Principal Machine Learning Engineer, Embodied AI and Smart NPCs

Roblox
San Mateo
Workplace: OnsiteFull timeUSD 345,040 - 399,420 annuallyFunction: Data Science & Machine LearningExperience: 7+ yearsEducation: mastersSkills: ["Communication","Collaboration","Mentorship","Leadership","Problem-solving"]

Lead research and development of Embodied AI and Behavioral Agents for Roblox, bridging cutting-edge ML with production-scale game experiences. Architect foundation models for embodied agents, advance IL/RL, CV/graphics, and agentic reasoning, and guide long-term Game AI strategy while mentoring engineers and collaborating with product, backend, and game engine teams to impact millions of players.

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Roblox
Roblox
6 months ago

Principal Machine Learning Engineer, Embodied AI and Smart NPCs

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Source: Company careers pageValidated by: Fursa AI
Last checked: 21 hours agoStatus: Live

Job Summary

Lead research and development of Embodied AI and Behavioral Agents for Roblox, bridging cutting-edge ML with production-scale game experiences. Architect foundation models for embodied agents, advance IL/RL, CV/graphics, and agentic reasoning, and guide long-term Game AI strategy while mentoring engineers and collaborating with product, backend, and game engine teams to impact millions of players.
Location: San Mateo
Workplace: Onsite
Employment Type: Full time
Job Function: Data Science & Machine Learning

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.

Pay and Benefits

Salary: USD 345,040 - 399,420 annually
Equity and Bonus:Equity

Key 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.
Experience:7+ yearsGamingAIComputer graphics
Education:Master's in Computer Science
Skills:CommunicationCollaborationMentorshipLeadershipProblem-solving
Languages:English
Tech Stack:PythonPyTorchTensorFlowC#C++

Company Brief

Roblox
Operates an online platform for user-generated games and virtual experiences, enabling creators to build, publish, and monetize interactive 3D experiences for a global community of players.
Industry: Gaming
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: San Mateo, United States
Founded: 2004
WebsiteLinkedIn