Demo

Senior Firmware Engineer

Coherent Corp. US
Sunnyvale, CA Full Time
POSTED ON 12/3/2025
AVAILABLE BEFORE 2/3/2026

Primary Duties & Responsibilities

  • Carry out firmware design under the guidance of senior members of the design team.
  • Use C to write firmware on ST MCUs.
  • Develop GUI for firmware testing using Python or other programming languages.
  • Utilize instruments like logic analyzer and oscilloscope for troubleshooting.
  • Collaborate with other team members on circuit design support.
  • Maintain accurate and detailed documentation of firmware designs and testing procedures.

Education & Experience

  • BS or MS in Electrical Engineering or related technical fields.
  • 3-5 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.


 

Salary.com Estimation for Senior Firmware Engineer in Sunnyvale, CA
$146,377 to $164,476
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Senior Firmware Engineer?

Sign up to receive alerts about other jobs on the Senior Firmware Engineer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$117,524 - $131,245
Income Estimation: 
$145,630 - $167,634
Income Estimation: 
$117,524 - $131,245
Income Estimation: 
$145,630 - $167,634
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Coherent Corp. US

  • Coherent Corp. US Easton, PA
  • Primary Duties & Responsibilities Sustaining engineering for the Epitaxial growth and related processes ensuring best practices are in place to achieve hig... more
  • 13 Days Ago

  • Coherent Corp. US Woburn, MA
  • Basic Function of the Job: Support and execute projects for manufacturing and engineering requirements within the Semiconductor Fab, including photolithogr... more
  • 14 Days Ago

  • Coherent Corp. US Wilsonville, OR
  • As a Scheduler for the Talent Acquisition team, you will play a crucial role in scheduling interviews across all our US sites. You will work closely with r... more
  • 4 Days Ago

  • Coherent Corp. US Santa Clara, CA
  • Coherent’s Integrated Circuit team designs & develops ASICs for high-speed fiber optic communications and other applications. This group has delivered over... more
  • 4 Days Ago


Not the job you're looking for? Here are some other Senior Firmware Engineer jobs in the Sunnyvale, CA area that may be a better fit.

  • CoreWeave Sunnyvale, CA
  • CoreWeave is The Essential Cloud for AI™. Built for pioneers by pioneers, CoreWeave delivers a platform of technology, tools, and teams that enables innova... more
  • 17 Days Ago

  • Coherent Corp. Sunnyvale, CA
  • Job Description Primary Duties & Responsibilities Carry out firmware design under the guidance of senior members of the design team. Use C to write firmwar... more
  • 21 Days Ago

AI Assistant is available now!

Feel free to start your new journey!