The Proactive Security Engineering Team within Microsoft AI leads advanced security assessments across globally distributed services. We focus on scalable, precision-driven techniques such as secure code reviews, variant analysis, and service-level risk evaluations. Our mission is to elevate security posture through deep technical engagement, collaborative remediation, and continuous improvement of our tools and methodologies.
As a Senior Security Engineer, you’ll lead and coordinate proactive security assessments across multiple services and engineering teams, develop and refine methodologies for secure code analysis, variant detection, and service hardening, and collaborate with engineering and product teams to prioritize and remediate findings. You will be part of a culture of trust, transparency, and continuous learning offering a unique opportunity to influence security outcomes across Microsoft AI services.
Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.
Starting January 26, 2026, Microsoft AI (MAI) employees who live within a 50- mile commute of a designated Microsoft office in the U.S. or 25-mile commute of a non-U.S., country-specific location are expected to work from the office at least four days per week. This expectation is subject to local law and may vary by jurisdiction.