Lumentum International (Thailand) Co., Ltd.

About Company

Lumentum (NASDAQ: LITE) is a market-leadingmanufacturer of innovative optical and photonic products enabling opticalnetworking and commercial laser customers worldwide. Lumentum’s opticalcomponents and subsystems are part of virtually every type of telecom,enterprise, and data center network. Lumentum’s commercial lasers enableadvanced manufacturing techniques and diverse applications including next-generation image and sensing capabilities. Lumentum is headquartered in Milpitas, Californiawith R&D, manufacturing, and sales offices worldwide.

For more information, visit www.lumentum.com.

Location60/129, 60/90 Moo 19, Klongnueng, Klongluang, Pathumthani 12120

Contact personHuman Resources Department

Telephone-

Website

https://www.lumentum.com

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Test Engineer

Lumentum International (Thailand) Co., Ltd.

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Basic Requirements

Full Time

5 - 10 Year

Pathumthani

Bachelor's Degree or Higher

Depend on qualifications and experience

Responsibilities

Provide first-level engineering support for optical and electronic test issues in OCS production, including troubleshooting, root-cause analysis, and implementation of corrective actions.
Set up, configure, validate, and maintain optical/electronic test equipment to ensure stable and accurate test operations aligned with Lumentum standards.
Own and sustain test processes, monitor test data trends, and drive yield improvement and defect reduction initiatives.
Support new product introduction (NPI), including test plan validation, pilot builds, equipment readiness, and alignment with global engineering requirements.
Collaborate regularly with Manufacturing Engineering in Ottawa through cross-site calls to resolve issues, standardize testing methods, and drive continuous improvement activities.
Prepare and maintain test documentation such as work instructions, test plans, process controls, and engineering change updates.
Coordinate with Production, Quality, and R&D teams to ensure test readiness, production stability, and timely issue resolution.
Collect, analyze, and prepare test data reports to support engineering decisions, yield analysis, and process optimization.

Requirements

Bachelor’s degree or higher in Electrical Engineering, Electronics, Optics, Physics, Mechatronics, or a related technical field.
5-10 years’ work experience in high technology work environment, optical and/or electronics in progressive roles.
Knowledge and experience with manufacturing (assembly and testing) of high end optical blades and circuit card assemblies.
Demonstrated skills/knowledge of complex PCBAs, EDFAs and ROADMs.
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 VB6/VB.net.
Proven ability to work without direct supervision.
Able to demonstrate strong problem solving skills.
Hands-on debug skills of mixed analog/digital PCBA’s and optical assemblies.

Welfare and Benefits

Dental insurance (สิทธิการเบิกค่าทันตกรรม)
Staff training and development
Scholarship/ education allowance
Fuel/transportation fees
5-day work week
Social security
Accident Insurance
Flexible working hours