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Principal Applied Scientist

United States, Washington, Redmond💼 Full-time🗓 2026-07-20 → 2026-09-26

Core

Build and deliver model-driven features from concept to production, focusing on post-training LLMs for enterprise scenarios like M365 Copilot and developing task-specific agents.

Role type

Principal Applied Scientist (LLM & NLP)

Builds

Enterprise AI solutions, task-specific agents, and M365 Copilot features

Domain

Enterprise AI, Large Language Models (LLM), Natural Language Processing (NLP)

Deliverable

production ML models | product features

Required skills

LLM post-training, model evaluation, A/B testing, deep learning, NLP, multimodal models, model optimization, predictive analytics, statistical methodologies, research program leadership, live production system deployment, internet-scale system development

Preferred skills

Publications at top conferences (ACL, EMNLP, SIGKDD, AAAI, WSDM, COLING, WWW, NIPS, ICASSP), conference speaking experience, end-to-end product cycle experience

Technologies

M365 Copilot, LLMs, deep learning frameworks, statistical tools

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