Drimva

Microsoft

Senior Security Engineer and Principal Security Engineer (Multiple Positions)

$120K–$304K

Redmond, WA +1 · On-site · Principal · Full-time · Posted Sep 16, 2026

Location
Redmond, WA
United States
Experience
Required: 3+ years with a master's degree, or 4+ years with a bachelor's degree, in security or a related field; or equivalent experience. Preferred: 4+ years with a master's degree or 6+ years with a bachelor's degree; or equivalent experience. Also preferred: 2+ years identifying vulnerabilities in operating systems and/or native (C/C++) applications; 5+ years in software engineering or security-related engineering.
Education
Master's or bachelor's degree in Statistics, Mathematics, Computer Science, or a related field; or equivalent experience.

About the job

Secures Windows client and server products by discovering vulnerabilities, conducting security reviews, and developing tools and mitigations with product engineering teams.

What you'll do

  • Build reusable agents and tools to improve security reviews; use them to identify security defects and architectural risks.
  • Find vulnerabilities in Windows OS features and devices, and develop protections and mitigations.
  • Partner with product teams and external security researchers to improve security and communicate the value of security investments.

What they ask for

  • Master's degree in Statistics, Mathematics, Computer Science, or a related field and 3+ years of security or related experience; or bachelor's degree in those fields and 4+ years; or equivalent experience.
  • Meet Microsoft, customer, and/or government security screening requirements, including the Microsoft Cloud Background Check upon hire/transfer and every two years thereafter.

Nice to have

  • 2+ years identifying vulnerabilities in operating systems and/or native (C/C++) applications; 5+ years in software engineering or security-related engineering.
  • Demonstrated security research and vulnerability discovery experience; experience exploiting bugs and bypassing OS security mitigations; familiarity with Microsoft Windows architecture.

Pay

USD $119,800 - $234,700 per year (base salary); USD $160,200 - $261,000 per year (base salary); USD $142,800 - $274,800 per year (base salary); USD $188,000 - $304,200 per year (base salary)

Tools

C/C++, Microsoft Windows

Model-written summary · the original posting is authoritative

First seen Oct 15, 2026 · Last verified Nov 5, 2026 (UTC)