Security Researcher II /Senior Security Researcher - our Defender (Multipl

We are currently hiring for multiple Security Research positions across our Microsoft Defender Research teams in Israel. By applying to this unified pipeline, you will be considered for a high-impact role (at either the Security Researcher II or Senior Security Researcher role) within one of our specialized groups, including Autonomous Attack Disruption, Cloud Workload Protection, Identity Research, Posture Research, or Security for AI.

We are looking for passionate, highly skilled security researchers who thrive on the challenge of breaking complex attacker kill-chains. Leveraging Microsofts dominant market position and the worlds most massive telemetry set, you will have a direct, tangible impact on the security of the global economy. We are looking for researchers who want to see their findings transformed into production-ready protection, where the ultimate goal is not just to detect threats, but to prevent and stop them in near real-time.

Responsibilities

Investigate real wo

דרישות:

Qualifications
4+ years of hands-on experience in security research or threat hunting, with a specialized focus on identity, cloud, or AI-based threat scenarios.
Deep understanding of the threat landscape, including modern attacker techniques and complex kill-chains, with a focus on platform internals across OS, Cloud Workloads and Identity platforms.
Experience hunting across diverse signal sources, effectively uncovering threats within on-premises, hybrid, and cloud environments.
Programming proficiency (e.g., Python, C#, or similar), with a proven ability to develop and ship production-ready protection logic. Demonstrated ability to work effectively in cross-functional teams, bridging the gap between deep research and scalable engineering.

Preferred Qualifications
B.Sc. or M.Sc. in Computer Science or Software Engineering OR/AND related field
Public track record of security research, such as technical blog posts, whitepapers, or presentations at major industry conferences.
Experi