Principal Machine Learning Engineer, Embodied AI and Smart NPCs at Roblox

Roblox

San Mateo, CA, United States·10h ago

LeadFull-timePythonC++C#AWSMachine LearningTensorFlowPyTorchGitAI

Salary Range

$153,000 - $207,000 /year

Estimated

This salary is estimated based on similar roles. The actual salary may vary.

About the Role

We are looking for a Principal Machine Learning Engineer to join the Creator Services Machine Intelligence team at Roblox. This role focuses on the research and development of Embodied AI and Behavioral Agents that revolutionize how games are created and played on Roblox.

Key Responsibilities

→Design and implement foundation models for embodied agents that master both fluid, human-like movement and high-level strategic reasoning
→Define the long-term roadmap for Game AI and Embodied Intelligence, acting as a technical bar-raiser for code quality and architectural design
→Balance the exploration of cutting-edge deep learning research with the practical constraints of serving models to millions of concurrent users
→Mentor fellow engineers and researchers, fostering a culture of technical excellence and scientific inquiry
→Collaborate with Product Managers, Backend and Game Engine Engineers and other Roblox team members

Requirements

✓PhD or Master’s in Computer Science, Applied Math, or other field. A record of top-tier publications (e.g., NeurIPS, ICML, CVPR, AAAI, SIGGRAPH, etc) in embodied agents or related domains is a plus
✓7+ years of experience as a Machine Learning Engineer or Research Scientist, applying research to tangible products
✓Deep technical understanding of Imitation Learning, Robotics, Reinforcement Learning, Computer Graphics and Vision, with experience working on low-latency motor control (human-like movement) and high-level strategic reasoning (game rules/goals)
✓Proficiency in Python (PyTorch/TensorFlow) and familiarity with C#, C++, or similar systems languages
✓Experience training models on large-scale distributed clusters and understanding the challenges of inference in real-time gaming environments
✓A passion for bridging the gap between research and production, moving beyond academic benchmarks to launch scalable solutions that directly impact millions of users