Embedded Software Engineer, Lasers
Lightmatter2 hours ago
Boston, MA, USAMid Level / Senior
Base Salary
$140k - $165k/yr
Responsibilities
- Implement and tune active laser control and stabilization algorithms on embedded targets.
- Own firmware components for photonic transceiver diagnostics, telemetry, and monitoring from requirements through bring-up, testing, and release.
- Contribute to control-plane and diagnostics architecture with photonic, analog, digital, systems, and network engineers.
- Integrate transceiver management and telemetry with CMIS, OpenBMC, and DMTF interfaces and standards.
- Bring up new hardware and debug embedded systems using GDB, JTAG, logic analyzers, and oscilloscopes.
- Characterize laser behavior with optical test equipment and create automated test and data-collection scripts.
- Document technical findings and communicate effectively with engineers across specialties.
Requirements
- Bachelor’s degree plus 5+ years of experience, master’s degree plus 3+ years of experience, or a PhD; equivalent practical experience is considered.
- Degree in Computer Science, Electrical Engineering, Robotics, or a related technical field.
- Experience contributing embedded software to shipped products or production or field-deployed hardware.
- Proficiency in C or C++ and comfort using Python for tooling, testing, and analysis.
- Understanding of hardware-software integration and embedded peripherals and buses including I2C, SPI, UART, and GPIO.
- Experience developing firmware in resource-constrained environments; bare-metal and RTOS experience is preferred.
- 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.
- Preferred experience with closed-loop control, optical transceivers, photonic systems, precision analog or mixed-signal hardware, CMIS, OpenBMC, DMTF/Redfish, optical communications, laser physics, optical testing, hardware-in-the-loop test benches, or firmware CI.
Benefits
- Comprehensive medical, dental, and vision coverage.
- Retirement savings matching program.
- Basic, voluntary, and AD&D life insurance.
- Vacation, sick leave, and public holidays.
- Paid family leave and short- and long-term disability coverage.
- Training and development benefits and commuter benefits.
- Flexible hybrid workplace model.
- Equity grants for eligible full-time employees.
- Benefits eligibility may vary by employment status and location.
About Lightmatter
Lightmatter builds photonic computing and interconnect hardware for AI and high‑performance computing data centers. Its products include Envise, a photonic AI accelerator, and Passage, a 3D‑stacked photonics engine that links large numbers of processors at high bandwidth and low latency. Founded in 2017 and headquartered in Mountain View, California, the privately held company sells chips and systems to data center operators and AI infrastructure providers.