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Linux Hpc System Administrator Jobs (NOW HIRING)

BAE Systems

Linux System Administrator

Vicksburg, MS · On-site

BAE Systems is seeking Linux Administrators to support a team of administrators with standard Linux ... our HPC systems and software environment. * Assisting with forecast resource limitations and ...

BAE Systems

Linux System Administrator

Vicksburg, MS

BAE Systems is seeking Linux Administrators to support a team of administrators with standard Linux ... our HPC systems and software environment. * Assisting with forecast resource limitations and ...

BNH

Linux System Administrator

Arnold Air Force Base, TN · On-site

$70K - $124K/yr

Overview Job Title: Linux System Administrator Location: Arnold AFB Job Family Code: P - IT ... Unix/Linux/Windows workstation and server OS environments, hardware, software, mass storage, HPC ...

gtpts

Linux HPC Team manager

New York, NY · On-site

Tracking overall KPIs and statistics on performance and collaborate with quants, systems engineers ... Linux and systems administration skills \n * Experience with managing HPC workloads on public ...

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How much do linux hpc system administrator jobs pay per hour?

As of Aug 5, 2026, the average hourly pay for linux hpc system administrator in the United States is $51.96, according to ZipRecruiter salary data. Most workers in this role earn between $41.11 and $62.50 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Linux HPC system administrator?

To thrive as a Linux HPC System Administrator, you need expertise in Linux system administration, networking, and parallel computing environments, typically supported by a degree in computer science or a related field. Familiarity with HPC workload managers (such as Slurm or PBS), scripting languages (like Bash or Python), and monitoring tools is commonly required. Strong problem-solving, communication, and time-management skills help administrators effectively support users and respond to issues. These competencies ensure the reliability, performance, and security of high-performance computing clusters vital for research and enterprise operations.

What are some common challenges faced by Linux HPC system administrators, and how can I prepare for them?

Linux HPC System Administrators often face challenges such as managing large-scale clusters, ensuring system stability, and maintaining high performance for compute-intensive workloads. You'll regularly troubleshoot hardware and software issues, coordinate scheduled downtimes for maintenance, and implement security updates without disrupting users. Preparing by gaining experience with cluster management tools (like Slurm or PBS), scripting for automation, and staying up-to-date with the latest in HPC technologies will help you succeed in this dynamic environment.

What is a Linux HPC system administrator?

A Linux HPC (High Performance Computing) System Administrator is a professional responsible for managing, maintaining, and optimizing large-scale computing clusters that run on Linux operating systems. These systems are used for scientific research, engineering, and data-intensive applications that require significant computational power. The role involves installing and configuring hardware and software, monitoring system performance, troubleshooting issues, and ensuring security and data integrity. Additionally, Linux HPC System Administrators often support researchers and users by managing job scheduling systems, resource allocation, and software updates.

What is the difference between Linux Hpc System Administrator vs Linux Server Administrator?

AspectLinux Hpc System AdministratorLinux Server Administrator
CredentialsLinux certifications (e.g., RHCE), HPC-specific trainingLinux certifications, server management courses
Work EnvironmentHigh-performance computing clusters, research labsData centers, enterprise server rooms
Employer & IndustryResearch institutions, scientific organizationsBusinesses, IT service providers
Common Search/ComparisonFocus on HPC, parallel computing, cluster managementFocus on server setup, maintenance, and virtualization

The main difference is that Linux Hpc System Administrators specialize in managing high-performance computing clusters used for scientific and research purposes, while Linux Server Administrators focus on maintaining and supporting enterprise servers in data centers. Both roles require Linux expertise and certifications but serve different operational environments and industry needs.

More about Linux Hpc System Administrator jobs
What states have the most Linux Hpc System Administrator jobs? States with the most job openings for Linux Hpc System Administrator jobs include:
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Linux Hpc System Administrator jobs near you
Infographic showing various Linux Hpc System Administrator job openings in the United States as of July 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $108,079 per year, or $52 per hour.

