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Systems Administrator (Government)

Columbia, Maryland

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"The similarities between military and AT&T culture are centered around morals..."

Chris S. — EVP, Technology Operations

"There are a lot of veterans here and it is a very supportive and positive environment just like the military. There is also a strong emphasis on ethics here similar to the military."

Government

Help give our nation powerful possibilities.

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to our customers’ mission.

Our National Security team supports our Federal Government by providing, operating and assuring critical voice, video and collaboration services for the full spectrum of national security operations.

AT&T has an opening for a System Administrator to support the day-to-day IT systems for our customized network solution in support of the federal government.

The job duties of the System Administrator are as follows:   

  • This position requires office presence a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered.                                                                                            
  • 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.

Required Clearance: TS/SCI with polygraph. (#ts/sci) (#polygraph)

Required Qualifications:

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.

Ready to join our team? Apply Today!

Our Systems Administrator (Government) earns $89,200 - $170,000 yearly. Not to mention all the other amazing rewards that working at AT&T offers. Individual starting salary within this range may depend on geography, experience, expertise, and education/training.

Joining our team comes with amazing perks and benefits:

Medical/Dental/Vision coverage

401(k) plan

Tuition reimbursement program

Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays) *Pro-rated when working less than 40 hrs/wk.

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

Weekly Hours:

40

Time Type:

Regular

Location:

Columbia, Maryland

It is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made.



Job ID R-112527 Date posted 06/10/2026
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Benefits

Invested in your satisfaction and continued success.

We take care of our own here (hint: that could be you). Our benefits and rewards mean we cover some of your biggest needs with some of the coolest offerings. We already think we’re a pretty great place to work. We’re just trying to rack up some bonus points.

Let’s start with the big one: Your work gets rewarded with competitive compensation and benefits. It really does pay to be on our team.

Compensation

Paid Time Off

Our people have class. Literally. We can help you out on approved education costs with our tuition assistance plan.

Tuition
Assistance

Here’s another reason to breathe easy: You and your family get access to excellent medical, dental and vision insurance options.

Insurance Options

Wanna make your friends really jealous? You’ll get discounted access to the latest and greatest AT&T products and services — plus other awesome items, like tickets to live events.

Discounts

You strike us as an over-achiever (don’t worry, it’s a compliment). Our training and development programs are your ticket to expert status in your job.

Training & Development

When the day comes that you get some much needed R&R (not that you’d ever want to leave #LifeAtATT) you’ll know your future is set with the AT&T Retirement Savings Plan (ARSP).

Savings

The Hiring Process

Step 1

Complete a quick application online and check your status often.

Step 2

Virtual or in-person
Interviews

Dress professionally and ensure good WiFi interviewing virtually.

Step 3

Conditional
Job Offer

After a background check, you're part of the team.

Step 4

Welcome! Onboarding
and Training Begins

Our training and certification programs set you up for success.

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