Semiconductor Laser Product Engineer

lumentumยท Lumentum Japan, Inc.
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๐Ÿ“ Japan - SagamiharaFull time
Full timeLumentum Japan, Inc.

About this role

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:

As a product engineer for semiconductor lasers (including DFB lasers and electro-absorption modulator integrated lasers), you will be engaged in the following activities:

  • Device characterization and performance analysis
  • Data-driven process improvement and yield enhancement
  • Root cause investigation and failure analysis
  • Statistical analysis and trend monitoring
  • (Depending on skill level) Development of data models or analysis automation, including machine learning.

Expected Background:

  • BSc, MSc, or PhD degree in a science or engineering discipline
  • Strong interest in semiconductor or optoelectronic devices, manufacturing, or data science
  • Logical, analytical thinker with persistence in tackling complex technical challenges

Expected Skill:

  • Experience with data analysis tools (Excel, Python, JMP, etc.)
  • Basic knowledge of statistical analysis and data visualization
  • Fluent Japanese speaker and Basic communication skills in English (reading/writing and participating in online meetings or email discussions)
  • Preferred Skills:
    • Research or hands-on experience with semiconductor processes, optical devices, or electronic device characterization
    • Practical experience in yield management, quality improvement, or process optimization in manufacturing
    • Practical experience in yield management, quality improvement, or process optimization in manufacturing

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.

Frequently Asked Questions

Is the salary disclosed for the Semiconductor Laser Product Engineer position at lumentum?
The salary for this Semiconductor Laser Product Engineer role at lumentum is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Semiconductor Laser Product Engineer position at lumentum located?
This Semiconductor Laser Product Engineer role at lumentum is based in Japan - Sagamihara. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Semiconductor Laser Product Engineer role at lumentum full-time or part-time?
This is listed as a Full time position. It is posted as a Semiconductor Laser Product Engineer role in the Lumentum Japan, Inc. department at lumentum.
Which team or department does the Semiconductor Laser Product Engineer at lumentum belong to?
This Semiconductor Laser Product Engineer position is part of the Lumentum Japan, Inc. department at lumentum. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Semiconductor Laser Product Engineer position at lumentum?
Click the "Apply Now" button on this page. You will be redirected to lumentum's official application portal hosted on workday where you can submit your application directly.
When was the Semiconductor Laser Product Engineer job at lumentum posted?
This Semiconductor Laser Product Engineer position at lumentum was posted on Aug 4, 2026. Apply as soon as possible โ€” early applications are often reviewed first.
Semiconductor Laser Product Engineer
lumentum
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