Onsite DoD Server Administrator – Secret Clearance

Agile Defense, LLC; Huntsville (AL); On-site; USD 60,000 - 90,000; Full time

Job summary

Agile Defense is seeking a Junior/Mid-Level Server Administrator to join our team at Redstone Arsenal, AL. The role focuses on Windows and Red Hat server administration, DISA STIG implementation, and DoD cybersecurity compliance.

You will work on securing server configurations, maintaining Active Directory, DHCP, DNS, and Group Policy, and supporting VMware ESXi, Horizon VDI, and OpenShift environments on site. Strong documentation and collaboration with cybersecurity teams are essential.

Qualifications

• Active Secret Security Clearance required.
• 5+ years IT experience in server administration.
• Security+ certification (at minimum).

Responsibilities

• Implement, assess, and remediate DISA STIGs on Windows Server and RHEL.
• Validate compliance using STIG Viewer, SCC, Evaluate-STIG, and similar tools.
• Administer DHCP, DNS, Group Policy, and Active Directory on Windows servers.
• Support VMware ESXi, Omnissa Horizon VDI, and Dell thin client environments.
• Perform Linux command-line administration, server patching and hardening.
• Support Red Hat OpenShift and GitOps workflows as needed.
• Maintain clear documentation of configurations, STIG findings, remediation steps, and changes.
• Collaborate with cybersecurity teams to ensure DoD/NIST compliance.

Skills

Active Secret Security Clearance

Windows Server

Linux command-line

Red Hat Enterprise Linux

DISA STIGs

DHCP

Group Policy

Active Directory

Documentation

Troubleshooting

Education

High School Diploma/GED

Tools

VMware ESXi

OpenShift

GitOps

Horizon VDI

Thin clients

PowerShell

Job description

Agile Defense is seeking a Junior/Mid-Level Server Administrator to join our team at Redstone Arsenal, AL. The role focuses on Windows and Red Hat server administration, DISA STIG implementation, and DoD cybersecurity compliance.

You will work on securing server configurations, maintaining Active Directory, DHCP, DNS, and Group Policy, and supporting VMware ESXi, Horizon VDI, and OpenShift environments on site. Strong documentation and collaboration with cybersecurity teams are essential.