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Senior Equipment Engineer

Coherent


Job Location:

Fremont, CA - USA

Monthly Salary: Not provided by the employer
Posted: 3 July 2026 (30+ days ago)
Application Deadline: 18 November 2026
Vacancies: 1 Vacancy

Job Summary

Description

About Indium Phosphide (InP) Technology
The worlds communications infrastructure depends on semiconductor lasers and particularly those based on indium phosphide technology. Indium phosphide lasers are engineered to emit at wavelengths that are optimal for long-distance transmission through fiber short they enable the optical networks that form the global internet.

Coherents broad portfolio of InP components includes application-specific Fabry-Pérot lasers directly modulated lasers (DMLs) and tunable lasers. It also includes photodiodes for high-speed receivers and power 2022 we introduced 200 Gbps indium phosphide electro-absorption modulated lasers (EMLs) for high-speed datacenter transceivers. This design provides our customers with the most advanced robust and cost-competitive laser devices for their 800G and next-gen 1.6T datacom transceiver designs.

Our world-class and highly reliable InP technology platform is one of the very few in the industry that has been proven with more than one hundred million lasers in the field deployed over the last decades.

  • Install qualify maintain and optimize Etch PECVD Sputter equipment in a semiconductor fab
  • Drive yield uptime and process stability
  • Work in a cleanroom manufacturing environment.

Primary Duties & Responsibilities

  • Equipment install qualification (new fab tools)
  • Sustainment: troubleshooting repairs documentation
  • Partner with process engineers to fix production issues
  • Manage vendors tool performance metrics
  • Able to write purchase reqs for vendors and parts
  • Implement Total Productive Maintenance (TPM) strategies

Education & Experience

  • AA or BS and 10 years in wafer fab equipment engineering.
  • Experience in photolithography
  • Professional certifications is a plus

Skills

  • Semiconductor fab experience with ICP RIE etcher PECVD tools Ebeams and sputters.
  • Strong troubleshooting data analysis
  • Cross-functional collaboration (process manufacturing teams)
  • Programming / data science increasingly valued
  • Good communication & interpersonal skills

Working Conditions

Fab work - Require to in a bunny suit facemask gloves and booties. Will be required to wear proper PPE when working on some applications.

Physical Requirements

At a minimum you must include the following:

  • Standing sometimes (8 hours per day)
  • Lifting (40lbs.)
  • Pushing/Pulling (50lbs.)
  • Sitting sometimes (8 hours per day)

Safety Requirements

All employees are required to follow the site EHS procedures and Coherent Corp. Corporate EHS standards.

Quality and Environmental Responsibilities

Depending on location this position may be responsible for the execution and maintenance of the ISO 9000 and/or other applicable standards that may apply to the relevant roles and responsibilities within the Quality Management System and Environmental Management System.

CultureCommitment

Ensure adherence to companys values (ICARE) in all aspects of your position at Coherent Corp.:

Integrity Create an Environment of Trust

Collaboration Innovate Through the Sharing of Ideas

Accountability Own the Process and the Outcome

Respect Recognize the Value in Everyone

Enthusiasm Find a Sense of Purpose in Work


Coherent Corp. is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex gender identity sexual orientation race color religion national origin disability protected Veteran status age or any other characteristic protected by law.


If you need assistance or an accommodation due to a disability you may contact us at .





Required Experience:

Senior IC


About Company

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Coherent is a global leader in lasers, engineered materials and networking components. We are a vertically integrated manufacturing company that develops innovative products for diversified applications in the industrial, optical communications, military, life sciences, semiconductor ... View more

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