Quality Engineer - Assembly

Lumentum International (Thailand) Co., Ltd.; Penang; On-site; MYR 120,000 - 180,000; Full time

Job summary

Lumentum International (Thailand) Co., Ltd. seeks a senior quality professional to own day-to-day CM quality performance, drive quality reviews, and translate product requirements into clear standards for optical modules and assemblies.

You will govern assembly and test processes and partner with R&D, NPI, Supply Chain, Reliability, and Customer Quality teams. The role requires a Bachelor's in Optical/Electrical/Manufacturing Engineering, 10+ years in optical or electronics manufacturing, proven

Qualifications

• Bachelor's degree in Optical Engineering or related field.
• 10+ years in quality, manufacturing, NPI, or operations in optical/electronic sectors.
• Experience managing quality KPIs, executive reviews, and improvement roadmaps.
• Strong English communication with cross-functional teams.
• Proven ability to lead customer and internal quality investigations and CAPA.

Responsibilities

• Execute the CM quality strategy, standards, operating rhythm, and escalation model established by the CM Quality organization for the assigned contract manufacturer.
• Own day-to-day quality performance for the assigned CM, maintaining clear ownership across the CM, R&D, NPI, Supply Chain, Reliability, and Customer Quality teams.
• Lead regular quality reviews with the assigned CM management team and internal stakeholders; communicate risks, decisions, resource needs, and recovery plans using concise, data-based recommendations.
• Translate Lumentum product requirements into clear quality standards, critical-to-quality characteristics, specifications, and acceptance criteria for optical modules, optical components, and optoelectronic assemblies.
• Govern the assigned CM's assembly and test processes, including active and passive alignment, laser or detector attach, die and wire bonding, fiber handling, epoxy dispensing and curing, soldering, cleaning, optical and electrical testing, calibration, screening, and final inspection.
• Own the cross-functional response to customer complaints, escapes, returns, audit findings, and major internal quality issues; coordinate containment, root-cause analysis, corrective action, verification, and closure.
• Lead structured problem solving using 8D, 5-Why, fishbone, fault-tree, DOE, SPC, and other appropriate methods; ensure actions address systemic causes and are sustained at the CM.
• Execute the CM quality KPI framework, including customer PPM/defect rate, first-pass yield, rolled throughput yield, DPPM, complaint closure, audit action aging, CAPA effectiveness, and process capability.
• Use data analysis to prioritize the largest risks and opportunities, quantify business impact, and report progress to CM and internal management team.
• Drive continuous-improvement projects that improve quality, yield, reliability, delivery stability, and total cost

Skills

Quality engineering

8D problem solving

Root cause analysis

Cross-functional collaboration

Data analysis

Project management

Communication skills

Leadership

Education

Bachelor's degree in Optical Engineering

Job description

This role focuses on quality execution and partnership with assigned contract manufacturers, ensuring optical product and process quality standards are met. You will own day-to-day quality performance, lead quality reviews, and translate Lumentum product requirements into clear quality standards and acceptance criteria for optical modules, components, and optoelectronic assemblies. You will govern assembly and test processes, drive cross-functional problem solving, and manage quality KPIs and performance metrics.

Key responsibilities

Execute the CM quality strategy, standards, operating rhythm, and escalation model established by the CM Quality organization for the assigned contract manufacturer

Own day-to-day quality performance for the assigned CM, maintaining clear ownership across the CM, R&D, NPI, Supply Chain, Reliability, and Customer Quality teams

Lead regular quality reviews with the assigned CM management team and internal stakeholders; communicate risks, decisions, resource needs, and recovery plans using concise, data-based recommendations

Translate Lumentum product requirements into clear quality standards, critical-to-quality characteristics, specifications, and acceptance criteria for optical modules, optical components, and optoelectronic assemblies

Govern the assigned CM's assembly and test processes, including active and passive alignment, laser or detector attach, die and wire bonding, fiber handling, epoxy dispensing and curing, soldering, cleaning, optical and electrical testing, calibration, screening, and final inspection

Own the cross-functional response to customer complaints, escapes, returns, audit findings, and major internal quality issues; coordinate containment, root-cause analysis, corrective action, verification, and closure

Lead structured problem solving using 8D, 5-Why, fishbone, fault-tree, DOE, SPC, and other appropriate methods; ensure actions address systemic causes and are sustained at the CM

Execute the CM quality KPI framework, including customer PPM/defect rate, first-pass yield, rolled throughput yield, DPPM, complaint closure, audit action aging, CAPA effectiveness, and process capability

Use data analysis to prioritize the largest risks and opportunities, quantify business impact, and report progress to CM and internal management team

Drive continuous-improvement projects that improve quality, yield, reliability, delivery stability, and total cost

About you

Bachelor's degree in Optical Engineering, Optoelectronics, Electrical Engineering, Mechanical Engineering, Manufacturing Engineering, Quality Engineering, or a related field; master's degree preferred

Typically 10+ years of experience in quality, manufacturing, NPI, or operations within optical, photonic, optoelectronic, semiconductor, or electronics manufacturing, including experience with contract manufacturers

Demonstrated knowledge of optical module and optical component products, assembly processes, test methods, reliability requirements, and manufacturing quality controls

Proven experience leading customer and internal quality issues, complex cross-functional corrective actions, audits, NPI/product transfer, and volume-production improvement

Experience managing quality KPIs, executive reviews, performance dashboards, and improvement roadmaps with measurable results

Strong English communication skills and the ability to communicate clearly with CM senior leaders, customers, and internal executives across functions and regions

Strong analytical, structured problem-solving, negotiation, prioritization, and people-management skills