Peraton · 4 hours ago
Microsoft Active Directory and Identity Subject Matter Expert (SME)
Annapolis Junction, MD, US
Full-time
Onsite
Senior Level, Lead/Staff
$112K/yr - $179K/yr
8+ years expPeraton is a next-generation national security company that drives missions of consequence spanning the globe. They are seeking a highly experienced Microsoft Active Directory and Identity Subject Matter Expert (SME) to support enterprise infrastructure and security initiatives, leading the architecture and design of Microsoft AD services.
Information TechnologyRobotics
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Serve as the technical authority and escalation point for all Microsoft Active Directory and enterprise identity services
Architect, design, implement, and maintain secure, scalable Active Directory environments, including on-premises and hybrid deployments
Lead and support AD migrations, upgrades, domain consolidations, forest redesigns, and functional level modernization
Design, develop, and enforce Active Directory security standards, including tiered administration, privileged access models, and service account governance
Manage and support hybrid identity integrations, including Microsoft Entra ID (Azure AD), AD Connect, ADFS, MFA, SSO, and Conditional Access
Partner with cybersecurity teams to strengthen identity security posture, mitigate threats, and respond to identity-related incidents
Perform Active Directory health checks, replication analysis, performance tuning, and root-cause troubleshooting
Oversee Group Policy design and management for security baselines, configuration standards, and compliance requirements
Develop and maintain technical documentation, including architecture diagrams, standards, operational procedures, and support guides
Mentor and provide technical guidance to junior engineers and IT support teams
Qualification
Required
8 years with BS/BA
6 years with MS/MA
3 years with PhD
OR 12 years of relevant experience in lieu of BS degree
Extensive experience managing enterprise-scale Active Directory environments
Expert-level knowledge of Active Directory Domain Services (AD DS), DNS, DHCP, and Group Policy
Expert-level knowledge of Microsoft Entra ID (Azure AD), AD Connect, and hybrid identity solutions
Expert-level knowledge of authentication protocols including Kerberos, NTLM, LDAP, and SAML/OAuth-based federation
Strong PowerShell scripting and automation capabilities
Experience implementing Zero Trust identity principles, privileged access management, and identity governance
Familiarity with ITIL-based service management, change control, and operational best practices
Active Top Secret with SCI eligibility
Current DoD 8570.1-M / 8140 IAT Level III certification
Preferred
Microsoft Certified: Identity and Access Administrator Associate
Microsoft Certified: Windows Server Hybrid Administrator Associate or equivalent certification/s
Experience with Microsoft Entra services, Microsoft Identity Manager (MIM), or third-party IAM platforms (e.g., Okta)
Prior experience supporting regulated or compliance-driven environments (financial, healthcare, or government)
Benefits
Employees may be eligible for overtime
Shift differential
Discretionary bonus
Company
Peraton
Peraton Fearlessly solving the toughest national security challenges.
10001+ employees
Funding
Current Stage
Late StageLeadership Team
Thomas Terjesen
Chief Information Officer
Recent News
Washington Technology
2026-01-22
2025-09-25
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