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🥝 Principal Engineer, On-Device AI Inference & Systems

Unity Technologies | Mountain View, United States | Posted June 18, 2026

Job Description

**Mountain View, CA, USA**
**Principal Engineer, On-Device AI Inference & Systems**
Location
Mountain View, CA, USA
Department
AI & Machine Learning
Requisition ID
JOBREQ-2615941
**Role description**

**The opportunity**
We are building the next generation of AI-driven game experiences, running generative models on-device, right where the players are — on phones, tablets, laptops, and desktops. Our games run inside a modern, browser-native runtime (built on technologies such as WebGPU and WebNN), so the models that power these experiences must be deployed and accelerated entirely within that runtime. As our Principal Engineer for On-Device AI Inference & Systems, you will be the foremost engineering authority on taking state-of-the-art multi-modal models (transformers and diffusion networks) and making them run **fast, small, and reliably** within that runtime, fully integrated into a production game engine.

This is a deeply hands-on, high-...

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