Government Jobs
  • Systems Administrator – Mission-Critical DoD Systems- Ft. Meade, MD

  • RJM Technologies
  • Anne Arundel County, Maryland United States US View Map

Summary

Systems Administrator – Mission-Critical DoD Systems- Ft. Meade, MD

Our client is seeking an experienced Systems Administrator to support mission-critical systems in a Department of Defense environment.

This is a hands-on role focused on Windows Server administration, Active Directory, virtualization, system security, and infrastructure modernization. We are specifically seeking someone who has supported systems in a mission-critical operational environment, such as DoD/DISA, SCADA/ICS, Operational Technology (OT), critical infrastructure, or a similar high-availability environment.

What You’ll Do

  • Administer, maintain, secure, and troubleshoot Windows servers, virtual machines, workstations, and endpoint systems.
  • Manage Windows Server, Active Directory, DNS, DHCP, Group Policy, and related Microsoft infrastructure.
  • Perform system hardening, DISA STIG implementation, patching, and vulnerability remediation.
  • Support systems operating in mission-critical, high-availability environments.
  • Plan and execute Windows Server upgrades, migrations, and modernization efforts.
  • Administer and troubleshoot VMware and/or Hyper-V environments.
  • Use PowerShell and command-line tools for administration, troubleshooting, and automation.
  • Monitor system availability, performance, capacity, and security.
  • Support backup, disaster recovery, COOP, and system recovery activities.
  • Troubleshoot Windows, hardware, software, virtualization, and network connectivity issues.
  • Maintain technical documentation, configurations, and operational procedures.

What We’re Looking For

  • CompTIA Security+ CE certification.
  • Active DoD Secret or higher security clearance.
  • 4+ years of hands-on Windows Server administration experience.
  • Experience supporting systems in a mission-critical operational environment such as DoD/DISA, SCADA/ICS, OT, critical infrastructure, or a comparable environment.
  • Strong Active Directory and Group Policy experience.
  • Experience with Windows Server upgrades and migrations.
  • Experience with VMware and/or Hyper-V.
  • Experience with PowerShell.
  • Experience with DISA STIGs, system hardening, patching, and vulnerability remediation.
  • Strong systems and network troubleshooting skills.
  • Bachelor’s degree in a related technical field preferred; relevant experience may substitute.

Nice to Have

  • SCADA, ICS, or Operational Technology (OT) experience.
  • SCCM/MECM experience.
  • Cisco networking, VLAN, TCP/IP, and subnetting experience.
  • Experience supporting 24/7 or high-availability operational systems.
  • Microsoft Windows Server certifications.


Job Description

Systems Administrator – Mission-Critical DoD Systems- Ft. Meade, MD

Our client is seeking an experienced Systems Administrator to support mission-critical systems in a Department of Defense environment.

This is a hands-on role focused on Windows Server administration, Active Directory, virtualization, system security, and infrastructure modernization. We are specifically seeking someone who has supported systems in a mission-critical operational environment, such as DoD/DISA, SCADA/ICS, Operational Technology (OT), critical infrastructure, or a similar high-availability environment.

What You’ll Do

  • Administer, maintain, secure, and troubleshoot Windows servers, virtual machines, workstations, and endpoint systems.
  • Manage Windows Server, Active Directory, DNS, DHCP, Group Policy, and related Microsoft infrastructure.
  • Perform system hardening, DISA STIG implementation, patching, and vulnerability remediation.
  • Support systems operating in mission-critical, high-availability environments.
  • Plan and execute Windows Server upgrades, migrations, and modernization efforts.
  • Administer and troubleshoot VMware and/or Hyper-V environments.
  • Use PowerShell and command-line tools for administration, troubleshooting, and automation.
  • Monitor system availability, performance, capacity, and security.
  • Support backup, disaster recovery, COOP, and system recovery activities.
  • Troubleshoot Windows, hardware, software, virtualization, and network connectivity issues.
  • Maintain technical documentation, configurations, and operational procedures.

What We’re Looking For

  • CompTIA Security+ CE certification.
  • Active DoD Secret or higher security clearance.
  • 4+ years of hands-on Windows Server administration experience.
  • Experience supporting systems in a mission-critical operational environment such as DoD/DISA, SCADA/ICS, OT, critical infrastructure, or a comparable environment.
  • Strong Active Directory and Group Policy experience.
  • Experience with Windows Server upgrades and migrations.
  • Experience with VMware and/or Hyper-V.
  • Experience with PowerShell.
  • Experience with DISA STIGs, system hardening, patching, and vulnerability remediation.
  • Strong systems and network troubleshooting skills.
  • Bachelor’s degree in a related technical field preferred; relevant experience may substitute.

Nice to Have

  • SCADA, ICS, or Operational Technology (OT) experience.
  • SCCM/MECM experience.
  • Cisco networking, VLAN, TCP/IP, and subnetting experience.
  • Experience supporting 24/7 or high-availability operational systems.
  • Microsoft Windows Server certifications.


Government Jobs

Government Jobs

Government jobs offer stability, competitive benefits, and the chance to make a meaningful impact on your community and country.

Whether you’re starting your career or seeking new opportunities, these roles provide pathways for growth, security, and service.

Explore positions across a wide range of fields and take the first step toward a rewarding future in public service.

Show more

MORE JOBS

  • Sanitation Supervisor

    • 53 W South Street, Carlisle, PA 17013, Carlisle, Pennsylvania
    • Borough of Carlisle
    • Oct 12, 2026
    Sanitation Supervisor
    $33.20 - $41.44 / hour, dependent on experience Hourly
  • County Administrator

    • Orange, Virginia
    • Orange County
    • Sep 24, 2026
    County Administrator
    $220,000 - $225,000 Annually
  • County Administrator

    • Front Royal, Virginia
    • Warren County
    • Sep 21, 2026
    County Administrator
    $190,000 - $225,000 Annually
  • Chief Administrative Officer

    • Riverdale Park, Maryland
    • Maryland-National Capital Park and Planning Commission
    • Sep 30, 2026
    Chief Administrative Officer
    $200,000 - $250,000 Annually
  • Procurement Co-op

    • Milton, Delaware
    • Boston Beer Company
    • Oct 22, 2026
    Boston Beer Company
  • Senior Business Intelligence Analyst

    • Reston, Virginia
    • CYNET SYSTEMS
    • Oct 22, 2026
    Senior Business Intelligence Analyst