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Principal Machine Learning Infrastructure Researcher

Mountain View, CA💼 Full-time💰 $300,000–$300,000🗓 2026-07-09 → 2026-07-31

Core

Inventing novel hardware systems using silicon photonics and modeling performance of Lightmatter-enabled systems for AI training and inference workloads.

Role type

Principal Machine Learning Infrastructure Researcher (Team Lead)

Builds

High-performance rack-scale designs and reference platforms powered by Lightmatter technology.

Domain

AI data center infrastructure / Silicon Photonics / HPC

Deliverable

production ML models | product features | research

Required skills

Machine Learning systems research, performance evaluation and modeling, Large Language Model training and inference frameworks, AI systems knowledge (compute and networking topologies), team leadership

Preferred skills

First-principles thinking, communicating complex research outcomes, cross-functional collaboration, project management

Technologies

Passage™, GPUs, TPUs, Ethernet, Infiniband, NVLink

Responsibilities

Build tools to model performance of Passage-enabled systems for training and inference workloads, collaborate with product and architecture teams to design reference platforms, publish academic papers and marketing collateral, lead a small team of Machine Learning engineers

Seniority

Principal, hands-on IC with team leadership

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