
Real job — pulled straight from Lumentum’s careers page · Verified October 22, 2026 · No reposts.
Job description
Lumentum is hiring a Staff Test Engineer — a full-time, based in Pathumthani, Thailand role. Apply directly on Lumentum's careers page below.
Staff Test Engineer
Location: Thailand - Pathumthani (Navanakorn)
Time Type: Full time
Job Description
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 looking for a self-motivated Staff Test Engineer. This position will be responsible for ensuring the testability and manufacturability of optical components such as lasers and ELS from the device feasibility stage through production ramp. Develops and debugs complex software programs and EDA tools for process and test equipment. Make significant contributions to design, development and validation of testability as well as evaluation, debug of complex test methodologies.
Creates and applies concepts for optimizing mass production relative to quality and cost constraints. Autonomously plans and schedules own daily tasks, develops solutions to problems utilizing formal education and judgment.
In this position you will:
- Work with R&D, TE, and Operation teams and external suppliers to define and develop automated test systems for high volume production
- Develop, implement, and release to factory test strategies, processes, and tools that meet the required speed, scale, cost and quality for optical components such as CW lasers and ELS
- Perform statistical data analysis and trouble shoot potential root causes for yield enhancement
- Identify and drive initiatives for test automation, process improvements, test time and cost reductions, and yield improvements
- Lead troubleshooting and FA activities in close coordination with suppliers and Operation team so to exceed tester uptime/utilization targets
- Some travel is required
Required Qualifications:
- 7 years of experience in test engineering, automation, or software development in a hardware environment
- BS or MS degree in electrical engineering, information, or other relevant major.
- Strong programing fundamentals. We mainly work with external suppliers, but we also develop different applications for automation and analytics.
- Hands-on experience with hardware (instruments, motion systems, fiber, cabling, signals) and the patience for troubleshooting and failure root cause analysis
- Experienced and fully understand Gage R&R, correlation, test coverage and qualification
- Able to interpret and analyze test result/data, correlating the test data with fab inline process for yield improvement.
- Good in problem-solving, troubleshooting, data analysis and data driven analytical mindset
- Strong ability to drive initiatives, to own the problem and the solution, and to drive actions and solutions across cross-functional teams.
- Strong communication skills; adept at hosting effective meetings and facilitating actions and resolving conflicts.
Preferred Qualifications:
- Experience in semiconductor lasers, like edge emitting laser, or Vertical Cavity Surface Emitting Laser (VCSEL) related device design, process development and characterization is preferred
- Familiarity with photonics surmount, housing, semiconductor laser diodes, LEDs, photodetectors, driver ICs, and optical components (lenses, diffusers, DOEs).
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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Frequently asked questions
What skills are required for Staff Test Engineer at Lumentum?
The required skills for Staff Test Engineer at Lumentum include: Process Improvement.
What is the seniority level for Staff Test Engineer at Lumentum?
Staff Test Engineer at Lumentum is a Staff level position.
How do I apply for Staff Test Engineer at Lumentum?
You can view the full description and apply for Staff Test Engineer at Lumentum on EchoJobs: https://echojobs.io/job/lumentum-staff-test-engineer-n1m4t.