Senior IAM Engineer: Entra ID & Enterprise Identity

Leidos; Rockville (MD); On-site; USD 108,000 - 195,000; Full time

Job summary

Leidos Digital Sector seeks a Sr. Identity and Access Management (IAM) Engineer to lead complex identity management initiatives for large-scale government digital transformation projects.

The role requires deep expertise in Microsoft identity technologies and a track record of delivering enterprise-grade identity solutions. You will implement Entra ID solutions, migrate from on-prem AD, design automation, and mentor junior engineers while ensuring security, compliance, and operational excellence

Qualifications

• Bachelor’s degree in computer science, Information Technology, or equivalent and 8 years of experience or Master’s with 6 plus years of general IT experience, preferably supporting system engineering. Additional years of experience may be substituted in lieu of degree.
• 5+ years of experience focusing on identity and access management, with demonstrated ownership of complex, enterprise-scale solutions.
• Experience in PIM and Azure AD Conditional Access policies.
• 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 Azure AD B2B and B2C for external identity management.
• Proficiency in PowerShell and Graph API for identity management automation.
• Experience with Azure AD Connect, including custom synchronization rules.
• Working knowledge of with Zero Trust architecture and identity-related security best practices.
• Ability to communicate technical designs and risks to both technical and non-technical stakeholders.

Responsibilities

• Implement and maintain Microsoft Entra ID solutions, including multi-tenant and cross-tenant synchronization for complex organizations.
• Lead the execution of identity platform migrations (i.e. migration from on-premises Active Directory to Microsoft Entra ID Native authentication) including planning, risk assessment, cutover, and rollback strategies.
• Lead and implement advanced identity management solutions using Entra ID to optimize cost-efficiency and user experience.
• Design, build, and maintain custom identity management tools and automation for identity lifecycle processes (joiner/mover/leaver, provisioning, and access certification).
• Ensure identity solutions align with security, compliance, and business requirements, and partner with security, infrastructure, and compliance teams on design decisions and risk trade-offs.
• Support technical escalations for complex identity incidents and perform root cause analysis.
• Develop documentation, standards, and runbooks, and mentor junior engineers.
• Evaluate emerging Microsoft identity technologies and industry best practices and recommend adoption where they add value.

Skills

IAM expertise

Microsoft Entra

Enterprise IAM

Stakeholder comms

Security/compliance

Documentation & mentoring

Education

Bachelor's degree in CS/IT

Tools

ADFS

MIM

Azure AD Connect

PowerShell

Graph API

Microsoft 365

Job description

Leidos Digital Sector seeks a Sr. Identity and Access Management (IAM) Engineer to lead complex identity management initiatives for large-scale government digital transformation projects.

The role requires deep expertise in Microsoft identity technologies and a track record of delivering enterprise-grade identity solutions. You will implement Entra ID solutions, migrate from on-prem AD, design automation, and mentor junior engineers while ensuring security, compliance, and operational excellence