Senior Security Researcher

Job description

Overview Security remains a critical priority for our customers as they navigate growing digital threats, regulatory pressure, and complex estates. Microsoft Security’s mission is to make the world safer by delivering simplified, end‑to‑end solutions that empower every user, customer, and developer. Our organization accelerates Microsoft’s mission by securing digital platforms, devices, and clouds across heterogeneous environments while protecting our own internal estate. We embrace a growth mindset, pursue excellence, and encourage teams to bring their best each day, driving innovations that impact billions worldwide. The Microsoft Defender Experts team is seeking threat hunters to help customers detect, investigate, and respond to advanced attacks using Microsoft 365 Defender. We combine deep knowledge of the attacker landscape with rich telemetry to perform root‑cause analysis, generate high‑fidelity alerts, and ensure no human adversary can operate silently. We leverage Microsoft’s trillions of security signals to identify emerging behaviors, deliver context‑rich detections, build hunting tools and automations, and advance methods for identifying sophisticated tradecraft. Micro...