Unity South APAC (SEA, ANZ, IND Subcont.) · 6 days ago
Principal Applied Scientist
San Francisco, CA
Full-time
Onsite
Lead/Staff
$188K/yr - $358K/yrUnity is shaping the future of real-time 3D development by enabling creators to harness intelligent, autonomous systems. They are looking for a Principal Applied Scientist to lead research in multimodal LLMs and spatial reasoning, impacting how agentic systems are built within the Unity engine.
Computer Software
No H1B
Responsibilities
Drive initiatives to improve spatial reasoning in large models, including understanding scene layouts, object relationships, navigation, and 3D dynamics
Develop and refine world modeling approaches that allow AI systems to build, maintain, and reason over structured representations of complex game environments
Advance multimodal LLM architectures that integrate text, vision, and spatial signals to support agentic game authoring and interactive creation tools
Prototype new AI-assisted workflows, such as natural-language scene editing, spatial instruction following, or agent behavior specification
Collaborate with engineering and product teams to translate research innovations into production-ready features and tools
Define evaluation strategies and benchmarks grounded in real game-development scenarios to ensure models are robust, reliable, and performant
Contribute to the long-term vision for Unity’s agentic AI ecosystem, balancing usability, scalability, and creator empowerment
Mentor scientists and engineers while fostering a collaborative, innovative, and inclusive technical culture
Qualification
Required
Advanced degree (MS or Ph.D.) in Computer Science, Machine Learning, Robotics, or a related field - or equivalent practical experience
Deep expertise in multimodal LLMs, spatial reasoning, world models, or closely related areas
Proven track record of research impact, through publications or applied contributions to production systems
Hands-on experience building and evaluating large models, particularly those grounded in perception or environment-based reasoning
Proficiency in Python and experience with modern ML frameworks such as PyTorch or TensorFlow
Strong understanding of environment-agent interaction, simulation frameworks, or embodied AI
Ability to translate research ideas into high-quality, practical systems
Excellent communication skills and experience collaborating with cross-functional teams including engineers, designers, and product managers
Preferred
Experience integrating AI research into game engines or real-time simulations
Familiarity with Unity or other 3D engines
Background in reinforcement learning, planning, or agentic systems
Experience working with multimodal datasets or synthetic data pipelines
Passion for empowering creators and improving the AI-assisted authoring experience
Benefits
A wide range of benefits designed to support employees' well-being and work-life balance
Company
Unity South APAC (SEA, ANZ, IND Subcont.)
Unity (NYSE: U) is the world’s leading platform for creating and operating real-time 3D (RT3D) content.
5001-10000 employees
Funding
Current Stage
Late StageCompany data provided by crunchbase