Microsoft AI

Principal Data Scientist

Microsoft AI
hybrid senior full-time Competitive salary Mountain View
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First indexed 6 Mar 2026

Description

Summary

Microsoft AI are looking for a talented Principal Data Scientist at their Mountain View office. This role sits at the heart of strategic decision-making, turning market data into actionable insights for a company that's revolutionising AI-powered web search. You'll work directly with leadership to shape the company's direction in the online experimentation and search markets.

About the Role

The Bing organization is looking for a Principal Data and Applied Scientist for its online metric team. The team is pushing the boundaries of online A/B experimentation capabilities and impact measurement methods, as well as informs our understanding for how users engage with search engines and integrated AI experiences and then translates the insights into actionable metrics. These metrics provide direction to the Bing and MAI organization and help engineers make the right ship decisions for their thousands of A/B experiments.

Accountabilities

  • Drive innovation in large-scale online A/B experimentation for AI-powered web search, designing, building, and monitoring success metrics that directly measure user satisfaction, trust, and long-term retention across Bing experiences.
  • Serve as a technical visionary and thought leader in online experimentation, shaping the future of product learning through research-driven, AI-enabled approaches that support trustworthy, agile, and evidence-based decision-making at global scale.

The Candidate we're looking for

Experience:

  • Doctorate in Data Science, Mathematics, Statistics, Econometrics, Economics, Operations Research, Computer Science, or related field AND 5+ years data-science experience (e.g., managing structured and unstructured data, applying statistical techniques and reporting results) OR Master’s Degree in Data Science, Mathematics, Statistics, Econometrics, Economics, Operations Research, Computer Science, or related field AND 7+ years data-science experience (e.g., managing structured and unstructured data, applying statistical techniques and reporting results) OR Bachelor’s Degree in Data Science, Mathematics, Statistics, Econometrics, Economics, Operations Research, Computer Science, or related field AND 10+ years data science experience (e.g., managing structured and unstructured data, applying statistical techniques and reporting results) OR equivalent experience.

Technical skills:

  • Experience with SQL-like query languages
  • Hands on experience in design & problem-solving skills with one or more programming languages, such as Python, Java, C# or C++

Personal attributes:

  • Ability to work independently, influence others, and solid communication and collaboration skills.

Benefits

  • Competitive salary
  • Comprehensive benefits package
  • Opportunities for professional growth and development
  • Collaborative and dynamic work environment
  • Recognition and rewards for outstanding performance
This listing is enriched and indexed by YubHub. To apply, use the employer's original posting: https://microsoft.ai/job/principal-data-scientist-11/