Test Engineering Technician

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📍 Fremont, CA, United StatesFull time

About this role

Primary Duties & Responsibilities

  • Work with test engineers on developing, assembling, qualifying and maintaining new testers for laser and photodiode characterization in mass production environment. 
  • Help tester instrumentation and new tester qualification.
  • Collect and organize test data.
  • Assist in creating tester documentation and interacting with operators and other engineers.
  • Support existing testers by performing troubleshooting, creating new product recipes, maintaining spare parts, and performing daily SPC and calibration routines.
  • This position may require working during weekends or night shifts.

     

Education & Experience

Skills

  • Attention to detail
  • Good at working with small parts
  • Experience with semi-automated and automated processing tools
  • Familiarity with Microsoft Excel and Word
  • Experience in wafer level or die level handling
  • Excellent communication skills, essential for effective teamwork and cross-disciplinary collaboration.

     

Working Conditions

  • This role will be based on-site in Fremont, CA. 
  • Regular use of a computer and other office equipment is necessary.
  • Candidate to work on-site in a cleanroom environment where strict cleanliness rules will be enforced.

Physical Requirements

  • Able to stand for duration of shift when needed

  • Sitting for extended periods while working on a computer or in meetings.
  • Use of hands and fingers for typing, writing, and handling documents.
  • Occasional lifting of objects or materials up to 20 pounds for administrative tasks.
  • Ability to communicate verbally and in writing.

     

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, 9001, 14001 and/or other applicable standards that may apply to the relevant roles and responsibilities within the Quality Management System and Environmental Management System.

Culture Commitment

Ensure adherence to company’s 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 talentacquisition@coherent.com.


 

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 equipment, and consumer markets. Coherent provides a comprehensive career development platform within an environment that challenges employees to perform at their best, while rewarding excellence and hard-work through a competitive compensation program. It's an exciting opportunity to work for a company that offers stability, longevity and growth. Come Join Us!

Note to recruiters and employment agencies: We will not pay for unsolicited resumes from recruiters and employment agencies unless we have a signed agreement and have required assistance, in writing, for a specific opening.


Frequently Asked Questions

Is the salary disclosed for the Test Engineering Technician position at Coherent Corp. US?
The salary for this Test Engineering Technician role at Coherent Corp. US is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Test Engineering Technician position at Coherent Corp. US located?
This Test Engineering Technician role at Coherent Corp. US is based in Fremont, CA, United States. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Test Engineering Technician role at Coherent Corp. US full-time or part-time?
This is listed as a Full time position. It is posted as a Test Engineering Technician role at Coherent Corp. US.
How do I apply for the Test Engineering Technician position at Coherent Corp. US?
Click the "Apply Now" button on this page. You will be redirected to Coherent Corp. US's official application portal hosted on oraclecloud where you can submit your application directly.
When was the Test Engineering Technician job at Coherent Corp. US posted?
This Test Engineering Technician position at Coherent Corp. US was posted on Jul 28, 2026. Apply as soon as possible — early applications are often reviewed first.
Test Engineering Technician
Coherent Corp. US
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