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Machine Learning Systems Research Engineer/Scientist, Agent Post-training - Enterprise GenAI
Scale AI
San Francisco, CA; New York, NYPosted Sep 4, 2026 · 2h ago$265k – $331k
Full-time$265k – $331kMid LevelOn-siteSaaS
About this role
Scale AI is seeking a Machine Learning Systems Research Engineer to join their Enterprise ML Research Lab. You will focus on building and optimizing algorithms for a next-generation Agent RL training platform, supporting large-scale training, and integrating state-of-the-art technologies. This role involves post-training state-of-the-art models and collaborating with ML teams to accelerate their research and development for enterprise clients.
What we are looking for
6- Build, profile, and optimize training and inference frameworks
- Post-train state-of-the-art models for enterprise engagements
- Collaborate with ML teams to accelerate research and development
- Create next-gen agent training algorithms for multi-agent/multi-tool rollouts
- Experience with LLM training in a production environment
- Proficiency in CUDA, Pytorch, transformers, and flash attention
