Senior Security Engineer

Requirements

• Significant experience in security-related elements of software engineering or in another security-related field.
• Hands on experience with systems level programming languages such as C, C++, or Rust.

Nice to Haves

• Public or internal track record of relevant security research
• Understanding of operating system security fundamentals, including kernel or low level platform components
• Experience performing vulnerability research, including code review, fuzzing, reverse engineering, or exploit development
• Experience developing or applying mitigations, such as memory safety protections, sandboxing, or platform hardening techniques

What You'll Be Doing

• Drive identification and analysis of security vulnerabilities across operating system and platform components, including design review, code review, fuzzing, and variant analysis
• Develop and influence mitigations and protections that reduce risk across platforms, improving resilience against entire classes of vulnerabilities
• Collaborate with engineering teams to integrate security into the development lifecycle, influencing design decisions and improving secure engineering practices
• Contribute to the development and scaling of security tooling, detection capabilities, or analysis techniques that enable broader coverage and earlier detection of vulnerabilities
• Partner across organisations to translate security findings into systemic improvements and measurable security outcomes
• Stay current on attacker techniques, emerging vulnerability classes, and industry trends, applying this knowledge to improve Microsoft’s security posture
• Provide technical leadership within and across teams, contributing to direction setting, problem decomposition, and delivery of complex security initiatives

Perks and Benefits

• This position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.
• Microsoft is an equal opportunity employer.