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Senior Linux System Administrator Jobs in Tennessee

ITR

HPC Linux Administrator

Oak Ridge, TN · On-site

HPC Linux Administrator Basic Qualifications: * A BS degree in computer science, computer ... Five (5) or more years with managing UNIX/Linux Systems. * Three (3) or more years of proven ...

Nextracker

IT Systems Administrator

Nashville, TN · On-site

$110 - $150/hr

Senior Systems Administrator Location: Nashville, TN Position Summary We are seeking a Senior ... Key Responsibilities Infrastructure Administration Administer and maintain Windows and Linux server ...

Nextpower

IT Systems Administrator

Nashville, TN · On-site

Senior Systems Administrator Location: Nashville, TN Position Summary We are seeking a Senior ... Administer and maintain Windows and Linux server environments across on-premises and cloud-hosted ...

Nextracker

IT Systems Administrator

Nashville, TN

Senior Systems Administrator Location: Nashville, TN Position Summary We are seeking a Senior ... Administer and maintain Windows and Linux server environments across on-premises and cloud-hosted ...

Nextpower Inc

IT Systems Administrator

Nashville, TN · On-site

$95 - $120/hr

NX-4165** **# Senior Systems Administrator**Location:** Nashville, TN## Position SummaryWe are ... Administer and maintain Windows and Linux server environments across on-premises and cloud-hosted ...

BAE Systems

Systems Admin Sr

Kingsport, TN · On-site

$81K - $110K/yr

System Administration: Install, maintain, and troubleshoot Windows/Linux OT computer systems ... Administrator (AZ-800, 801, 802), or VCP. * Active Secret Clearance. #LI-Onsite #LI-JR1

3B Staffing LLC

Linux OpenShift Engineer

Memphis, TN · Remote

$51 - $67.50/hr

Administer and maintain Linux systems with a focus on performance, reliability, and security. * Design, deploy, and manage Red Hat OpenShift clusters and Kubernetes orchestration. * Develop and ...

New

3B Staffing LLC

Linux OpenShift Engineer

Memphis, TN · Remote

$51 - $67.50/hr

Administer and maintain Linux systems with a focus on performance, reliability, and security. * Design, deploy, and manage Red Hat OpenShift clusters and Kubernetes orchestration. * Develop and ...

New

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All JobsLinux System Administrator JobsSenior Linux System Administrator JobsSenior Linux System Administrator Jobs in Tennessee

Senior Linux System Administrator information

See Tennessee salary details

$20K

$115.5K

$162K

How much do senior linux system administrator jobs pay per year?

As of Sep 5, 2026, the average yearly pay for senior linux system administrator in Tennessee is $115,474.00, according to ZipRecruiter salary data. Most workers in this role earn between $97,100.00 and $136,100.00 per year, depending on experience, location, and employer.

What is a senior Linux system administrator?

A Senior Linux System Administrator is responsible for managing, configuring, and maintaining Linux-based systems and servers. They handle system performance tuning, security hardening, troubleshooting, and automation through scripting and configuration management tools. Additionally, they oversee backups, software updates, and infrastructure reliability. This role often involves mentoring junior administrators and collaborating with development and IT teams to support business operations.

What are the typical daily responsibilities of a senior Linux system administrator?

Senior Linux System Administrators are responsible for managing, maintaining, and optimizing Linux-based servers and infrastructure. Their daily tasks often include monitoring system performance, managing user permissions, applying security patches, automating processes through scripting, and troubleshooting technical issues. They regularly collaborate with developer, security, and operations teams to support new deployments and ensure system reliability. Additionally, they may mentor junior administrators and contribute to designing infrastructure improvements, making this a dynamic and influential role within IT operations.

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

To thrive as a Senior Linux System Administrator, you need deep expertise in Linux/UNIX system administration, scripting, networking, and troubleshooting, typically backed by several years of industry experience and a relevant degree or certifications like RHCE or CompTIA Linux+. Proficiency with tools such as Ansible, Puppet, Docker, and monitoring platforms, as well as experience with cloud environments, is highly valued. Strong problem-solving abilities, communication skills, and the capacity to mentor junior team members are crucial soft skills. These abilities are essential for ensuring reliable system uptime, seamless team collaboration, and effective response to complex IT challenges.

What are the most commonly searched types of Linux System Administrator jobs in Tennessee?

The most popular types of Linux System Administrator jobs in Tennessee are:

What are popular job titles related to Senior Linux System Administrator jobs in Tennessee?

For Senior Linux System Administrator jobs in Tennessee, the most frequently searched job titles are:

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What cities in Tennessee are hiring for Senior Linux System Administrator jobs?

Cities in Tennessee with the most Senior Linux System Administrator job openings:

What are popular job titles related to Senior Linux System Administrator jobs in TN?

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Senior Linux System Administrator jobs near you
Infographic showing various Senior Linux System Administrator job openings in Tennessee as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 13% Part Time, 2% Contract, and 1% Nights. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $115,474 per year, or $55.5 per hour.

HPC Linux Administrator

ITR

Oak Ridge, TN • On-site

Full-time

Re-posted 6 days ago

Job description

HPC Linux Administrator
 
Basic Qualifications:
  1. 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.
  2. Five (5) or more years with managing UNIX/Linux Systems.
  3. Three (3) or more years of proven experience with configuration management and automation tools such as Git, Jenkins, Ansible, or Puppet.
  4. Moderate proficiency in at least one scripting language such as Bash, Python, or others.
  5. Experience performing advanced troubleshooting and system administration with Linux Servers.
  6. Experience supporting large data systems.
  7. 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.
  8. 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.
  9. The ability to obtain and maintain a Department of Energy "Q" clearance is required. This requires US Citizenship.
 
Preferred Qualifications:
  1. Solid understanding of multiple operating systems and cluster technologies.
  2. Experience with Centos/RHEL, Ubuntu, and VMware
  3. Understanding of HPC platforms to support users with SLURM job submissions and troubleshooting.
  4. Experience building and running containerized applications in an HPC environment.
  5. Experience with multiple deployment mechanisms like Diskless, Warewulf, and traditional deployment (Cobbler, PXEboot, and/or Bright).
  6. Experience managing systems utilizing GPU (NVIDIA and AMD) clusters for AI/ML and/or image processing.
  7. Knowledge of networking fundamentals including TCP/IP, traffic analysis, common protocols, and network diagnostics.
  8. Experience with InfiniBand networks and diagnostics.
  9. Extensive experience with High Performance Parallel File Systems (Lustre, WEKA, GPFS, etc).
  10. Experience with performance and diagnostic tools for benchmarking, analysis, and tuning of systems, networking, and storage.
  11. Experience with Grafana, CheckMK, Nagios, Zabbix, SolarWinds, Ganglia, or other network and device monitoring systems.
  12. Previous experience working in a government, scientific, or other highly technical environment.
  13. Good documentation skills, including the ability to prepare simple documentation web pages.