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Lightmatter
Photonic interconnect for AI data centers: Passage co-packaged optics (the L200 and the M1000 3D photonic interposer) move tens of terabits a second between GPUs, plus Guide, its laser light source.
56 open roles
Sr/Staff Digital Design Engineer
Sr/Staff Digital Design Engineer
Sr/Staff Digital Design Engineer
Photonics Characterization Intern- Winter 2026
People Operations Analyst
Staff Operations Program Manager
Staff Global Supply Manager
Hardware Systems Technical Lead
Electro-Optic Link Hardware Engineer
Staff Electrical Design Engineer
Staff Photonics Design & PDK Modeling Engineer
Sr SDET– Firmware Automation
Sr. Staff Product Manager (Photonics)
Sr SDET– Firmware Automation
Electro-Optic Link Hardware Engineer
Sr Staff Integrated Photonics Laser Systems Architect
Sr Staff Integrated Photonics Laser Systems Architect
Principal Hardware Systems Technical Lead
Staff/Sr Staff Electro-Optic Link Codesign Engineer
Senior Account Manager
Staff /Sr Staff Laser Module & Systems Characterization Engineer
Package Layout Engineer
Signal Integrity Engineer
Power Integrity Engineer
Mixed-Signal Validation Engineer
Principal Field Application Engineer
Sr. Staff Thermo-Mechanical Engineer
Staff Photonics Design and Layout Engineer
Sr. Staff Physical Design Engineer
Sr. Staff Physical Design Engineer
Staff Hardware Test & Bring-Up Engineer
Staff Embedded Software Engineer
Staff High-Speed I/O Test Engineer
Analog/Mixed Signal Architect
Analog/Mixed Signal Architect
Digital Architect
Digital Architect
Photonics Hardware Validation Engineer
Senior Laser & SOA Characterization Engineer
Sr. Staff Physical Design Timing Engineer (STA)
Mechanical Design Engineer
Sr. Staff Photonics Systems Engineer
Staff / Sr. Staff Photonics Test Engineer
Machine Learning Infrastructure Researcher
Principal Digital (mixed-signal) Architect
Sr. Staff Physical Design Engineer
Staff/Sr. Staff Design Verification
Staff/Sr. Staff Design Verification
Principal Digital (mixed-signal) Architect
Photonics Systems Circuit Design Engineer
Staff/Sr. Staff Design Verification Engineer
Sr. Staff Physical Design Timing Engineer (STA)
Sr. Staff Physical Design Timing Engineer (STA)
Machine Learning Infrastructure Researcher
Analog IC Design Engineer, High-Speed
Analog IC Design Engineer, High-Speed