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Firmware Engineer

Molex
life insurance, parental leave
United States, New Jersey, Bridgewater
Feb 18, 2026

Molex possesses a rich heritage in the optical industry. We provide the highest performing and field-proven wavelength management solutions, from components and modules to integrated line-cards. Our team is dedicated to continuous innovation in passive component function integration, miniaturization, and manufacturing automation. We provide cutting edge Wavelength Selective Switch (WSS) and amplifier technology with comprehensive optical, mechanical, electrical and software integration capabilities that enable us to serve the needs of high-density, high-bandwidth, and flexible optical networks.

In Bridgewater, we serve large, global clients in telecom and datacom industries providing next generation optical modules to support the growing need for data and communications. We are developing optical alignment techniques and opto-mechanical assemblies for Wavelength Selective Switches.

We are looking for a Firmware Engineer who will play a crucial role in our team to create, maintain, and update embedded control software for our Wavelength Selective Switch (WSS) product line. This position works closely with Project and Product-Line Managers, Customers, and the rest of our engineering team to design and implement new features, and to troubleshoot and improve existing products. This person will report to the Firmware Group Manager.

What You Will Do

  • Lead, design, develop and optimize embedded software in C programming language for devices centered on Wavelength Selective Switch technology from inception to product release.
  • Design, implement and optimize mathematically intensive algorithms for image rendering.
  • Develop highly efficient and robust control loop code.
  • Develop high-quality firmware with emphasis on deterministic behavior, low latency, and resource-constrained targets.
  • Develop Application Programming Interface for user control of our Wavelength Selective Switch products.
  • Perform unit tests using optical test equipment, making use of scripting languages for test automation.
  • Support customers as they integrate our product into their system.
  • Develop clear and concise design documents.

Who You Are (Basic Qualifications)

  • Bachelor's degree in Electronics Engineering, Computer Engineering, Computer Science or related technical discipline.
  • Minimum 10 years of professional firmware development.
  • Extensive exposure in developing complex software for highly constrained targets.
  • Exceptional problem-solving skills
  • Strong communication skills for cross-functional collaboration
  • Experience in GitLab, Jira, CI/CD
  • Experience with scripting languages, preferably Python
  • Solid knowledge of hardware interface and peripherals: SPI, I2C, UART, ADC/DAC, Timers GPIO

What Will Put You Ahead

  • Ability to travel and work in the U.S. and China
  • Prior experience implementing complex image rendering and control algorithms in C for LCOS or DMD with tight CPU, memory, and timing constraints.
  • Prior experience in implementing complex image-rendering and with LCOS or DMDs and their driver control algorithms.
  • Familiarity with optical testing equipment and procedures (optical spectrum analyzers, power meters, photodiodes, tunable lasers).
  • Experience using lab tools such as oscilloscopes to debug low-level issues

This position does not qualify for VISA Sponsorship.

For this role, we anticipate paying $150,000 - $180,000 per year. This role is eligible for variable pay, issued as a monetary bonus or in another form.

At Koch companies, we are entrepreneurs. This means we openly challenge the status quo, find new ways to create value and get rewarded for our individual contributions. Any compensation range provided for a role is an estimate determined by available market data. The actual amount may be higher or lower than the range provided considering each candidate's knowledge, skills, abilities, and geographic location. If you have questions, please speak to your recruiter about the flexibility and detail of our compensation philosophy.

Hiring Philosophy

All Koch companies value diversity of thought, perspectives, aptitudes, experiences, and backgrounds. We are Military Ready and Second Chance employers. Learn more about our hiring philosophy here.

Who We Are

As a Koch company, Molex is a leading supplier of connectors and interconnect components, driving innovation in electronics and supporting industries from automotive to health care and consumer to data communications. The thousands of innovators who work for Molex have made us a global electronics leader. Our experienced people, groundbreaking products and leading-edge technologies help us deliver a wider array of solutions to more markets than ever before.

At Koch, employees are empowered to do what they do best to make life better. Learn how our business philosophy helps employees unleash their potential while creating value for themselves and the company.

Our Benefits

Our goal is for each employee, and their families, to live fulfilling and healthy lives. We provide essential resources and support to build and maintain physical, financial, and emotional strength - focusing on overall wellbeing so you can focus on what matters most. Our benefits plan includes - medical, dental, vision, flexible spending and health savings accounts, life insurance, ADD, disability, retirement, paid vacation/time off, educational assistance, and may also include infertility assistance, paid parental leave and adoption assistance. Specific eligibility criteria is set by the applicable Summary Plan Description, policy or guideline and benefits may vary by geographic region. If you have questions on what benefits apply to you, please speak to your recruiter.

Additionally, everyone has individual work and personal needs. We seek to enable the best work environment that helps you and the business work together to produce superior results.

Equal Opportunities

Equal Opportunity Employer, including disability and protected veteran status. Except where prohibited by state law, some offers of employment are conditioned upon successfully passing a drug test. This employer uses E-Verify. Please click here for additional information. (For Illinois E-Verify information click here, aqui, or tu).

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