Active Directory Systems Administrator - TS/SCI w/Poly

About the role

Your impact: Support national defense by ensuring critical operations are secure and connected across the global enterprise.

Responsibilities

• Administer and maintain Active Directory forests, domains, trust relationships, replication services, and enterprise directory components
• Manage and troubleshoot identity services, including DNS integrated AD functions, authentication, Kerberos/NTLM, group membership, and object lifecycle management
• Create, maintain, and troubleshoot Group Policy Objects (GPOs) to enforce secure, standardized configurations across multiple networks and client baselines
• Support AD integrated services including certificate services, federation services, domain controllers, and directory dependent applications
• Execute domain controller deployments, configuration updates, schema extensions, and lifecycle upgrades in alignment with operational and security requirements
• Maintain directory service documentation, configuration baselines, and operational procedures
• Collaborate with engineering, cybersecurity, and operations teams to support design changes, new identity capabilities, and secure directory implementations
• Execute patching and compliance tasks for AD, DNS, and directory integrated systems
• Identify and remediate patching gaps, and document corrective actions

Requirements

Active TS/SCI clearance with a favorable polygraph, hands-on experience administering AD, Group Policy, DNS, and authentication services in enterprise or multidomain environments, strong knowledge of AD health monitoring, replication, domain controller management, OU structure design, and secure configuration practices, experience troubleshooting complex authentication, GPO, DNS, and directory integrated application issues, familiarity with STIGs, patching workflows, vulnerability remediation, and configuration compliance requirements, strong documentation, communication, and cross team collaboration skills, US citizenship required

Qualifications

• Active Directory Systems Administrator Senior - Requires a Bachelor’s degree in an IT-related field or 8+ years of relevant IT experience in lieu of a degree.
• Active Directory Systems Administrator Principal - Requires a Bachelor’s degree in an IT-related field or 10+ years of relevant IT experience in lieu of a degree.

Skills

None

Benefits

N/A

Pay

$96,569 - $130,651

Schedule

N/A