Lightmatter · 14 hours ago
Staff Embedded Software Engineer
Boston, MA
Full-time
Hybrid
Senior Level, Lead/Staff
$167K/yr - $178K/yr
6+ years expLightmatter is leading the revolution in AI data center infrastructure with its innovative 3D-stacked photonics engine, Passage™, designed for advanced AI and HPC workloads. They are seeking a Staff Embedded Software Engineer to develop and extend the device software and firmware stack for their photonic AI processors and interconnects, collaborating with multidisciplinary teams to define control plane architecture and integrate with data center administration capabilities.
AI InfrastructureArtificial Intelligence (AI)Data CenterMachine LearningSemiconductorSoftware
Responsibilities
Collaborate across a multidisciplinary team including Photonic, Analog, Digital, Systems and Network experts to define control plane architecture for Lightmatter's photonic interconnect products
Define diagnostics and monitoring architecture for photonic transceivers
Integrate with DataCenter administration capabilities using environments such as CMIS, OpenBMC and DMTF
Debug and troubleshoot embedded systems using tools such as GDB, JTAG, and logic analyzers
Participate in customer engagements to gather requirements and usability criteria
Qualification
Required
BS and 8+ years of experience, or MS and 6+ years of experience
Degree in Computer Science, Electrical Engineering, Robotics, or a related technical field
Industry experience with device driver and kernel side development
Strong understanding of hardware-software integration
Practical knowledge of communication and control in embedded systems, peripherals, and buses
Experience with developing commercial/enterprise-level software and firmware on Linux
Experience with Git and CMake for building and managing software projects
Hands-on experience designing, simulating, or deploying control of autonomous systems
Preferred
Proficiency with Python or C++
Familiarity with debugging tools such as GDB, JTAG, and logic analyzers
Experience developing firmware for photonic transceivers or similar systems
Experience with environments such as CMIS, OpenBMC and DMTF
Experience with optical communication systems and technologies
Benefits
Comprehensive Health Care Plan (Medical, Dental & Vision)
Retirement Savings Matching Program
Life Insurance (Basic, Voluntary & AD&D)
Generous Time Off (Vacation, Sick & Public Holidays)
Paid Family Leave
Short Term & Long Term Disability
Training & Development
Commuter Benefits
Flexible, hybrid workplace model
Equity grants (applicable to full-time employees)
Company
Lightmatter
Lightmatter develops photonic chips that enable data processing and communication using light instead of electricity.
201-500 employees
H1B Sponsorship
Lightmatter has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (21)
2024 (12)
2023 (5)
2022 (4)
2021 (4)
2020 (4)
Funding
Current Stage
Late StageTotal Funding
$822MKey Investors
T. Rowe PriceViking Global InvestorsGoogle Ventures
2024-10-16Series D· $400M
2023-12-19Series C· $155M
2023-05-31Series C· $154M
Leadership Team
Nicholas Harris
Founder, CEO
B
Bob Turner
Sr. VP Sales & Solution Architecture
Recent News
2025-11-23
2025-10-09
Company data provided by crunchbase