Systems Administrator, Government

AT&T

System Administrator responsible for IT support in federal government projects. Administering Linux and/or Windows systems, VMware, and maintaining data integrity in Columbia, Maryland.

Posted 6/11/2026full-timeColumbia • Maryland • 🇺🇸 United StatesMid-LevelSenior💰 $89,200 - $170,000 per yearWebsite

Tech Stack

Tools & technologies

LinuxTypeScriptVMware

About the role

Key responsibilities & impact

Administrating day-to-day Linux and/or Windows IT systems to include system availability, backup/restore, configuration changes, maintaining and patching both physical and virtual.
Must be knowledgeable in the support and administration of VMWare, hosting and managing virtual machines, and data storage such as Network Attached Storage (NAS) and Storage Area Network (SAN) hardware.
Install and configure workstations, servers, printers, and data, voice, or video network components.
Install and maintain software releases.
Maintain data confidentiality, integrity, and availability.
Consult with clients, hardware and software vendors, application programmers, and the network team.
Provide technical support for development, test, and production environments.
Perform capacity planning, system administration, system tuning, problem analysis and hardware/software upgrades.
Develop administrative policies, documentation, and procedures to ensure that assets are properly maintained and operated.
Perform testing and establish system acceptance criteria on current and new hardware and software.
Determine training needs and develop system administration guidelines tailored to the work environment.
Configure and build the server hardware and network interfaces to meet client and vendor technical specifications.
Build client profiles and system configurations for software distribution equipment.
Respond to system alerts and engage in troubleshooting and problem resolution.

Requirements

What you’ll need

Three (3) years of experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity are required.
Bachelor’s degree in Computer Engineering, Computer Science, Applied Science, Electrical Engineering, Math, Information Assurance, Information Security System Engineering, or related discipline from an accredited college or university, a developer nanodegree, or equivalent work experience, is required.
Required Clearance: TS/SCI with polygraph.

Benefits

Comp & perks

Medical/Dental/Vision coverage
401(k) plan
Tuition reimbursement program
Paid Time Off and Holidays (at least 23 days of vacation each year and 9 company-designated holidays)
Paid Parental Leave
Paid Caregiver Leave
Additional sick leave beyond what state and local law require may be available but is unprotected
Adoption Reimbursement
Disability Benefits (short term and long term)
Life and Accidental Death Insurance
Supplemental benefit programs: critical illness/accident hospital indemnity/group legal
Employee Assistance Programs (EAP)
Extensive employee wellness programs
Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T wireline phone

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

Linux administrationWindows administrationVMWareNetwork Attached Storage (NAS)Storage Area Network (SAN)system availabilitybackup/restoreconfiguration changessystem tuningtroubleshooting

Soft Skills

technical supportconsultationproblem analysiscapacity planningdocumentationtraining developmentclient engagementpolicy developmentcommunicationteam collaboration

Certifications

Bachelor’s degreeTS/SCI clearance with polygraph