Active Directory Administrator

DMI; Atlanta (GA); On-site; USD 57,393 - 62,246; Full time

Benefits offered by this job

Health insurance

Tuition assistance

401k matching

Awards program

Wellness programs

Job summary

DMI is seeking an experienced Active Directory Administrator to manage enterprise directory services across a geographically dispersed workforce. You will administer AD and Azure AD, handle identity lifecycle, and maintain authentication services while ensuring security alignment with Zero Trust and ITIL practices.

This Atlanta-based role requires strong troubleshooting, documentation, and collaboration with security teams.

Qualifications

• Bachelor's degree in Information Technology, Computer Science, or related field.
• 5+ years of experience administering Microsoft Active Directory in enterprise environments.
• Experience with Azure Active Directory (Microsoft Entra ID), Group Policy, DNS, DHCP, LDAP, and identity management.
• Experience supporting Windows Server environments.
• Strong troubleshooting, analytical, and documentation skills.
• Excellent communication and customer service skills.

Responsibilities

• Administer and maintain enterprise Active Directory and Azure Active Directory environments supporting user authentication and identity services.
• Manage the complete identity lifecycle, including account provisioning, modifications, deprovisioning, and access reviews.
• Create and maintain Organizational Units (OUs), security groups, Group Policy Objects (GPOs), and delegated administrative permissions.
• Support Multi-Factor Authentication (MFA), Single Sign-On (SSO), and directory synchronization services.
• Monitor directory health, replication, authentication services, and overall system performance.
• Troubleshoot identity, authentication, authorization, and Group Policy issues across enterprise environments.
• Collaborate with Information Security teams to implement identity governance, privileged access management, and Zero Trust security initiatives.
• Develop and maintain technical documentation, operational procedures, and configuration standards.
• Support change management activities, system upgrades, and technology modernization initiatives.
• Ensure compliance with federal security policies, organizational standards, and ITIL service management practices.

Skills

Active Directory administration

Azure AD (Entra ID)

Group Policy

DNS / DHCP / LDAP

Windows Server

PowerShell scripting

MECM / Intune

ITIL Foundation

Troubleshooting

Documentation & communication

Education

Bachelor's degree in IT / CS or related

Tools

MECM

Intune

Azure Entra ID

Job description

DMI is a leading provider of digital services and technology solutions, headquartered in Tysons Corner, VA. With a focus on end-to-end managed IT services, including managed mobility, cloud, cybersecurity, network operations, and application development, DMI supports public sector agencies and commercial enterprises around the globe. Recognized as a Top Workplace, DMI is committed to delivering secure, efficient, and cost-effective solutions that drive measurable results.

About The Opportunity DMI is seeking an experienced Active Directory Administrator to join us. This position is responsible for administering and maintaining the enterprise directory services environment, ensuring secure identity lifecycle management, authentication services, and directory availability for a geographically dispersed workforce.

Duties And Responsibilities

• Administer and maintain enterprise Active Directory and Azure Active Directory (Entra ID) environments supporting user authentication and identity services.
• Manage the complete identity lifecycle, including account provisioning, modifications, deprovisioning, and access reviews.
• Create and maintain Organizational Units (OUs), security groups, Group Policy Objects (GPOs), and delegated administrative permissions.
• Support Multi-Factor Authentication (MFA), Single Sign-On (SSO), and directory synchronization services.
• Monitor directory health, replication, authentication services, and overall system performance.
• Troubleshoot identity, authentication, authorization, and Group Policy issues across enterprise environments.
• Collaborate with Information Security teams to implement identity governance, privileged access management, and Zero Trust security initiatives.
• Develop and maintain technical documentation, operational procedures, and configuration standards.
• Support change management activities, system upgrades, and technology modernization initiatives.
• Ensure compliance with federal security policies, organizational standards, and ITIL service management practices.

Qualifications

• Bachelor's degree in Information Technology, Computer Science, or related field (or equivalent experience).
• 5+ years of experience administering Microsoft Active Directory in enterprise environments.
• Experience with Azure Active Directory (Microsoft Entra ID), Group Policy, DNS, DHCP, LDAP, and identity management.
• Experience supporting Windows Server environments.
• Strong troubleshooting, analytical, and documentation skills.
• Excellent communication and customer service skills.

Required Skills & Certifications

• Experience supporting HHS or other Federal agencies.
• Microsoft Certified: Identity and Access Administrator Associate or equivalent.
• Experience with Microsoft Endpoint Configuration Manager (MECM), Microsoft Intune, or hybrid cloud identity solutions.
• Familiarity with PowerShell scripting and automation.
• ITIL Foundation Certification.

Min Citizenship Status Required: Must be a U.S. Citizen.

Physical Requirements: No physical requirements needed for this position.

Location: Atlanta, Georgia.

Salary: Minimum $57,393.00; Median $62,246.00.

Benefits

• Convenience/Concierge – Virtual visits through health insurance, pet insurance, commuter benefits, discount tickets for movies, travel, and many other items to provide convenience.
• Development – Annual performance management, continuing education, tuition assistance, internal job opportunities along with career enrichment and advancement to help each employee with their professional and personal development.
• Financial – Generous 401k matches both pre‑tax and post‑tax (ROTH) contributions along with financial wellness education, EAP, life insurance, and disability to help provide financial stability for each DMI employee.
• Recognition – Great achievements do not go unnoticed by DMI through the Annual Awards ceremony, service anniversaries, peer‑to‑peer acknowledgment, and employee referral bonuses.
• Wellness – Healthcare benefits, wellness programs, flu shots, biometric screenings, and several other wellness options.

Applicants selected may be subject to a government security investigation and must meet eligibility requirements for access to classified information. US citizenship may be required for some positions.