Lead Systems Administrator (Network Systems Analyst III) (Government)
Chantilly, Virginia
Job Description:
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 the intelligence community, providing, operating, and assuring critical voice, video
and collaboration services for the full spectrum of operations.
AT&T has an opening for a Lead Systems Administrator: To support our government customer’s global enterprise networks.
Description of Job Duties/Responsibilities: 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.
- Responsible for leading a team of 5-7 Systems Administrators accountable for the operations and maintenance of a complex and robust network management system (NMS).
- Responsible for database design, implementation, and maintenance, and the operation and setup of database systems.
- Works on complex projects independently and has thorough knowledge of database systems and application packages including Vertica, Postgress, Oracle, Microsoft SQL Server, MariaDB, and MySQL.
- Collaborate with network engineers to develop solutions to complex network issues preventing the implementation, operation, and maintenance of network management tools and systems.
- Collaborate with all facets of the Program to develop and implement solutions to drive process improvement, efficiency, and continual service improvement.
- Executes database projects and assists in coordination of all database production scheduling; coordinates production support with outside vendors, as needed.
- Ensures that database projects are completed on time, within budget, and to user’s satisfaction.
- Increase system administrator efficiency and accuracy via the use of automated tools and scripts, develop system administrator procedures, and conduct system administrator training and skills assessment.
Required Clearance: TS/SCI with polygraph. (#ts/sci) (#polygraph)
Required Qualifications: Candidate must have 16 years of experience that can be a combination of work history and education. This equates to a Doctorate and 8 years, master’s and 10 years, bachelor’s and 12 years, associates and 14 years or HS diploma and 16 years. Required qualifications include the following:
- Must be compliant with DoD 8140 Information Assurance Technical (IAT) Level 2.
- Experience specific to network engineering to include Tier III or higher network operations and/or network design and implementation.
- Prior responsibility for production network hardware configurations for Cisco, Brocade, and/or Juniper.
- Hands-on experience implementing and troubleshooting standard routing protocols in a production network, such as Open Shortest Path First (OSPF) or Border Gateway Protocol (BGP)
- Hands-on experience implementing and troubleshooting standard switching and trunking protocols in a production network, such as Virtual Local Area Networks (VLANs), 802.1q, and port-channels.
Desired Qualifications:
- Network engineering and design experience specific to CAN/LAN. Experience should include application of industry standards, developing configurations, and integration of solutions into production environments.
- Network engineering and design experience with MPLS WANs, network management tools, and firewalls.
- Expert knowledge of routing and switching protocols and the ability to demonstrate knowledge through briefings and documentation. Extensive BGP experience a plus.
- Cisco Certified Network Professional (CCNP) or Juniper Networks Certified Internet Professional - Enterprise Routing and Switching (JNCIP-ENT) equivalent knowledge.
- Initiative and disciplined to work unsupervised as part of a network engineering team. Experience establishing processes, developing documents, and organizing repositories a plus.
Ready to join our team? Apply today!
Our Lead Systems Administrator (Network Systems Analyst III) (Government) earns between $98,100 - $150,000 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 phone
.
Weekly Hours:
40Time Type:
RegularLocation:
Chantilly, VirginiaIt 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-97831 Date posted 01/20/2026
Benefits
Your needs? Met. Your wants? Considered. Take a look at our comprehensive benefits.
- Paid Time Off
- Tuition Assistance
- Medical and dental plans
- Discounts
- Training & Development
Our hiring process
Apply Now
Confirm your qualifications align with the job requirements and submit your application.
Assessments
You may be required to complete one or more assessments, depending on the role.
Interview
Get ready to put your best foot forward! More than one interview may be necessary.
Conditional Job Offer
We’ll reach out to discuss a conditional job offer and the next steps to joining the team.
Background Check
Timing is important – complete the necessary actions to proceed with onboarding.
Welcome to the Team!
Congratulations! It’s time to experience #LifeAtATT.
Check your email (and SPAM) throughout the process for important messages and next steps.
Connect today
Didn’t find what you were looking for here? Sign up for our job alerts so we can connect and share the latest.