Senior Security Researcher

Senior Security Researcher

United States, Washington, Redmond

Job description

Company and benefits

Job number

200059093

Date posted

Sep 30, 2026

Work site

3 days / week in-office

Travel

Less than 25%

Profession

Security Engineering

Discipline

Security Research

Role type

Individual Contributor

Employment type

Full-Time

Overview

Security represents the most critical priorities for our customers in a world awash in digital threats, regulatory scrutiny, and estate complexity. Microsoft Security aspires to make the world a safer place for all. We want to reshape security and empower every user, customer, and developer with a security cloud that protects them with end to end, simplified solutions. The Microsoft Security 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.

As a Senior Security Researcher in Microsoft Security's FORGE Lab (Frontier Offensive Research & Generative Exploitation), you will help shape the future of autonomous security engineering by combining offensive security research with frontier AI capabilities.

The team builds systems such as MDASH, a multi-model agentic vulnerability discovery platform that autonomously identifies, validates, and proves exploitable vulnerabilities in software. Our work spans vulnerability research, automated exploit generation, AI-driven security workflows, and large-scale software ecosystem protection, helping Microsoft and its customers discover and remediate security risks faster than ever before.

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.

Responsibilities

• Conduct cutting-edge security research to discover, validate, and analyze vulnerabilities across Microsoft products, cloud services, and strategic open-source ecosystems. Design and develop scalable automation, AI-driven systems, and research tooling that accelerate vulnerability discovery, triage, and remediation workflows. Collaborate closely with engineering, product, and security teams to drive vulnerability mitigation, improve security posture, and reduce customer risk. Lead or contribute to offensive security assessments that identify emerging threat patterns, novel attack techniques, and systemic security weaknesses. Publish high-quality technical findings, influence in open source projects or large-scale software systems.

Qualifications

Minimum 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 equivalen