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Sr. Staff Engineer, Photonic Link Co-Design at Lightmatter - ApplyBlast

Sr. Staff Engineer, Photonic Link Co-Design

Lightmatter

2 months ago

4.0 on Glassdoor

Boston, Massachusetts, United States

Onsite

Full Time

Senior

0 applicants

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About this role

Lightmatter is seeking a senior staff engineer to lead end-to-end simulation, co-design, and laboratory verification of photonic-electronic links for its Passage™ photonics engine. The role involves building high-fidelity simulation infrastructure, collaborating with analog circuit designers, and closing the loop between simulation and silicon measurements to ensure link performance across process corners.

Responsibilities

Develop and maintain electro‑optic link simulation models
Co‑optimize transmitter driver and receiver front‑end with analog circuit designers
Lead simulation‑to‑silicon closure and measurement validation

Skills

Qualifications

PhD in Electrical EngineeringPhD in Applied PhysicsPhD in PhysicsMS in Electrical Engineering

About Lightmatter

lightmatter.co

Headquarters

Mountain View, California, United States

Company Size

51-200 employees

Founded

2017

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Lightmatter is a photonic (super)computer company that merges photonics and computing to rethink the limits of AI. The company designs photonic interconnect chips — including its Passage co-packaged optics platform and Guide VLSP light engine — to deliver high-bandwidth, energy-efficient networking for large-scale AI supercomputers and data centers. Its products enable massive GPU cluster scaling for frontier AI training and inference workloads by overcoming the bandwidth limitations of conventional electrical interconnects.