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Senior & Principal Security Researcher

Microsoft· Security Research
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United States$119.8k - $234.7kfull-timePosted 7mo ago

About the role

Senior or Principal Security Researcher on the Tip of the Spear team (GHOST and MSTIC) focusing on threat hunting, threat intelligence, and disruption of high-sophistication adversaries to protect Microsoft customers and products.

Responsibilities

  • GHOST Security Researcher: Performing deep analysis of attacker activity in on-premises and cloud environments
  • Identifying potential threats, allowing for proactive defense before an actual incident
  • Notifying customers regarding imminent attacker activity
  • Providing recommendations to improve customers’ cybersecurity posture going forward and performing threat intelligence knowledge transfer to prepare customers to defend against today’s threat landscape
  • Building proof-of-concept and prototype threat hunting tools, automations, and new capabilities
  • Driving product and tooling improvements by conveying learnings from threat hunting and incident response at scale to engineering partner teams
  • Identifying, prioritizing, and targeting complex security issues that cause negative impact to customers. Creating and driving adoption of relevant mitigations and providing proactive guidance
  • Working with others to synthesize research findings into recommendations for mitigation of security issues. Sharing across teams. Driving change within team based on research finding.
  • MSTIC Security Researcher/Threat Intelligence Analyst: Discover, track, and disrupt priority threat actors
  • Own actor portfolios and critical lines of effort; serving as advisor on identified threat actors
  • Hunt and enrich detections using advanced telemetry, partnering with product teams to enhance detections
  • Collaborate across Microsoft teams and partner groups to detect and disrupt abuse activity
  • Integrate intelligence into products and disruption actions

Qualifications

  • Doctorate in Statistics, Mathematics, Computer Science, Computer Security, or related field OR Master's Degree in Statistics, Mathematics, Computer Science, Computer Security, or related field AND 3+ years experience in software development lifecycle, large-scale computing, threat analysis or modeling, cybersecurity, vulnerability research, and/or anomaly detection
  • OR Bachelor's Degree in Statistics, Mathematics, Computer Science, Computer Security, or related field AND 4+ years experience in software development lifecycle, large-scale computing, threat analysis or modeling, cybersecurity, vulnerability research, and/or anomaly detection
  • OR equivalent experience.

Skills

Required:Threat huntingThreat intelligenceProduct/ tooling collaboration

Benefits

  • Not specified in the description
Last updated Oct 16, 2026. Interested? Apply on the company site.

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