💼 Full-Time Position

Senior Security Analyst

🏢
Microsoft Corporation
📍 Multiple Locations, United States, United States
📍
Location
Multiple Locations, United States
📅
Posted
June 22, 2026
Type
Full-Time
🎯

Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

**Overview**

The Cyber Defense Investigations – Escalations (CDI-ESC) team is Microsoft's deep-dive investigative arm within Cyber Defense Operations (CDO). We lead the most complex, high-severity, and nation-state security incidents across Microsoft's first-party cloud estate, conducting root cause analysis, blast radius assessment, threat actor attribution, and intelligence-driven hunting. Our work directly disrupts adversaries targeting Microsoft and our customers, and feeds platform-level fixes, detections, and intelligence back into the ecosystem.

Join Microsoft's CDI Escalations team and work at the forefront of cyber defense, investigating the most complex nation-state, supply chain, cloud, and identity-based attacks targeting Microsoft. Our team goes beyond traditional incident response, we combine deep investigations, threat hunting, intelligence operationalization, and cross-organizational collaboration to identify adversaries, drive platform-wide security i...