# Principal Machine Learning Engineer

Hiring organization: [Unity](https://career.thegoodapps.co/organizations/unity)

Canonical page: https://career.thegoodapps.co/jobs/d923c8e9-bcb0-49fa-915c-8ece38ef0198

Listed on Unity's own careers site. Applications go to them directly.

- Seniority: Principal
- Location: Mountain View, CA
- Salary: 278100 – 417100 USD per year

## Summary

This role leads the engineering effort to run advanced AI models efficiently on consumer devices within a web-native runtime, optimizing for speed, memory, and power. It suits a senior systems engineer with deep expertise in model deployment, GPU programming, and real-time performance optimization who thrives on closing the gap between research models and shipped products.

_Our summary, not Unity's wording._

## Skills named

CUDA, JavaScript, Python, Sheet Metal, TypeScript, Vulkan API

## Required

- 8+ years in software or ML engineering
- 4+ years focused on on-device or edge inference
- Shipped production deployments of transformer or diffusion models on mobile, desktop, or embedded hardware
- Hands-on WebGPU deployment experience with WGSL compute shader writing
- Deep expertise with at least one major inference runtime
- Low-level performance engineering with at least one GPU/compute API
- Understanding of quantization, pruning, weight sharing, and distillation techniques
- Knowledge of mobile SoCs and desktop/laptop GPUs
- Proficiency in TypeScript, JavaScript, and WGSL
- Technical leadership track record

## Nice to have

- Experience shipping world-model, neural-rendering, or real-time generative pipelines on device
- Game engine or real-time graphics background
- Open-source contributions to ML inference frameworks or GPU libraries
- WebGPU specification and evolving compute features familiarity
- Compiler stack experience for kernel generation
- On-device benchmarking infrastructure and CI experience

Apply on Unity's site: https://unitytech.wd1.myworkdayjobs.com/en-US/Unity/job/Mountain-View-CA-USA/Principal-Machine-Learning-Engineer_JOBREQ-2615941