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Linux Systems Administrator Tier 1 & 2 (HPC)
Careers Americansystems Icims Com · Dallas, TX, US · Active · $5,000–$120,000 / day · iCIMS
Job facts
| Field | Value |
|---|---|
| Company | Careers Americansystems Icims Com |
| Title | Linux Systems Administrator Tier 1 & 2 (HPC) |
| Normalized title | - |
| Department / team | IT / Cyber Security / Network Systems |
| Location | Dallas, TX, United States |
| Work model | - |
| Employment type | Full Time |
| Salary | $5,000–$120,000 / day |
| Status | active |
| ATS provider | iCIMS |
| Posted / first seen | 2026-06-02 / 2026-05-31 |
| Changed / last seen | 2026-06-03 / 2026-06-06 |
Related slices
| Page | What it contains | Open |
|---|---|---|
| Company jobs | Active postings from Careers Americansystems Icims Com. | Open |
| Company breakdowns | Role, location, ATS, and work model facets for this company. | Open |
| ATS provider jobs | Active postings observed through iCIMS. | Open |
| Provider filtered search | The same provider as a filtered job collection. | Open |
| City jobs | Active postings in Dallas. | Open |
| Department jobs | Active postings in IT / Cyber Security / Network Systems. | Open |
| Lifecycle events | Open, update, close, and reopen events for this posting. | Open |
| Original posting | Canonical source or apply URL captured from the ATS. | Open |
Linked records
| Company | Careers Americansystems Icims Com |
| Source | 168a8417-cc6e-4ba7-a250-f9c316b00a92 |
| ATS provider | iCIMS |
Description
Overview
AMERICAN SYSTEMS, a 100% employee-owned federal government contractor, is seeking a Linux Systems Administrator with Tier 1 & 2 experience to support a classified High-Performance Computing (HPC) environment in Dallas, TX .
Are you an experienced Linux administrator with strong system fundamentals wanting to expand your skillset into HPC environments ? If so, this role is for you! You will work alongside senior system administrators and engineers, receiving hands-on exposure to HPC platforms , distributed storage, and advanced computing technologies while supporting secure, production Linux systems.
This position includes a $5,000 Sign-on Bonus on top of a comprehensive compensation package!
Responsibilities
As a Linux Systems Administrator with AMERICAN SYSTEMS supporting HPC environments, you will have the opportunity to do the following:
Provide Tier 1 and 2 Linux systems administration support for HPC users
Support daily operations of HPC compute, storage, and network environments
Maintain Linux servers , workstations , and storage systems, including Lustre and Bright Cluster Manager
Administer user accounts, groups, and permissions
Triage service tickets and produce basic service metrics and reports
Support installation, configuration, testing, troubleshooting, backups, and security for HPC hardware and software
Perform hardware break/fix and assist with network, firewall, and security activities
Support RMF requirements and follow IT policies, processes, and procedures in a mission-driven environment
Qualifications
Required Qualifications
Active Top Secret clearance with SCI eligibility
U.S. citizenship required
Bachelor’s degree in a STEM discipline or equivalent relevant experience
5–7 years of Red Hat Enterprise Linux systems administration experience in production environments
Experience providing Tier I or Tier II operational support, including troubleshooting and ticket triage
Current DoD 8140 IAT Level II certification ( Security+ CE or equivalent)
Current RHCSA / RHCE certification or ability to obtain within 6 months of hire
Technical Requirements
Hands-on experience, including user management , permissions , services , and system monitoring
Scripting experience using BASH (or Python) for system administration tasks
Experience supporting VMware vSphere environments
Working knowledge of RMF and Linux system hardening
Pay Transparency Statement AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $120,000.00/Yr. - USD $150,000/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.
