Security Researcher

Overview

The Cloud & AI organization accelerates Microsoft’s mission and bold ambitions to ensure that our company and industry is securing digital technology platforms, devices, and clouds in our customers’ heterogeneous environments, as well as ensuring the security of our own internal estate. Our culture is centered on embracing a growth mindset, a theme of inspiring excellence, and encouraging teams and leaders to bring their best each day. In doing so, we create life-changing innovations that impact billions of lives around the world. Microsoft is one of the largest enterprise service companies in the world.

Do you have a passion for helping Microsoft’s clients defend themselves against targeted exploitation? Are you interested in being intimately involved in the latest, cutting-edge developments in the security industry and having a direct impact on the security of all Microsoft customers? Do you want to be on the front lines of helping our customers go toe-to-toe against advanced adversaries? Are you interested in a fast-paced job full of new opportunities? If that resonates, consider joining us as a Security Researcher on the Global Hunting, Oversight, and Strategic Triage (GHOST) team! We are looking for an experienced Security Researcher with a proficient analytical background to join our team to perform threat hunts, assist with investigations, develop threat intelligence, and to cultivate investigation best practices into Microsoft tooling and products. Researchers will support a global team to identify and catalogue new attacker TTPs, victims, and deliver customer notifications to protect worldwide enterprise customers and empower customers to protect themselves via constantly improving Microsoft products.

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. In alignment with our Microsoft values, we are committed to cultivating an inclusive work environment for all employees to positively impact our culture every day. 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. In alignment with our Microsoft values, we are committed to cultivating an inclusive work environment for all employees to positively impact our culture every day.

Responsibilities

• Conduct investigations of advanced threat actor activity across cloud, identity, endpoint, and on-premises environments to identify intrusion methods, attacker objectives, and operational patterns.
• Identify and track emerging threats, attacker techniques, campaigns, and trends to enable proactive detection, disruption, and defence before customer impact.
• Develop detections, mitigations, and security guidance by identifying attack paths, security weaknesses, and opportunities to strengthen defensive coverage.
• Build investigative tooling, automations, proof-of-concepts, and research capabilities that improve the scale and effectiveness of security investigations.
• Drive product, detection, and engineering improvements by translating investigation findings into actionable changes across Microsoft security platforms and services.
• 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
• Synthesize complex technical research into clear, actionable intelligence, reports, briefings, and recommendations for technical and executive audiences.
• Advance understanding of nation-state, cybercriminal, and emerging threat actors through research, attribution, capability assessments, and adversary tracking.
• Share findings, influence strategy, and drive organizational change through knowledge transfer, best practices, and adoption of security improvements.
  
  

Qualifications

Required Qualifications

• 4+ years of experience in Threat Hunting, Incident Response (DFIR), Threat Intelligence, or Security Research.
• Experience investigating sophisticated cyber threats, including APT or nation-state activity.
• Experience working with security telemetry, logs, and SIEM platforms.
• Familiarity with KQL or equivalent query languages (Splunk, Humio, Kibana, etc.).
• Experience with EDR and security monitoring technologies such as Microsoft Defender, Microsoft Sentinel, CrowdStrike, or similar platforms.
• Ability to analyze security data, investigate attacker behavior, and identify indicators of compromise (IOCs), indicators of activity (IOAs), and TTPs.
• Understanding of scripting or the ability to read and interpret code and automation workflows.
• Strong communication skills in English and ability to work in a global team environment.
  
  

Preffered Qualifications

• Industry certifications in cybersecurity, DFIR, incident response, or threat hunting (e.g., CISSP, GIAC).
• Experience identifying novel attacker techniques and translating findings into scalable detections.
• Experience performing malware analysis or reverse engineering.
• Experience analyzing large-scale security telemetry and hunting across enterprise environments.
  
  

This position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.

Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance with religious accommodations and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations.