Microsoft

Senior Machine Learning Engineer - Applied Scientist

Microsoft
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10 hours ago
Redmond, WA, USASenior
H1B sponsor

Base Salary

$120k - $261k/yr

Responsibilities

  • Lead applied science strategy for AI-powered product areas from opportunity identification through experimentation, launch, and continuous improvement.
  • Define customer, quality, reliability, safety, engagement, and business success metrics for AI product experiences.
  • Design and operationalize LLM evaluation frameworks across prototyping, development, launch validation, and post-launch monitoring.
  • Build evaluation methodologies and offline experimentation pipelines for LLM, agentic, retrieval-augmented, and multimodal AI systems.
  • Evaluate models, prompts, retrieval strategies, grounding quality, tool use, and end-to-end product behavior.
  • Partner with engineering and product leadership to align science priorities with product strategy and roadmap decisions.
  • Collaborate with software engineers to build reliable, scalable, observable, maintainable, production-quality AI systems using MLOps practices.
  • Establish evaluation scorecards, regression testing, guardrail metrics, launch criteria, and responsible AI decision frameworks.
  • Mentor scientists and engineers and communicate findings, tradeoffs, risks, and recommendations to technical and non-technical stakeholders.

Requirements

  • Bachelor's degree in Statistics, Econometrics, Computer Science, Electrical or Computer Engineering, or a related field plus 4+ years of related experience; alternatively, a master's degree plus 3+ years, a doctorate plus 1+ year, or equivalent experience.
  • Ability to meet Microsoft, customer, and government security screening requirements, including the Microsoft Cloud Background Check.
  • Significant experience building, evaluating, and shipping AI/ML-powered products or services.
  • Hands-on experience with large language models, prompt engineering, retrieval-augmented generation, agents, tool use, model comparison, failure analysis, and evaluation-driven iteration.
  • Deep understanding of LLM evaluation across the development lifecycle, including datasets, annotation, automated and human evaluation, benchmarks, regression testing, launch criteria, and production monitoring.
  • Experience designing offline experiments and interpreting results for model, system, and product decisions.
  • Experience evaluating multimodal AI systems or experiences with multiple input and output modalities.
  • Understanding of product success metrics and the ability to translate customer and business goals into measurable scientific and technical objectives.
  • Solid software engineering skills and experience collaborating with engineers on production-quality AI systems.
  • Preferred qualifications include a PhD or doctorate with 3-6+ years of related experience or equivalent experience.

Categories

Microsoft

About Microsoft

10,000+ employees

Microsoft develops operating systems, productivity software, cloud services, developer tools, and consumer devices for individuals, enterprises, and governments. Its main products include Windows, Microsoft 365, Azure, Visual Studio/GitHub, Xbox, and LinkedIn; revenue comes from software subscriptions and licenses, cloud consumption, hardware sales, and advertising. Founded in 1975 and headquartered in Redmond, Washington, Microsoft is a public company traded on Nasdaq.

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