Linux Systems Administrator Tier 1 & 2 (HPC)
AMERICAN SYSTEMS · Dallas–Fort Worth, TX
📍 Dallas, TX💰 $120,000-$150,000via icimsPosted 2026-06-19
Apply on company site ↗
CareerRiver pulls this listing straight from the employer's hiring system — no recruiter middleman, no reposts. Applying takes you directly to AMERICAN SYSTEMS.
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 command line experience 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
U.S. citizenship required
Active Top Secret clearance with SCI eligibility
Bachelor’s degree in a STEM discipline or equivalent relevant experience in lieu of degree
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
AMS1
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
More Dallas–Fort Worth, TX jobs
- Finance Manager, NACF, USNS
Amazon
- Senior Networking Specialist Solutions Architect, AWS Industries Customer Acceleration Team
Amazon
- AWS Enterprise Sr. Solutions Architect, Engineering, Construction, Real Estate and Transportation & Logistics
Amazon
- Principal Finance, NACF Operations Finance, Traditional Sortable and Softline (TSSL) Finance
Amazon
- Senior Delivery Consultant - Connect and Lex, Amazon Connect Center of Delivery Excellence
Amazon
- Finance Manager, Middle Mile FP&A
Amazon
Dallas–Fort Worth, TX jobs · Browse all locations