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.
The scope of this Contract requires specialized expertise in areas such as high-performance computing (HPC), automated processing systems, distributed software design, and secure hosting and networking solutions. The IT infrastructure consists of a mix of Linux, Windows, and UNIX. The environment includes a variety of network devices, server interconnections, mass storage solutions, and essential supporting infrastructure services. The services provided under this Contract support areas including HPC, infrastructure maintenance for HPC systems, networking, office automation, and the development of specialized software.
AT&T has an opening for a Technical Network Expert: To support in design, implementation, and sustainment of high-performance computing (HPC) environments. This role provides critical expertise in network design, advanced troubleshooting, and system integration across Linux, Windows, and UNIX infrastructures. The Technical Network Expert will play a key role in enabling AT&T to deliver innovative, mission critical solutions to our customer.
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. Work to be performed at a government customer site in Annapolis Junction, MD.
- Must have datacenter network design and architecture experience to include installation and configuration of Cisco routers, switches, firewalls, and IPSEC virtual private networks.
- Must have skills needed to install, configure, and support the following:
- Configuration, tuning, testing and advanced level troubleshooting and support of high-performance file systems such as XFS, GPFS and Lustre.
- Advanced level troubleshooting and support of HPC farm systems and associated applications such as Nagios, xcat, failover software, and compilers.
- Working knowledge of HPC MPP systems.
- Configuration, tuning, testing and advanced level troubleshooting and support of distributed computing tools such as RES, LSF, and SLURM.
- Configuration, tuning, testing, and advanced level troubleshooting of RedHat and Suse operating systems.
- Expert security enterprise boundary and datacenter architecture and design.
- Create system diagrams and present high-level presentations to management. Experienced in packet capture software.
- Some ON CALL availability may be required, but will receive $100.00 each day designated as on call.
Required Clearance: TS/SCI with polygraph. (#ts/sci) (#polygraph)
Required Qualifications:
10 years demonstrable experience (with degree, or 15 without) in network engineering (LAN), architecture, monitoring, security, and protection. Must have datacenter network design and architecture experience to include installation and configuration of Cisco routers, switches, firewalls, and IPSEC virtual private networks.
- At least one of the following certifications: CCNA - SECURITY, GICSP, GSEC, Security +, SSCP.
Ready to join our team? Apply today!
Our Technical Expert/Functional Expert (Network) (Government) earns $89,200 - $196,000 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:
40Time Type:
RegularLocation:
Columbia, MarylandAT&T and its subsidiaries are committed to equal employment opportunity. All hiring, promotion, and other employment decisions remain merit-based and free from discrimination on the basis of race, color, religion, religious creed, national origin, ancestry, age, sex, sexual orientation, gender, gender identity, gender expression, physical disability, mental disability, pregnancy, medical condition, genetic information, marital status, citizenship status, military status, veteran status, or any other characteristic protected by federal, state, or local laws. In addition, AT&T will provide reasonable accommodations to qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made. Click here to learn more or request an application accommodation here.
Skills Required
- 10 years demonstrable experience with degree (or 15 years without) in network engineering, architecture, monitoring, security, and protection.
- Datacenter network design and architecture experience including installation and configuration of Cisco routers, switches, firewalls, and IPSEC VPNs.
- Experience installing, configuring, tuning, testing, and advanced troubleshooting of high-performance file systems: XFS, GPFS, Lustre.
- Advanced troubleshooting and support of HPC farm systems and associated applications such as Nagios, xcat, failover software, and compilers.
- Working knowledge of HPC MPP systems.
- Configuration, tuning, testing, and advanced troubleshooting of distributed computing tools: RES, LSF, SLURM.
- Configuration, tuning, testing, and advanced troubleshooting of RedHat and SUSE operating systems.
- Expertise in enterprise boundary and datacenter security architecture and design.
- Experience creating system diagrams and delivering high-level presentations to management.
- Experience with packet capture software for network analysis.
- TS/SCI security clearance with polygraph (required).
- At least one certification from: CCNA - SECURITY, GICSP, GSEC, Security+, SSCP.
- Ability to be onsite a minimum of 5 days per week at the government customer site in Annapolis Junction/Columbia, MD; no relocation offered.
- Some on-call availability as required by the contract.
AT&T Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about AT&T and has not been reviewed or approved by AT&T.
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Healthcare Strength — Health coverage spans medical, dental, vision, and mental health services, plus a personal healthcare team, wellness apps, and supplemental options such as fertility care, cancer support, doula services, and wigs for chemotherapy. These comprehensive offerings are portrayed as supporting a wide range of employee needs.
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Leave & Time Off Breadth — Paid time off includes vacation, holidays, sick days, caregiver time, parental leave, and adoption assistance, with some roles reaching about 23 days of PTO after several years. Community volunteer days and flexible time off options add further support for work-life balance.
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Wellbeing & Lifestyle Benefits — Employees receive sizable service discounts like 50% off most wireless plans and broadband, along with savings on travel, event tickets, and insurance. Additional workplace perks such as hybrid work models and relocation assistance contribute to overall value.
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