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Salary
≈ $125k – $228k per year (Estimated)
Location
In office (Fremont)
Seniority
Senior · 5+ years exp

Confirmed on the employer's own hiring board on Oct 15, 2026. First seen by Alion on Oct 5, 2026. Coherent scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Coherent manufactures lasers, optical components and compound semiconductor materials. Its products serve optical networking, industrial processing, aerospace and consumer sensing markets. The company was formed by the combination of II-VI and the original Coherent business.

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>

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 [email protected].

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