Role Description The Access Control Specialist - Senior serves as the senior identity and access management authority supporting the SEC ISS contract and SEC OIT enterprise infrastructure. This role is responsible for securing and governing access across hybrid environments, with primary focus on Microsoft Entra ID, Active Directory, Microsoft 365 GCC services, and Azure resources. The position leads implementation and enforcement of RBAC, conditional access, MFA, and identity governance controls aligned with SEC security requirements and zero-trust objectives in the PWS. The role also ensures compliant, reliable access for collaboration and enterprise broadcast capabilities in Microsoft Teams. Primary Responsibilities - Identity and Access Governance - Serve as the senior technical lead for enterprise identity and access control strategy, standards, and operating procedures. - Develop and enforce IAM policies for user lifecycle management, role assignment, and privileged access. - Define and maintain RBAC models, access approval workflows, and least-privilege controls across enterprise platforms. - Partner with cybersecurity and infrastructure leadership to reduce identity risk and strengthen control enforcement. - Access Administration and Security Enforcement - Administer user accounts, groups, permissions, and security roles across Windows Server, Active Directory, Microsoft Entra ID, Microsoft 365, and Azure. - Configure and manage conditional access policies, multifactor authentication (MFA), privileged identity controls, and identity governance workflows. - Support joiner/mover/leaver processes, including provisioning, deprovisioning, access reviews, and entitlement management for workforce and service accounts. - Integrate access control requirements with enterprise applications and collaboration platforms, including Teams and SharePoint. - Compliance, Audit, and Reporting - Conduct periodic access audits and certification reviews to validate policy compliance and control effectiveness. - Produce audit-ready reports, evidence, and metrics to support organizational and regulatory compliance requirements. - Track and remediate identity and access findings, including policy exceptions and control gaps. - Maintain documentation and SOPs for IAM processes, technical baselines, and change history. - Collaboration Platform and Broadcast Access Support - Ensure secure permissions and role assignments for Microsoft Teams conferencing, live events, and enterprise broadcasts. - Troubleshoot access-related issues impacting Teams meetings, live streaming, and collaboration workloads. - Coordinate with operations, service delivery, and security teams to resolve escalated IAM incidents. - Support continuous service improvement through automation and standardized IAM operating practices. Qualifications - Citizenship/Work Authorization: Must meet contract requirements. - Clearance: Ability to obtain and maintain SEC Public Trust (or higher if required). - Education: Bachelors. - Experience: - 8+ years of experience in access control and identity management within enterprise IT environments. - Extensive hands-on experience administering Microsoft Entra ID (formerly Azure Active Directory), including user provisioning, RBAC, conditional access policies, and identity governance. - Strong experience managing identity and access across Windows Server, Active Directory, Microsoft 365 services, and Azure resources. - Experience supporting compliance audits and secure access controls for Microsoft Teams live events and enterprise broadcasts. - Technical Skills: - Microsoft Entra ID (Azure AD), Entra ID Governance, and enterprise identity lifecycle management. - Role-Based Access Control (RBAC), least-privilege enforcement, and access certification. - Conditional Access, MFA, and identity governance policy administration. - Windows Server and Active Directory administration. - Microsoft 365 services, including Teams and SharePoint access controls. - Azure resource access management and security role administration. - IAM compliance auditing, reporting, and control documentation. - Troubleshooting access and authentication issues in enterprise collaboration platforms. Preferred Qualifications - Experience supporting IAM operations in a federal IT environment with FISMA-driven audit and control requirements. - Experience implementing zero-trust identity controls and modern authentication across hybrid enterprise environments. - Advanced experience with privileged identity management, access reviews, and entitlement management at scale. - Experience automating IAM workflows using scripting and enterprise automation tools. - Experience implementing federated identity and single sign-on integrations for enterprise applications. - Microsoft Certified: Identity and Access Administrator Associate (SC-300). - Microsoft Certified: Cybersecurity Architect Expert (SC-100). - CISSP. Work Environment / Other - Operational Support: May require participation in on-call or surge support activities depending on operational needs. - Location: Telework. - Travel: As required per contract direction. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. Original Posting: May 22, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: $73,450.00 - $132,775.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.