Epitaxy Process Engineer

Lumentum Operations LLC

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Japan - Sagamihara Until 9/11/2026 1+ years exp H-1B sponsor history First posted July 13, 2026 Last posted July 13, 2026
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!

Responsibilities:

  • Launch SI process of EML epitaxy to support SAG front-end capacity ramp-up
  • Execute DoE and apply results to device qualification runs
  • Achieve process qualification by meeting specs on schedule
  • Develop automation and maximize yield/UPD
  • Optimize processes using the proven Veeco Lumina reactor
  • Develop new or modified InP-based epitaxy processes, defining growth conditions and equipment specifications
  • Plan and lead projects involving new concepts, automation technologies, and process innovations

Expected Background:

  • BSc, MSc, PhD degree in electronics, electrical engineering, physics, or a related equivalent technical field.
  • Bachelors and 2+ years of work experience, Masters and 1+ years of work experience. PhD. no relevant work experiences.

Expected Skill:

  • III-V alloy materials such as InP, GaAs and GaN epitaxy experience for optical or electrical device development, especially having an accomplished skill for MOCVD and MBE process/equipment.
  • On-time mindset
  • Experience and knowledge for various characterization technology in epitaxial layers.
  • Programming skills to sophisticate the epi process, in-situ control, data acquisition, and database handling is a plus.
  • Fluent Japanese speaker and business level English skill including managing and discussion in on-line meeting, email communications, and documentation in English.

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.

About this role

Summary

Develop and optimize epitaxy processes for optical/electrical devices, manage projects, and coordinate with teams.

Job title

Epitaxy Process Engineer

Experience level

2+ years or 1+ years with master's degree

Minimum experience

1+ years exp

Industry

semiconductor

Location requirements

Candidates must be based in Japan, Sagamihara, with flexible work options.

Salary

Not specified

Visa sponsorship

H-1B sponsor history

Management role

No

Skills & keywords

Required skills

III-V alloysInPGaAsGaNMOCVDMBEcharacterization techniquesprogrammingEnglishJapanese

Preferred skills

None specified

Specializations

epitaxyMOCVDMBEIII-V alloysautomation
Locations

Structured locations inferred from the posting.

Unknown location

Work arrangement unknown