Microsoft

Principal Software Engineer

Microsoft
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3 days ago
Redmond, WA, USAStaff+
H1B sponsor

Base Salary

$143k - $304k/yr

Responsibilities

  • Lead architecture and design of scalable AI infrastructure for complex, large-scale systems.
  • Define end-to-end architecture for Agent Security, Policy, and Tool Governance across organizational boundaries.
  • Establish technical strategies and engineering frameworks for experimentation and evaluation.
  • Lead experimentation scorecard analysis and translate results into engineering and product priorities.
  • Partner with Product Managers and engineering leaders on scenarios, datasets, evaluation methods, and success criteria.
  • Lead data acquisition and evaluation-data strategy, including standards for quality, formatting, accuracy, governance, and reuse.
  • Drive technical alignment, engineering investments, and quality improvements across teams.
  • Identify and resolve systemic risks and opportunities affecting scalability, reliability, security, and maintainability.
  • Mentor engineers and provide hands-on principal-level technical leadership.

Requirements

  • Bachelor's degree in Computer Science or a related technical field and 6+ years of technical engineering experience with coding in C, C++, C#, Java, JavaScript, or Python, or equivalent experience.
  • Ability to pass Microsoft, customer, and/or government security screening requirements, including the Microsoft Cloud Background Check.
  • Master's degree and 8+ years of technical engineering experience, or bachelor's degree and 12+ years of experience, or equivalent experience preferred.
  • Hands-on experience building and delivering LLM-powered applications or agents that use tools and execute multi-step workflows preferred.
  • Strong software engineering fundamentals, including coding, debugging, automated testing, abstraction, interface design, and maintainability.
  • Experience designing and operating distributed systems or cloud services, including state management, observability, security, and reliability.
  • Principal-level technical leadership across teams, including architecture shaping, delivery alignment, influence without direct authority, and mentoring.
  • Experience building security for AI solutions preferred.

Benefits

  • Typical U.S. base pay range is USD $142,800-$274,800 per year; the San Francisco Bay Area and New York City metropolitan area range is USD $188,000-$304,200 per year.
  • Certain roles may be eligible for benefits and other compensation.
  • Applications are accepted on an ongoing basis until the position is filled, with the posting open for a minimum of 5 days.
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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