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Molex Linkedin · Posted 6d ago

Firmware Engineer

Hsinchu County

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Indexed description

Your Job

  • Design, develop, and optimize embedded firmware for high-speed optical transceiver modules (e.g., QSFP-DD, OSFP)
  • Collaborate with hardware, optics, and systems teams to define and implement firmware requirements
  • Perform bring-up and debugging of firmware on new hardware platforms using lab equipment
  • Implement and validate digital control interfaces such as I²C, SPI, MDIO, and CMIS-compliant protocols.
  • Support validation, manufacturing, and production teams by providing firmware diagnostics and test features
  • Contribute to firmware architecture, documentation, code reviews, and continuous integration efforts

Who You Are (Basic Qualifications)

  • Bachelor’s degree in Electrical Engineering, Computer Engineering, or related field
  • 3+ years of experience in embedded firmware development
  • Proficiency in embedded C/C++, RTOS, and hardware debugging tools (oscilloscopes, logic analyzers, etc.)
  • Hands-on experience with DSP, TIA/drivers, modulators, photodetectors, and laser control
  • Familiar with industry standards such as MSA, CMIS, and IEEE 802.3
  • Excellent problem-solving skills and ability to work in a fast-paced, cross-functional team environment

What Will Put You Ahead

  • Master’s or Ph.D. degree
  • Proven expertise in 800G/1.6T optical transceiver design and development
  • Experience with scripting languages (e.g. Python, Perl) for test automation and validation

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.

Who We Are

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.

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.

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