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Role overview
Job description
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! About this Role Lightmatter builds chips that enable extreme-scale artificial int
…About this listing
- Source: Lightmatter's official careers site (via Greenhouse) · last confirmed on the source 27 Oct 2026
- Posted 13 Jul 2026
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What they are looking for
Skills & requirements
Qualification
3+ years and a Masters’ degree in Electrical or Computer Engineering. Knowledge of power-efficient digital design flow for high-speed AMS electronics, preferably on photonic communication channels. Understanding of digital circuit design in a high-speed analog/photonic link, including device bring-up, control, and digital signal processing. Demonstrated strong problem solving skills specifically pertaining to problems that do not have obvious solutions. Demonstrated strong written and verbal communication skills. Preferred
Department · Architecture
Hiring company
Lightmatter
Rethinking the limits of AI, Lightmatter merges photonics and computing to build a future where speed, efficiency, and intelligence converge.
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