Senior Firmware Engineer

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📍 Fremont, CA, United StatesFull time

About this role

Primary Duties & Responsibilities

  • Design and develop firmware under the guidance of senior engineering team members.
  • Develop and maintain embedded firmware for STMicroelectronics (ST) microcontrollers using C++.
  • Create graphical user interfaces (GUIs) and test tools using Python or other programming languages to support firmware validation and debugging.
  • Utilize laboratory equipment, including logic analyzers and oscilloscopes, to troubleshoot and resolve hardware and firmware issues.
  • Collaborate with cross-functional engineering teams to support circuit design, integration, and system-level testing.
  • Maintain accurate and comprehensive documentation of firmware architecture, code development, test procedures, and validation results.

Education & Experience

  • MS in Electrical Engineering or related technical fields.
  • 5 years of related experience is preferred

Skills

  • Solid foundation in digital circuit design, 
  • Deep understanding of MCUs.
  • Ability to work with little supervision and to manage assigned tasks effectively. 
  • Ability to learn and apply new technologies and tools to develop innovative solutions.
  • Excellent interpersonal communication and presentation skills.

Working Conditions

  • Good office working conditions. Occasionally required to work in a Class 10000 clean-room environment, wearing smock with mask and gloves

Physical Requirements

  • Able to move light equipment and tooling (<25lbs) as needed when setting up test benches.

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 Senior Firmware Engineer position at Coherent Corp. US?
The salary for this Senior Firmware Engineer 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 Senior Firmware Engineer position at Coherent Corp. US located?
This Senior Firmware Engineer 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 Senior Firmware Engineer role at Coherent Corp. US full-time or part-time?
This is listed as a Full time position. It is posted as a Senior Firmware Engineer role at Coherent Corp. US.
How do I apply for the Senior Firmware Engineer 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 Senior Firmware Engineer job at Coherent Corp. US posted?
This Senior Firmware Engineer position at Coherent Corp. US was posted on Oct 5, 2026. Apply as soon as possible — early applications are often reviewed first.
Senior Firmware Engineer
Coherent Corp. US
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