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Linux System Admin Jobs (NOW HIRING)

MANTECH

Linux System Administrator

Laurel, MD · On-site

MANTECH seeks a motivated, career and customer-oriented Linux System Administrator to join our team in Laurel, MD. You will be part of a dedicated team delivering enterprise infrastructure ...

MANTECH

Linux System Administrator

Laurel, MD · On-site

MANTECH seeks a motivated, career and customer-oriented Linux System Administrator to join our team in Laurel, MD. You will be part of a dedicated team delivering enterprise infrastructure ...

SGS Consulting

Linux System Administrator

Lexington, MA · On-site

The Group is in need of a talented Senior Linux Systems Administrator to support a mid-sized RedHat Linux environment with enterprise level requirements. Qualified candidates should be experienced in ...

CTC

Linux System Administrator- 3371464

Laurel, MD · On-site

$120K - $180K/yr

Computer Technologies Consultants (CTC) is seeking a Linux System Administrator to support the Intelligence Community in Laurel, MD. With offices in Washington DC and San Diego, CA, CTC is a leading ...

BAE Systems

Linux System Administrator

Vicksburg, MS

BAE Systems is seeking Linux Administrators to support a team of administrators with standard Linux system administration duties at ERDC in Vicksburg, Mississippi. The selected candidate will perform ...

CACI

Linux System Administrator

Sarasota, FL · On-site

Linux System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required:

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Linux System Admin information

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$20

$51

$75

How much do linux system admin jobs pay per hour?

As of Sep 2, 2026, the average hourly pay for linux system admin 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 does a Linux system admin do?

A Linux System Administrator is responsible for installing, configuring, maintaining, and troubleshooting Linux-based systems and servers. Their duties include managing user accounts, monitoring system performance, applying security patches, and ensuring system availability and reliability. They also handle tasks such as automating routine processes, performing backups, and responding to technical issues to keep the IT infrastructure running smoothly.

What are the key skills and qualifications needed to thrive as a Linux system admin, and why are they important?

To thrive as a Linux System Admin, you need expertise in Linux operating systems, shell scripting, network protocols, and typically a degree in computer science or equivalent experience. Familiarity with tools like Ansible, Docker, and monitoring systems, as well as certifications such as RHCSA or CompTIA Linux+, is highly valued. Problem-solving, attention to detail, and strong communication skills help you proactively resolve issues and collaborate with IT teams. These skills ensure the stability, security, and efficiency of critical IT infrastructure.

What are some common challenges faced by Linux system admins when managing large-scale server environments?

Linux System Administrators often encounter challenges such as ensuring consistent configuration across numerous servers, managing security updates without causing downtime, and troubleshooting complex network or performance issues. Additionally, they need to automate repetitive tasks using tools like Ansible or Puppet to maintain efficiency. Collaborating with development and security teams is essential to address vulnerabilities and support application deployment, making strong communication skills valuable in this role.

What is the difference between Linux System Admin vs Network Administrator?

AspectLinux System AdminNetwork Administrator
CertificationsLinux+, LPIC, RHCSACompTIA Network+, Cisco CCNA
Work EnvironmentServers, data centers, cloud platformsNetwork infrastructure, routers, switches
Primary ResponsibilitiesManaging Linux servers, scripting, securityConfiguring networks, troubleshooting connectivity
Industry UsageIT, hosting, cloud servicesTelecommunications, enterprise networks

While both roles involve technical expertise, Linux System Admins focus on managing Linux servers and related systems, whereas Network Administrators handle network infrastructure and connectivity. Both roles often collaborate but serve distinct functions within IT environments.

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Linux System Admin jobs near you
Infographic showing various Linux System Admin job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 12% Part Time, and 3% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $108,079 per year, or $52 per hour.

Linux System Administrator

NewGen Technologies

Annapolis Junction, MD

Full-time

Posted 8 days ago

Job description

We are seeking a skilled and detail-oriented Linux System Administrator to join our Partner's IT infrastructure team. The ideal candidate will have strong experience managing enterprise Linux environments and supporting storage, backup, security, and patching systems. This role requires hands-on expertise with IBM Enterprise Storage, Veritas NetBackup, and vulnerability management tools, along with a solid understanding of system hardening and package management.
Key skills include: Linux Administration, Storage & Backup Management, Security & Compliance, System Monitoring & Performance Tuning, Troubleshooting & Root Cause Analysis, and Automation & Scripting.
Responsibilities
  • Administer, maintain, and optimize Linux-based systems in a production environment
  • Manage and support IBM Enterprise Storage solutions, ensuring high availability and performance
  • Configure, monitor, and troubleshoot Vertias NetBackup for enterprise backup and recovery operations
  • Perform system patching and package management using YUM repositories
  • Execute and remediate vulnerability scans using Nessus, ensuring compliance with security standards
  • Support and maintain STE/STIN processes and environments (as applicable to organizational standards)
  • Implement and maintain system security configurations, including NSF frameworks/policies
  • Monitor system performance, troubleshoot issues, and implement proactive improvements
  • Collaborate with cross-functional teams for infrastructure upgrades, audits, and incident response
  • Maintain documentation for system configurations, procedures, and compliance requirements
Requirements
  • TS/SCI FSP Clearance
  • Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience)
  • 3+ years of hands-on Linux system administration experience (RHEL, CentOS, or similar)
  • Experience with IBM Enterprise Storage systems
  • Strong knowledge of Vertias NetBackup (NetBackup Administration)
  • Experience with Nessus vulnerability scanning and remediation workflows
  • Proficiency with YUM package management and patching strategies
  • Familiarity with STE/STIN processes and NSF-related security frameworks
  • Solid understanding of Linux security, system hardening, and compliance practices
  • Strong troubleshooting and scripting skills (Bash, Python, or similar)
Desired Skills
  • Red Hat Certified System Administrator (RHCSA) or equivalent certification
  • Experience in enterprise environments with high availability and disaster recovery requirements
  • Familiarity with automation tools (Ansible, