Mission-Critical Windows Server & AD Systems Administrator (DoD)

RJM Technologies; Fort Meade (MD); On-site; USD 90,000 - 130,000; Full time

Job summary

RJM Technologies seeks an experienced Systems Administrator to support mission-critical IT in a Department of Defense environment at Fort Meade. The role focuses on Windows Server administration, Active Directory, virtualization, system security, and modernization initiatives.

The candidate will troubleshoot across servers, AD, virtualization, networking, and security, coordinating with government customers and technical teams to ensure secure, reliable operations.

Qualifications

• Bachelor’s degree preferred; experience may substitute for degree.
• 4+ years hands-on Windows Server administration and security.
• Experience with Windows Server 2012 R2, 2016, 2019 and related Microsoft technologies.
• Strong Active Directory experience including GPOs, OU, accounts, permissions.

Responsibilities

• Administer, maintain, secure, and troubleshoot Windows servers, AD, DNS/DHCP, and related infrastructure.
• Manage Microsoft services and enterprise platforms across DoD environment.
• Perform system hardening, patch management, vulnerability remediation, and STIG compliance.
• Plan upgrades, migrations, and modernization of Windows Server infrastructure.
• Configure and troubleshoot VMware and/or Hyper‑V environments.
• Develop and maintain technical documentation and procedures.
• Provide basic network administration in Cisco-based environments.

Skills

Active Directory

Windows Server

VMware

Hyper-V

PowerShell

STIG compliance

Security+ CE

DoD compliance

Documentation

Networking troubleshooting

Education

Bachelor’s degree in Computer Science/Information Technology/Network Engineering or related field

Tools

SCCM/MECM

DNS

DHCP

Job description

RJM Technologies seeks an experienced Systems Administrator to support mission-critical IT in a Department of Defense environment at Fort Meade. The role focuses on Windows Server administration, Active Directory, virtualization, system security, and modernization initiatives.

The candidate will troubleshoot across servers, AD, virtualization, networking, and security, coordinating with government customers and technical teams to ensure secure, reliable operations.