Principal Applied Scientist, Advertiser Demand Intelligence

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The Demand Intelligence team at Microsoft Advertising is seeking a Principal Applied Scientist to lead AI-powered intelligence systems development. Responsibilities include defining modeling strategies using classical ML and generative AI, architecting scalable ML pipelines, integrating LLM components for narrative generation, overseeing cross-team collaboration, mentoring applied science teams, ensuring AI/ML solution governance and Responsible AI compliance, and driving innovation. Required qualifications include advanced degrees in related fields with significant experience (typically 10+ years), expertise in ML techniques, programming (Python), ML frameworks (PyTorch, Tensorflow), NLP and LLMs, big data and cloud technologies (Azure), MLOps, AI governance, and leadership skills. The role is full-time, on-site in Redmond, Washington. Salary ranges from $142,800 to $274,800 annually, with higher ranges for San Francisco Bay and New York City areas.