Senior Security Assurance Engineer Job at Microsoft Corporation (Reston)

Job Description

Microsoft is seeking a Industrial Senior Security Assurance Engineer to support classified U.S. Government programs and secure cloud operations. This role is responsible for the operational execution and day to day oversight of industrial security requirements for assigned programs and facilities, ensuring compliance with the National Industrial Security Program Operating Manual (NISPOM) and customer security directives. The Industrial Senior Security Assurance Engineer serves as a trusted security partner to program teams and corporate security stakeholders, ensuring inspection readiness, compliance execution, and protection of Microsoft’s classified work and customer trust.

Job Responsibility

Execute industrial security operations for assigned classified programs, SCIFs, and secure environments in accordance with NISPOM (32 CFR Part 117) and customer requirements
Maintain SCIF and SAPF accreditation, including Fixed Facility Checklists (FFCs), self inspections, co utilization agreements, and coordination of material changes
Oversee safeguarding practices including access controls, classified storage, visitor management, and security awareness activities
Manage personnel access requests for classified and special access programs
Coordinate clearance and access activities with FSOs, CPSOs, and government security offices
Provide guidance to employees and managers on security responsibilities, reporting obligations, and compliance expectations
Investigate and report security incidents, violations, and infractions in accordance with regulatory and customer requirements
Maintain auditable security documentation and compliance artifacts to support government inspections, reviews, and internal audits
Support inspections and remediation of findings within assigned authority
Partner with Physical Security, HR, Legal, IT, Facilities, and Program teams to resolve operational security issues impacting classified environments
Serve as the primary security advisor to assigned program teams
Escalate systemic risks, policy interpretation issues, and compliance concerns to senior security leadership
Contribute to the improvement of classified security processes, tools, and training
Stay current on government security policies, directives, and customer requirements impacting assigned programs
Embody our culture and values

Requirements

Master's Degree in Statistics, Mathematics, Computer Science, Risk Management, Cyber Security, or related field AND 3+ years experience in software development lifecycle, large scale computing, threat modeling, cyber security, or anomaly detection
OR Bachelor's Degree in Statistics, Mathematics, Computer Science, Risk Management, Cyber Security, or related field AND 4+ years experience in software development lifecycle, large scale computing, threat modeling, cyber security, or anomaly detection
OR equivalent experience
Active U.S. Government Top Secret Clearance with access to Sensitive Compartmented Information (SCI) based on a Single Scope Background Investigation (SSBI) with Polygraph
U.S. citizenship
Ability to pass Microsoft Cloud background check upon hire/transfer and every two years thereafter

Nice to have

Master's Degree in Statistics, Mathematics, Computer Science, Risk Management, Cyber Security, or related field AND 6+ years experience in software development lifecycle, large scale computing, threat modeling, cyber security, or anomaly detection (enterprise experience)
OR Bachelor's Degree in Statistics, Mathematics, Computer Science, Risk Management, Cyber Security, or related field AND 8+ years experience in software development lifecycle, large scale computing, threat modeling, cyber security, or anomaly detection (enterprise experience)
OR equivalent experience
5-10 years experience

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Senior Security Assurance Engineer

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