Lightmatter
Chip Firmware Validation Engineer
About this role
Lightmatter is seeking a Chip Firmware Validation Engineer to develop and validate firmware for photonic AI processors and interconnects. You'll collaborate with multidisciplinary teams to build robust embedded systems, conduct testing and reliability validation, and optimize the software stack for next-generation photonic products.
What you'll do
- Develop and validate device software and firmware for photonic compute and interconnect products
- Collaborate with photonics, analog, digital, systems, and network teams on control architecture
- Debug embedded systems using GDB, JTAG, and logic analyzers
- Design validation test plans and define product architecture requirements
- Conduct data analysis and execute software stack optimization
- Perform reliability and failure testing on photonic systems
What they're looking for
- ASIC firmware validation (5+ years)
- C, C++, and Python programming
- Linux embedded software development
- Hardware-software integration
- Embedded systems debugging and troubleshooting
- Git and CMake
- Data analysis and MongoDB
- Communication protocols and embedded buses
Benefits
- Medical, dental, and vision coverage
- Retirement savings matching
- Generous paid time off and paid family leave
- Life insurance and disability coverage
- Equity grants for full-time employees
- Flexible hybrid workplace model
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Lightmatter
Lightmatter builds silicon photonics-based optical interconnect products and AI data center infrastructure powered by advanced photonic technologies. The company is hiring hardware validation engineers, mechanical designers, and mixed-signal validation engineers to design test systems, verify high-speed electro-optic links, develop server chassis platforms, and optimize photonic communication circuits.
- Website
- lightmatter.com
Likely interview questions
- Describe your experience with ASIC firmware validation—what was the most complex debugging challenge you encountered and how did you resolve it?
- Walk us through your experience integrating hardware and firmware; how do you approach defining validation test plans?