Embedded Software Engineer Lasers

Lightmatter is a photonic-computing company developing optical interconnects and light engines for AI-scale data centers.

Mountain View, United States
About Lightmatter

Founded in 2017 by MIT researchers, Lightmatter develops photonic infrastructure for AI, including its Passage interconnect platform and Guide light engine.

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Skills

Candidate Availability

Required and preferred rules are kept separate and reflect the wording in the original posting.

About the Role

You will develop embedded control and diagnostics software for photonic interconnect products. You will implement laser stabilization routines, deliver firmware from requirements through release, integrate management interfaces, bring up and debug hardware, automate testing, and document findings clearly.

Requirements

  • Bachelor's degree and 5+ years of experience, Master's degree and 3+ years of experience, or a PhD
  • Experience contributing embedded software to a shipped product or production hardware
  • Proficiency in C or C++ and Python
  • Understanding of hardware-software integration and embedded peripherals and buses, including I2C, SPI, UART, and GPIO
  • Experience developing firmware in resource-constrained environments
  • Hands-on embedded debugging experience with GDB, JTAG, logic analyzers, or oscilloscopes
  • Working knowledge of Git and experience with CMake or a comparable build system
  • Ability to own defined problems and deliver commitments

Responsibilities

  • Implement and tune laser control and stabilization algorithms on embedded targets
  • Deliver firmware for transceiver diagnostics, telemetry, and monitoring from requirements through release
  • Contribute to control-plane and diagnostics architecture discussions
  • Integrate transceiver management and telemetry with CMIS, OpenBMC, and DMTF standards
  • Bring up and debug embedded hardware using GDB, JTAG, logic analyzers, and oscilloscopes
  • Characterize and debug laser behavior using optical test equipment
  • Build automated test and data-collection scripts
  • Write documentation and share findings with engineers

Benefits

  • Comprehensive medical, dental, and vision health plan
  • Retirement savings matching program
  • Life insurance
  • Vacation, sick leave, and public holidays
  • Paid family leave
  • Short-term and long-term disability coverage
  • Commuter benefits
  • Flexible hybrid workplace model
  • Equity grants for eligible full-time employees
Embedded Software Engineer Lasers at Lightmatter | JobStash