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# High-Performance Computing (HPC) (SA2) (Government)

- **Company:** AT&T Inc.
- **Location:** Columbia, MD, United States
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Confluence, JIRA, Bash Shell, Linux, File Systems, Fault Tolerance, General Parallel File Systems, InfiniBand, Nagios, Performance Tuning, Ansible, Prometheus, Transmission Control Protocol (TCP), High Performance Computing, System Availability, Grafana, Git, Infrastructure Automation Frameworks, Slurm
- **Published:** August 7, 2026
- **Apply:** https://us.experteer.com/career/view-jobs/high-performance-computing-hpc-sa2-government-columbia-md-usa-58857588

## About the Role

FULL_TIME management tools: Slurm, git, Salt, Ansible * Provide user support and escalate/status communication to agency management * Optimize operations via resource utilization and capacity planning * Harden, patch, and tune Linux/UNIX/Windows systems for reliability and performance * Provide detailed analysis for escalated tickets and support dispatch/hardware resolution Tasks * B.S. in a technical discipline and 5 years' experience as a System Administrator in similar scope or 10 years' experience in lieu of degree * DoD 8570 IAT II level certification required * TS/SCI with polygraph clearance * Experience with HPC clusters, Lustre/GPFS, InfiniBand/Slingshot (or similar interconnects) Key requirements * Medical/Dental/Vision coverage * 401(k) plan * Tuition reimbursement program * Paid Time Off and Holidays * Paid Parental Leave * Disability Benefits

## Description

Experteer Overview In this HPC Systems Administrator role, you will sustain and operate Linux-based HPC clusters across two sites, ensuring high availability and performance for government IT workloads. You'll support transition of new capabilities into operations and collaborate with SRE teams under government policies. The role emphasizes fault-tolerant operations, incident response, and performance optimization. This is a field-facing position on a government site with a clear mission to enable secure, scalable HPC infrastructure. Compensation / Benefits * Operate and sustain Linux-based HPC clusters and parallel file systems across two sites * Monitor, troubleshoot, and perform routine maintenance; incident response * Install/configure Linux OS, file systems, and TCP/IP networking; fix OS/app issues * Automate and administer via Bash scripting; install software as needed * Utilize observability tools: Jira, Confluence, Grafana, Prometheus, Nagios * Support HPC workload and configuration management tools: Slurm, git, Salt, Ansible * Provide user support and escalate/status communication to agency management * Optimize operations via resource utilization and capacity planning * Harden, patch, and tune Linux/UNIX/Windows systems for reliability and performance * Provide detailed analysis for escalated tickets and support dispatch/hardware resolution Tasks * B.S. in a technical discipline and 5 years' experience as a System Administrator in similar scope or 10 years' experience in lieu of degree * DoD 8570 IAT II level certification required * TS/SCI with polygraph clearance * Experience with HPC clusters, Lustre/GPFS, InfiniBand/Slingshot (or similar interconnects) Key requirements * Medical/Dental/Vision coverage * 401(k) plan * Tuition reimbursement program * Paid Time Off and Holidays * Paid Parental Leave * Disability Benefits


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