Lightmatter
Builds photonic computing and interconnect technology for AI data centers.
- HQ
- Mountain View, CA
- Founded
- 2017
- Employees
- 201-1,000
- Total Raised
- $2.0B
- Last Round
- Series C+
- Last Round Date
- Jul 2026
- Founders
- Darius Bunandar
- Nicholas Harris
- Thomas Graham
Careers at Lightmatter
Browse 61 open roles at Lightmatter. Compare locations and experience levels, then follow a role’s application link for the full posting and requirements.
Get roles like these every week
Weekly jobs and company news, tailored to your preferences. Confirm your email to subscribe.
Sr. Staff Photonics Systems Engineer
Apply Boston, MA · Mountain View, CA
- Job type
- Product, Programs, & Systems
- Seniority
- Senior
Sr. Staff Physical Design Timing Engineer (STA)
Apply Mountain View, CA
- Job type
- Electrical & Firmware
- Seniority
- Senior
Machine Learning Systems Researcher
Apply Mountain View, CA
- Job type
- Product, Programs, & Systems
- Seniority
- Senior
Principal Machine Learning Infrastructure Researcher
Apply Mountain View, CA
- Job type
- Product, Programs, & Systems
- Seniority
- Senior
Photonics Hardware Validation Engineer
Apply Mountain View, CA
- Job type
- Product, Programs, & Systems
- Seniority
- Mid-Level
Recruiting Coordinator (Temp)
Apply Mountain View, CA
- Job type
- Product, Programs, & Systems
- Seniority
- Entry-Level
Photonics Characterization Intern & New Grad
Apply Boston, MA
- Job type
- Test, Quality, & Reliability
- Seniority
- Intern