Senior Active Directory Admin – Onsite, Top Secret Clearance

Eliassen Group; Quantico (VA); On-site; Confidential; Full time

Benefits offered by this job

Medical benefits

401k with company matching

Life insurance

Job summary

Eliassen Group in Quantico, VA is seeking an experienced Active Directory Administrator IV to support a large-scale enterprise environment with 265,000 user accounts and 140,000 computer accounts.

This on-site contract-to-hire role provides W2 benefits, Top Secret clearance requirement, and opportunities to lead DNS/DHCP, GPOs, and directory services initiatives while coordinating with Tier II and engineering teams.

Qualifications

• 7+ years of Active Directory administration experience.
• Strong experience with Active Directory 2019/2022.
• Thorough knowledge of Windows Server 2019/2022.
• Experience managing DNS, DHCP, Group Policy, and enterprise directory services.
• PowerShell scripting experience for Active Directory administration and troubleshooting.
• DoD 8570/8140 IAT Level III certification (CISSP, CASP+, GCIH, GCED, CCNP Security, etc.).

Responsibilities

• Provide Tier III support for Active Directory and related infrastructure technologies.
• Maintain the health, availability, and performance of Active Directory and DNS services.
• Resolve escalated support tickets and coordinate with Tier II and engineering teams.
• Administer Active Directory, DNS, DHCP, Group Policy Objects (GPOs), and directory services technologies.
• Support change management activities, including submitting and implementing approved changes.
• Monitor system performance and proactively address issues impacting service availability.
• Implement technical solutions to operational requirements using existing and emerging technologies.
• Support Active Directory projects, upgrades, migrations, and ongoing improvements.
• Conduct DISA STIG analysis and remediation activities.
• Create and maintain technical documentation, procedures, and support guides.

Skills

Active Directory

PowerShell scripting

VMware

DNS

DHCP

Group Policy

Tools

Windows Server 2019/2022

Job description

Eliassen Group in Quantico, VA is seeking an experienced Active Directory Administrator IV to support a large-scale enterprise environment with 265,000 user accounts and 140,000 computer accounts.

This on-site contract-to-hire role provides W2 benefits, Top Secret clearance requirement, and opportunities to lead DNS/DHCP, GPOs, and directory services initiatives while coordinating with Tier II and engineering teams.