Principal Firmware Engineer

Posted: Saturday, 27 September 2025
Valid Thru: Monday, 27 October 2025
Index Requested on: 09/28/2025 01:54:47
Indexed on: 09/28/2025 01:54:47

Location: Horsham, PA, 19044, US

Industry: Advertising and Public Relations
Occupational Category: 13-0000.00 - Business and Financial Operations
Type of Employment: FULL_TIME

Coherent Corp. is hiring!

Description:

Primary Duties & Responsibilities

Firmware development - 80%
  • Design and develop control algorithms, features and f/w test processes used across multiple products. Perform unit functional tests and robustness tests. Continuously improve code reusability, execution efficiency and product performance.
  • Ensure firmware documentation is accurate and up to date.
  • Work with optical, hardware and test engineering teams to continuously improve firmware performance, execution efficiency, and development processes.


Teamwork and supporting - 20%
  • Coaching junior engineers on firmware developing. Drive coding reviews and practices across team
  • Customer, NPI and Manufacturing support
  • Responsible for resolving sustaining issues, fixing bugs in legacy products, and implementing new customer-requested features.

Education & Experience
  • University degree in Electrical Engineering or Computer Science
  • 8+ years of experience in embedded systems real time control systems development with microcontrollers and FPGA hardware
  • Experience in Optical Communication industry is preferred.
  • Expert on C++ programming in embedded system, and experience on assembly programming language preferred.
  • Experience in Object Oriented design.
  • Practical experience across the entire Agile development lifecycle, including continuous integration, continuous deployment (CI/CD), and collaboration through DevOps practices.
  • Experience in lab bench debugging tools oscilloscopes, logic analyzers.
  • Should be able to work and deliver on an aggressive schedule.

Skills
  • Knowledge and experience on NIOS, ARM and GNU tool chains.
  • Self-starter, highly motivated, dedicated and teamwork oriented.
  • The ability to work independently with less guidance from supervisors.
  • Creative, analytical and structured problem-solving capabilities
  • Knowledge of digital signal processing and control theory, including the design of various filters as well as open-loop and closed-loop control systems. Strong communication skills and experience working in cross-cultural and global team environments

Working Conditions
  • May require occasional off-site meetings or travel
  • Regular use of a computer and other office equipment is necessary
  • Interaction with team members and external contacts is a regular part of the job
  • May require occasional overtime and flexibility in work hours to accommodate the executive's needs.

Physical Requirements
  • Sitting for extended periods while working on a computer or conducting 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.
  • Mobility within the office environment to attend meetings

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.Job Summary: Design and develop firmware for optical amplifier modules, optical transport subsystems, and micro-optics modules. Role includes firmware development for new products and ongoing support of legacy products. This role includes customer interactions to clarify feature requirements and proposed implementation.

Responsibilities:

Please review the job description.

Educational requirements:

  • high school

Desired Skills:

Please see the job description for required or recommended skills.

Benefits:

Please see the job description for benefits.

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