Computing; HPC; SA; Government

High-Performance Computing (HPC) Systems Administrator

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 high‑performance computing (HPC), automated processing systems, distributed software design, and secure hosting and networking solutions. The IT infrastructure consists primarily of Linux, with some 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.

No relocation is offered. Work to be performed at government customer site.

• Linux‑based HPC clusters (e.g., Red Hat/CentOS/Rocky/Ubuntu) with parallel file systems (e.g., Lustre/GPFS) and high‑speed interconnects (Infini Band/Slingshot).
• Transition of new systems/capabilities into operations (clusters, SMP/MPP, parallel file systems).
• Support to HPC and ABS (ABUNDANT SHIELD) SRE teams in accordance with Government policies and procedures.

• Operate and maintain systems/services: monitoring, incident response, troubleshooting, and routine maintenance.
• Install/configure Linux OS, file systems, and TCP/IP networking; troubleshoot OS and application issues.
• Automate/administer via BASH scripting; compile/install software as required.
• Use common operations and observability tooling:
  Jira, Confluence, Grafana, Prometheus, Nagios.
• Support HPC workload and configuration management tooling:
  Slurm, git, Salt, Ansible.
• Provide user support and escalation/status communication to agency management and internal customers.
• Optimize operations through resource utilization and capacity analysis/planning.
• Apply in-depth troubleshooting skills across heterogeneous systems (no single fixed solution).
• Provide detailed analysis and feedback to agency management and internal customers for escalated tickets.
• Provide support for the dispatch system and hardware problems and remain involved in the resolution process.
• Harden, patch, and tune Linux/UNIX/Windows systems; implement OS‑level enhancements to improve reliability and performance.

TS/SCI with polygraph.

B.S. in a technical discipline and 5 years’ experience as a System Administrator in programs and contracts of similar scope, type and complexity or 10 years’ experience in lieu of degree.

• DoD 8570 IAT II level certification required.

Hourly range: $48.00 – $82.50 per hour (annual salary range $98,100 – $167,830).

• 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, 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

40

Regular

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.