Staff Electrical Design Engineer

Lightmatter·Mountain View, CA·Posted 16 October 2026

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About the role

Lightmatter is leading the revolution in AI data center infrastructure, enabling the next giant leaps in human progress. The company invented the world’s first 3D-stacked photonics engine, Passage™, capable of connecting thousands to millions of processors at the speed of light in extreme-scale data centers for the most advanced AI and HPC workloads. Lightmatter raised $400 million in its Series D round, reaching a valuation of $4.4 billion. We will continue to accelerate the development of data center photonics and grow every department at Lightmatter! If you're passionate about tackling complex challenges, making an impact, and being an expert in your craft, join our team of brilliant scientists, engineers, and accomplished industry leaders. Lightmatter is (re)inventing the future of computing with light! Staff Electrical Design Engineer We are looking for a Staff Electrical Design Engineer to contribute to the development of the next generation of silicon photonics based artificial intelligence accelerators and interconnect products. In this role, you will lead board and system solutions that leverage Lightmatter’s technology to enable advanced machine learning, artificial…

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