Senior Linux HPC Systems Engineer

Cadre5

Knoxville, TN

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 5 days ago

Job description

Senior Linux HPC Systems Engineer
Founded in 1999 in the beautiful Smoky Mountains of East Tennessee, Cadre5 provides innovative technical solutions to our customers locally and nationally. Our Cadre5 Lab Partners division has partnered with the Emerging Technologies amp; Computing (ETAC) Group in the Research Computing Support Division (RCSD) of the Information Technology Services Directorate (ITSD) at Oak Ridge National Laboratory (ORNL) to recruit a qualified Senior Linux HPC Systems Engineer. The Emerging Technology Computational Group facilitates ORNL goals through HPC systems engineering, integration, and support for the research community at ORNL. By providing design, deployment, optimization, monitoring, and tooling support across multiple clustered infrastructures, they facilitate Lab-wide R amp;D projects. Their HPC clusters range in scope from just a handful of nodes to over fifty thousand cores.
ORNL delivers scientific discoveries and technical breakthroughs needed to realize solutions in energy and national security and provides economic benefit to the nation. This premier research institution located near Knoxville in Oak Ridge, TN, addresses national needs through impactful research and world-leading research centers.
This is a full-time, permanent position that requires on-site work in Oak Ridge, TN.
Why Cadre5?
  • Working with highly talented team members
  • 3 weeks’ vacation
  • Excellent medical insurance, including employer-paid benefits
Job Responsibilities:
  • Advocate and promote HPC and clustered computing services to researchers who process large data sets and/or develop code as a part of their project.
  • Ensure the availability, performance, scalability, and security of production systems.
  • Leverage automation and monitoring solutions that minimize our day-to-day maintenance and scout opportunities to optimize system management practices or system performance.
  • Collaborate with technical POCs for the programs that we support to install and help tune the performance of various scientific toolsets.
  • Optimize both workflows and monitoring solutions to take advantage of our 24/7 operations staff, which significantly reduces the need for off-hours support. We use Email, Jira, Confluence, Teams, Slack, and other collaboration solutions to stay in contact.
Basic Qualifications:
  • A BS degree in computer science, computer engineering, information technology, business, science, or a related field of study and eight (8) to twelve (12) years of proven experience is required. An overall combination of equivalent experience may be considered.
  • Five (5) or more years with managing UNIX/Linux Systems.
  • Three (3) or years of proven experience with configuration management and automation tools such as Git, Jenkins, Ansible, or Puppet.
  • Moderate proficiency in at least one scripting language such as Bash, Python, or others.
  • Experience performing advanced troubleshooting and system administration with Linux Servers.
  • Experience supporting large data systems.
  • A strong desire to innovate and identify new technologies and opportunities and be able to communicate the potential benefits of those choices to others within the team and our research partners.
  • A collaborative and upbeat approach to thrive on the opportunity to build trust and credibility, and ultimately become a trusted advisor to our research teams.
  • The ability to obtain and maintain a Department of Energy "Q" clearance is required. This requires US Citizenship.
Preferred Qualifications:
  • Solid understanding of multiple operating systems and cluster technologies.
  • Experience with Centos/RHEL, Ubuntu, VMware
  • Understanding of HPC platforms to support users with SLURM job submissions and troubleshooting.
  • Experience building and running containerized applications in an HPC environment.
  • Experience with multiple deployment mechanisms like Diskless, Warewulf, and traditional deployment (cobbler, PXEboot, and/or Bright).
  • Experience managing systems utilizing GPU (NVIDIA and AMD) clusters for AI/ML and/or image processing.
  • Knowledge of networking fundamentals including TCP/IP, traffic analysis, common protocols, and network diagnostics.
  • Experience with Infiniband networks and diagnostics.
  • Extensive experience with High Performance Parallel File Systems (Lustre, WEKA, GPFS, etc).
  • Experience with performance and diagnostic tools for benchmarking, analysis and tuning of systems, networking, and storage.
  • Experience with Grafana, CheckMK, Nagios, Zabbix, SolarWinds, Ganglia, or other network and device monitoring systems.
  • Previous experience working in a government, scientific or other highly technical environment.
  • Good documentation skills, including ability to prepare simple documentation web pages.
Benefits
Cadre5 offers excellent pay and benefits, to include full medical, dental, and vision coverage coupled with 401K match, 15 days PTO, and 10 holidays.
Cadre5 is an equal opportunity employer. All qualified applicants, including individuals with disabilities and protected veterans, are encouraged to apply. Cadre5 is an E-Verify Employer.
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About Cadre5

Sourced by ZipRecruiter

Industry

Software development

Company size

11 - 50 Employees

Headquarters location

Knoxville, TN, US

Year founded

1999

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