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Lumentum

Epitaxy Process Engineer

Japan - Sagamihara

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hirly's read of this role

Seniority
Mid level
Country
JP
Work mode
On-site / unstated
First seen by hirly
27 Sept 2026

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the posting

  • 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.

Original posting on Lumentum's site ↗

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