Principal Security Program Manager - Windows Security

The Microsoft Windows Security team is responsible for protecting billions of Windows devices by driving platform‑level security, risk reduction, and resilient-by-design engineering across the Windows ecosystem. We are seeking a Principal Security Program Manager to lead our end‑to‑end security assurance effort including security compliance, risk assessment, and supporting our vulnerability research and security tooling efforts across Windows. This role sits at the intersection of platform security architecture, threat intelligence, vulnerability discovery, and execution, with broad influence across Windows engineering and other internal and external security assurance and research partners. This is a principal level individual contributor role with wide organizational scope, high executive visibility, and responsibility for shaping how Windows identifies, prioritizes, and mitigates security risks at scale.