EEO Statement EEO Race/Sex/Disability Status/Veteran Status
Full job record
| Job ID | 57635cf0a45652b501e9756d9bec8e20394f99a6 |
| Org ID | 632e831f-1365-49d5-b643-9c442262000b |
| Source ID | 168a8417-cc6e-4ba7-a250-f9c316b00a92 |
| Board ID | 168a8417-cc6e-4ba7-a250-f9c316b00a92 |
| Provider | icims |
| Provider Job Key | 4358 |
| Title | Linux Systems Administrator Tier 1 & 2 (HPC) |
| Normalized Title | — |
| Status | active |
| Active | yes |
| Location Text | Dallas, TX, US |
| Department | IT / Cyber Security / Network Systems |
| Team | — |
| Employment Type | full_time |
| Workplace Type | — |
| Remote Policy | — |
| Country | United States |
| Region | TX |
| City | Dallas |
| Salary Raw | Overview AMERICAN SYSTEMS, a 100% employee-owned federal government contractor, is seeking a Linux Systems Administrator with Tier 1 & 2 experience to support a classified High-Performance Computing (HPC) environment in Dallas, TX . Are you an experienced Linux administrator with strong system fundamentals wanting to expand your skillset into HPC environments ? If so, this role is for you! You will work alongside senior system administrators and engineers, receiving hands-on exposure to HPC platforms , distributed storage, and advanced computing technologies while supporting secure, production Linux systems. This position includes a $5,000 Sign-on Bonus on top of a comprehensive compensation package! Responsibilities As a Linux Systems Administrator with AMERICAN SYSTEMS supporting HPC environments, you will have the opportunity to do the following: Provide Tier 1 and 2 Linux systems administration support for HPC users Support daily operations of HPC compute, storage, and network environments Maintain Linux servers , workstations , and storage systems, including Lustre and Bright Cluster Manager Administer user accounts, groups, and permissions Triage service tickets and produce basic service metrics and reports Support installation, configuration, testing, troubleshooting, backups, and security for HPC hardware and software Perform hardware break/fix and assist with network, firewall, and security activities Support RMF requirements and follow IT policies, processes, and procedures in a mission-driven environment Qualifications Required Qualifications Active Top Secret clearance with SCI eligibility U.S. citizenship required Bachelor’s degree in a STEM discipline or equivalent relevant experience 5–7 years of Red Hat Enterprise Linux systems administration experience in production environments Experience providing Tier I or Tier II operational support, including troubleshooting and ticket triage Current DoD 8140 IAT Level II certification ( Security+ CE or equivalent) Current RHCSA / RHCE certification or ability to obtain within 6 months of hire Technical Requirements Hands-on experience, including user management , permissions , services , and system monitoring Scripting experience using BASH (or Python) for system administration tasks Experience supporting VMware vSphere environments Working knowledge of RMF and Linux system hardening Pay Transparency Statement AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $120,000.00/Yr. - USD $150,000/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance. EEO Statement EEO Race/Sex/Disability Status/Veteran Status |
| Salary Min | 5,000 |
| Salary Max | 120,000 |
| Salary Currency | USD |
| Salary Period | day |
| Source URL | https://careers-americansystems.icims.com/jobs/4358/linux-systems-administrator-tier-1-%26-2-%28hpc%29/job |
| Apply URL | https://careers-americansystems.icims.com/jobs/4358/linux-systems-administrator-tier-1-%26-2-%28hpc%29/job |
| First Seen At | 2026-05-31 18:36:07Z |
| Last Seen At | 2026-06-06 19:25:29Z |
| Last Checked At | 2026-06-06 19:25:29Z |
| Last Changed At | 2026-06-03 14:05:58Z |
| Inactive At | — |
| Source Posted At | 2026-06-02 04:00:00Z |
| Source Updated At | 2026-06-02 21:24:19Z |
| Raw Payload Uri | s3://job-postings-prod-raw-590183727216/raw/provider=icims/board=careers-americansystems.icims.com/date=2026-06-06/2026-06-06T19-25-21-659Z-9aa0672ab15449464f11dffc0d785d66a168747831db034737f76743ee509498.json |
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