Linux Systems Administrator Tier I
Listed on 2026-03-12
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IT/Tech
Cybersecurity, IT Support
Overview
AMERICAN SYSTEMS is actively recruiting a Tier I Linux Systems Administrator with at a Top Secret clearance to support enterprise-level HPC environments. This position plays a key role in system optimization, security implementation, and collaboration with engineering and network teams.
ResponsibilitiesAs a Tier I Linux Systems Administrator
, you will have the opportunity to do the following:
- Provide first-line technical support for software, hardware, network infrastructure, and system security within a Linux HPC environment.
- Address and resolve user issues related to HPC system operations and maintenance with professionalism and efficiency.
- Assist Senior Systems Administrators in optimizing hardware and software performance.
- Manage and maintain Linux user accounts, triaging Tier 1 tickets, and producing service ticket reports.
- Collaborate with the Linux systsems administrators and engineering teams to install, configure, and test HPC components, including servers, storage systems, and networking equipment.
- Perform hardware replacements, manage backup solutions, and implement security measures to maintain compliance with all program requirements.
- Assist network personnel to configure equipment, ensure network security, and manage firewalls.
- Adhere to established IT policies, processes, and procedures while effectively managing changing priorities.
- Active TOP SECRET clearance w/SCI eligibility
- Bachelor's degree in STEM discipline (e.g., CS, Engineering, IT, etc.) and 5+ years of experience
- DoD 8140/8570 IAT II-level certification (e.g., Security+ CE)
- VMware vSphere 6 and up
- Scripting (BASH, Python, or Perl)
- Familiarity with Kubernetes, containerized technology, Ansible, and PostgreSQL
- Familiarity with the Risk Management Framework (RMF), and securing and hardening Linux systems to meet RMF controls
AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $91,600.00/Yr.
- USD $/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 Race/Sex/Disability Status/Veteran Status
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