Security Engineer

Job ID: 200057045Posted: 2026-09-24Location: United States, Washington, RedmondSalary: USD $102,100 - $202,200 per yearEmployment type: Full-TimeWork site: 3 days / week in-officeRole type: Individual ContributorTravel: Less than 25%Profession: Security EngineeringDiscipline: Security ResearchCompany: MicrosoftOverviewSecurity 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.The Identity Security (IDSEC) Breach Preventions team is responsible for preventing repeat security incidents across Microsoft’s Identity platform by building scalable, engineering driven security controls that eliminate entire classes of vulnerabilities before they can be exploited. Our team operates at the intersection of software engineering and security research to design and deploy platform level countermeasures across Microsoft’s Identity and Network Access (IDNA) services. We focus on proactively identifying authentication and authorization attack paths, translating breach learnings into reusable preventative mechanisms, and automating security enforcement across hundreds of production services. Our goal is to move beyond reactive vulnerability mitigation by harmonizing engineering and security systems to automate reusable protections across the identity technology stack.We are looking for a Security Engineer, who can help contribute to scalable automation and analysis across signals from vulnerability research, threat intelligence, and security risk posture monitoring. Our culture is inclusive, casual, and highly engaged; our researchers and engineers come from diverse backgrounds, are passionate and grounded in our customer needs.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.ResponsibilitiesTranslating breach learnings and threat actor behaviors into deterministic engineering controls that prevent recurrence across multiple services.Designing platform level enforcement mechanisms that eliminate classes of vulnerabilities without requiring service by service remediation.Developing reusable prevention frameworks and paved path security standards.Partnering with engineering teams to integrate preventative controls into production environments while maintaining service reliability.Enabling rapid deployment of security countermeasures across Microsoft’s identity fleet to proactively strengthen defenses against emerging threats.QualificationsMinimum Qualifications:Master's Degree in Statistics, Mathematics, Computer Science, Computer Security, or related field AND 1+ year(s) 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 2+ years experience in software development lifecycle, large-scale computing, threat analysis or modeling, cybersecurity, vulnerability research, and/or anomaly detection.OR equivalent experience.Other Requirements:Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. These requirements include, but are not limited to the following specialized security screenings:Microsoft Cloud Background Check:This position will be required to pass the Microsoft background and Microsoft Cloud background check upon hire/transfer and every two years thereafter.Preferred 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 5+ years experience in software development lifecycle, large-scale computing, threat analysis or modeling, cybersecurity, vulnerability research, and/or anomaly detection.OR equivalent experience.3+ years experience in Security Operations Center (SOC) detection, threat analytics, security incident and event management (SIEM), information technology (IT), or operations incident response.Understanding of identity and access technologies, such as authentication and authorization protocols (OAuth, OIDC, SAML), tokens, certificates/PKI, and MFA.Security Research IC3 - The typical base pay range for this role across the U.S. is USD $102,100 - $202,200 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $133,800 - $219,200 per year. Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here: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.