Lightmatter
Mixed-Signal Validation Engineer
$186K–$246K
Mountain View, CA · Full-time · Posted Aug 17, 2026
- Experience
- 7+ years of relevant experience.
- Education
- MS in Electrical Engineering or a related field.
- Visa sponsorship
- Candidates should have capacity to comply with federally mandated U.S. export control requirements.
About the job
Validates mixed-signal architecture for Lightmatter’s Passage photonic communication products, from concept through production, including hardware, firmware, and system-level interfaces.
What you'll do
- Validate and specify system-level mixed-signal designs integrating AMS and photonic circuits.
- Coordinate with design, software, test, and verification teams on hardware validation and post-silicon testing.
- Develop and review architectural specifications and test methodologies; identify risks and mitigations.
What they ask for
- MS in Electrical Engineering or a related field.
- In-depth knowledge of AMS design flows and mixed-signal circuit design for high-speed analog/photonic links.
- Track record of delivering high-volume silicon to market and understanding of silicon product development.
- Hands-on experience with lab instruments and test setups.
Nice to have
- Experience with photonic communication channels or optical link bring-up and debug.
- Understanding of SerDes PCS, equalization, and forward error-correction schemes; familiarity with AI agents, CAD tools, SPICE, IBIS-AMI, MATLAB, or Python.
Pay
$186,000 — $246,000 USD total compensation
Tools
AMS, SerDes, ADCs/DACs, SPICE, IBIS-AMI, MATLAB, Python
Model-written summary · the original posting is authoritative