Lead Security Engineer

Leidos Digital Civilian Agency Solutions division is seeking an expert-level Lead Identity and Access Management Engineer to serve as the senior technical authority for complex enterprise identity management solutions for large-scale government digital transformation initiatives. The ideal candidate will have deep expertise in Microsoft identity technologies and a proven track record of designing, implementing, and maturing IAM architecture and processes across cloud and on-premises environments, ensuring alignment with industry frameworks and regulatory requirements, and provides technical leadership and mentorship to junior and mid-level IAM engineers. advanced enterprise-level identity solutions. Candidate MUST: Be a US Citizen or US Person who has lived in the United States for at least three consecutive years and have the ability to obtain a Public Trust level 4 clearance Primary Responsibilities: Lead the design, engineering, and continuous improvement of enterprise IAM solutions, including Identity Governance and Administration (IGA), Privileged Access Management (PAM), Single Sign-On (SSO)/Federation, Multi-Factor Authentication (MFA), and directory services. Serve as the SME for IAM architecture decisions, tool selection, and integration strategy across cloud (Azure, AWS, GCP) and on-premises platforms. Define and enforce Identity lifecycle management processes (joiner-mover-leaver), role-based/attribute-based access control (RBAC/ABAC), and least-privilege principles. Lead IAM-related audits, risk assessments, and remediation efforts; ensure compliance with regulatory and contractual obligations. Partner with security operations, application owners, and compliance teams to integrate applications into enterprise IAM platforms (e.g., Microsoft Entra ID/Azure AD, Okta, Ping Identity, CyberArk). Provide technical leadership, mentoring, and peer review for IAM engineering staff. Support incident response and forensic investigations involving identity-related events. Evaluate emerging IAM technologies (e.g., password less authentication, decentralized identity, Zero Trust architecture) and recommend adoption strategies. Prepare technical documentation, architecture diagrams, and executive-level reporting on IAM posture and roadmap. Required Qualifications: Bachelor’s degree in computer science, Information Technology, or equivalent and 12 years of general experience, preferably supporting system engineering. 6 years of additional experience is equivalent to a Bachelor’s degree. With a Master’s degree, 10 years of general experience is required. 8+ years of progressive experience focusing on identity and access management. 5+ years in a senior/lead or SME capacity, with demonstrated ownership of enterprise-scale IAM architecture. Hands-on experience with at least two of the following IAM platform categories: IGA: Microsoft Identity Manager PAM: CyberArk, Beyond Trust SSO/Federation: Okta, Microsoft Entra ID, Ping Identity Directory Services: Active Directory, Azure AD/Entra ID, LDAP Experience supporting federal, defense, or highly regulated environments preferred (especially for government/contractor roles). Experience with cloud IAM services (Azure Entra ID, AWS IAM/SSO, GCP IAM). Deep understanding of authentication and authorization protocols: SAML 2.0, OAuth 2.0, OpenID Connect (OIDC), SCIM, Kerberos. Extensive hands-on experience with Microsoft identity solutions (Entra ID, AD FS, Microsoft 365, MIM). Proven experience in large-scale, multi-forest Active Directory and Entra ID architectures. Advanced knowledge of identity protocols (SAML, OAuth 2.0, OpenID Connect, WS-Federation, CBA). Strong experience with Entra B2B and B2C for external identity management. Experience with Entra AD Connect, including custom synchronization rules. Strong proficiency in PowerShell and Graph API for identity management automation. Familiarity with Zero Trust architecture and identity-related security best practices. Preferred Qualifications: Relevant certifications, hold at least one or two of the following, aligned to seniority: CIAM (Certified Identity and Access Manager) or CIGE (Certified Identity Governance Expert) Microsoft Certified: Identity and Access Administrator Associate (SC-300) CyberArk Defender/Sentry/Guardian Okta Certified Professional/Consultant/Administrator Ping Identity Certified Professional CompTIA Security+ Knowledge of identity-related compliance standards (e.g., NIST, FISMA, SOC, FedRamp). Experience with Azure AD Verifiable Credentials and decentralized identity concepts. Understanding of biometric authentication methods and their Azure AD integration. 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. Pay Range: Pay Range $131,300.00 - $237,350.00 About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. competitive compensation Health and Wellness programs Income Protection Paid Leave and Retirement More details are available at Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws. #J-18808-Ljbffr