System Administrator

Terrestris LLC

System Administrator managing IT Technology Services for Federal Prison Industries. Supporting Microsoft infrastructure and business systems with end user services and security operations.

Posted 6/6/2026full-timeWashington, DC • District of Columbia, Washington • 🇺🇸 United StatesMid-LevelSeniorWebsite

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

user workstation supporttroubleshootinghardware installationsoftware installationsystem updatespatch managementvulnerability assessmentWindows operating systems configurationtechnical supportremote support

Tools & Technologies

Microsoft Windows10Zig zero clientsmobile thin clientsphysical environmentsvirtual environments

Certifications & Qualifications

CompTIA A+CompTIA Network+Microsoft Certified Professional (MCP)Microsoft Certified Systems Administrator (MCSA)

Industry Keywords

Public Trust ClearanceIT experienceuser and system accounts managementsystem settings maintenancerisk identificationcorrective actions

About the role

Key responsibilities & impact

Perform all duties assigned to Level I Technicians, including user workstation support for desktops, laptops, 10Zig zero clients, and mobile thin clients.
Manage user and system accounts across Microsoft Windows infrastructure environments.
Troubleshoot workstations and servers operating in both physical and virtual environments.
Install hardware, software, and system updates to support operational requirements.
Configure Windows operating systems and maintain system settings in accordance with approved standards.
Perform patch management activities to ensure systems remain current and secure.
Assess and remediate vulnerabilities by identifying risks and implementing corrective actions.
Configure and troubleshoot workstation peripherals while providing technical support at remote locations as required.

Requirements

What you’ll need

Authorization to work in the United States permanently without sponsorship
Ability to obtain Public Trust Clearance
A minimum of (5) years of IT experience
Certifications: CompTIA A+, CompTIA Network+, Microsoft Certified Professional (MCP) and Microsoft Certified Systems Administrator (MCSA) certifications can be substituted for 2 years of IT work experience

Benefits

Comp & perks

health, financial, and retirement benefits
paid leave
professional development
tuition assistance
work-life programs
award programs for exceptional performance