JMP skills is a plus.
- Willingness to work on a flexible schedule and occasional overseas travel.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
We are an equal opportunity employer and value diversity at our company.
We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.
Please contact us to request accommodation.
