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Principal Applied Scientist- M365 Copilot

Microsoft

Listing collected from Microsoft's career site. NextChapter is independent of Microsoft.

Redmond, WA · Posted October 12, 2026

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About the job

Overview As Microsoft continues to push the boundaries of AI, we are looking for passionate individuals to work with us on new strategic efforts. Microsoft 365 Copilot is a groundbreaking productivity tool that leverages the power of large language models, the Microsoft Graph, and the web to drive unparalleled creativity and transform productivity in the enterprise. As a Principal Applied Scientist you will design and develop LLMs (Large Language Model) and underlying subsystems to tailor to various product scenarios. We are looking for an individual who has the proven capability of working with research and engineering teams and partnering with them to deliver the best of joint class solutions. This can range from alignments with senior stakeholders, working together to building models, to coming up, with ways to build custom LLMs and architecture for specific product needs (especially GenAI). Microsoft’s mission is to empower every person and every organization on the planet to…

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