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AI Research Scientist, Modeling & ToolCalling - MSL

Meta
Menlo Park, CAFull TimePosted Today
We are seeking AI researchers for the Modeling & ToolCalling team within Meta Superintelligence Labs. This team is focused on LLM post-training, with emphasis on advancing long-horizon agentic tool use, search, personalization, and other frontier capabilities required for models to operate effectively in real-world settings.

Responsibilities
Work across the full LLM post-training stack
* Building high-quality training data, and designing and running evaluations
* Execute and iterate on post-training runs
* Own end-to-end LLM capability “hill-climbing”
* Conduct research on improved training and data curation strategies
* Lead complex technical projects end-to-end

Qualifications
Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience
* Currently has, or is in the process of obtaining, a PhD degree in Computer Science or a related technical field
* 2+ years of industry research experience in LLM/NLP, computer vision, or related AI/ML models
* Deep, practical experience in LLM post-training
* Experience as a technical lead on a team and/or leading complex technical projects from end to end
* Published research in leading peer-reviewed conferences (e.g., ACL, NeurIPS, ICML, ICLR, AAAI, KDD, CVPR, ICCV) and/or demonstrated significant industry influence in the field of AI Extensive experience working on long horizon agents, agentic tool use, personalization, and/or search
* Experience working on frontier-quality, state-of-the-art Large Language Models
* First-author publications at top peer-reviewed conferences (e.g., ACL, NeurIPS, ICML, ICLR, AAAI, KDD, CVPR, ICCV)
Ready to apply? You'll be taken to Meta's application page.
AI Research Scientist, Modeling & ToolCalling - MSL at Meta