Facility Engineer – Gas Systems

lumentum· Lumentum Japan, Inc.
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📍 Japan - Tokyo (Takao)Full time

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!

Key Responsibilities

  • Maintain, inspect, service, and improve semiconductor manufacturing gas systems and related equipment.
  • Review specifications, verify capacity, coordinate connections, and manage construction activities for gas systems associated with new production equipment installations.
  • Review and assess gas system capacity, layout, and safety requirements in connection with production capacity expansion, and propose improvements as needed.
  • Investigate the root causes of equipment failures, implement temporary countermeasures, and develop and execute permanent corrective actions.
  • Coordinate with Manufacturing, Production Engineering, EHS, contractors, and other relevant departments and stakeholders.

Required Skills & Experience

  • Experience maintaining semiconductor manufacturing gas systems in a manufacturing environment.
  • Basic knowledge of and practical experience with semiconductor manufacturing gas systems.
  • Experience coordinating facility-side activities for equipment installation, facility modification work, or production equipment start-up.
  • Strong communication skills to work effectively with related departments and contractors.

Preferred Qualifications

  • Experience in the design, installation, maintenance management, or safety management of semiconductor manufacturing gas systems.
  • Class C Chemical High-Pressure Gas Production Safety Manager certification, or equivalent knowledge and experience.
  • Experience in facility management at a semiconductor factory, cleanroom, or manufacturing site.
  • Experience with production equipment installation, capacity expansion projects, or equipment capacity evaluation.
  • Basic English communication skills.

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 Facility Engineer – Gas Systems position at lumentum?
The salary for this Facility Engineer – Gas Systems 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 Facility Engineer – Gas Systems position at lumentum located?
This Facility Engineer – Gas Systems role at lumentum is based in Japan - Tokyo (Takao). The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Facility Engineer – Gas Systems role at lumentum full-time or part-time?
This is listed as a Full time position. It is posted as a Facility Engineer – Gas Systems role in the Lumentum Japan, Inc. department at lumentum.
Which team or department does the Facility Engineer – Gas Systems at lumentum belong to?
This Facility Engineer – Gas Systems 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 Facility Engineer – Gas Systems 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 Facility Engineer – Gas Systems job at lumentum posted?
This Facility Engineer – Gas Systems position at lumentum was posted on Jul 29, 2026. Apply as soon as possible — early applications are often reviewed first.
Facility Engineer – Gas Systems
lumentum
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You'll be redirected to lumentum's official application page on Workday.