Senior Software Security Engineer

Job ID: 200046677Posted: 2026-08-10Location: United States, Washington, RedmondSalary: USD $119,800 - $234,700 per yearEmployment type: Full-TimeWork site: 3 days / week in-officeRole type: Individual ContributorTravel: Less than 25%Profession: Software EngineeringDiscipline: Software EngineeringCompany: MicrosoftOverviewDo you want to be at the forefront of innovating the latest hardware designs to propel Microsoft’s cloud growth? Are you seeking a unique career opportunity that combines technical capabilities, cross-team collaboration, with business insight and strategy?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 achieve 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.Join the Systems Planning and Architecture (SPARC) team within Microsoft’s Azure Hardware Systems and Infrastructure (AHSI) organization, the team behind Microsoft’s expanding Cloud Infrastructure and for powering Microsoft’s “Intelligent Cloud” mission. Microsoft delivers more than 200 online services to more than one billion individuals worldwide, and AHSI is the team behind our expanding cloud infrastructure. We deliver the core infrastructure and foundational technologies for Microsoft's cloud businesses including Microsoft Azure, Bing, MSN, Office 365, OneDrive, Skype, Teams and Xbox Live. Our team is looking for an Senior Software Security Engineer to support the design, implementation, integration, and deployment of secure cloud infrastructure platforms. This role works across hardware, firmware, and security teams to develop platform capabilities, build engineering tools, and deliver reliable, scalable infrastructure solutions.ResponsibilitiesDefine technical requirements, specifications, and interface definitions for platform features and infrastructure capabilities.Drive feature development from gathering requirements and microarchitecture design through implementation, system integration, validation, and deployment.Develop software, scripting, and automation solutions to improve platform bring-up, testing, diagnostics, and operational efficiency.Build and maintain engineering tools, telemetry, and debug infrastructure to enhance platform observability and reliability.Support the integration and validation of platform security technologies, including secure boot, attestation, and hardware root of trust solutions.Investigate and resolve complex system-level issues across hardware, firmware, and software components.Partner with cross-functional teams to deliver robust platform solutions and improve engineering productivity.QualificationsRequired Qualifications:Bachelor's Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python 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 Cloud background check upon hire/transfer and every two years thereafter.Preferred Qualifications:Bachelor's degree in Electrical Engineering, Computer Engineering, Computer Science, or a related field. Master's degree preferred.6+ years of experience in hardware, firmware, platform software, or cloud infrastructure engineering.Strong programming and scripting skills in Python, C/C++, Go, PowerShell, or similar languages.Experience developing engineering tools, automation frameworks, diagnostics, telemetry, or test infrastructure.Understanding of platform security technologies such as secure boot, attestation, hardware root of trust, and trusted computing architectures.Strong debugging and problem-solving skills across hardware, firmware, and software boundaries.Experience delivering features from specification through implementation, integration, validation, and deployment.Software Engineering IC4 - The typical base pay range for this role across the U.S. is USD $119,800 - $234,700 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 $160,200 - $261,000 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.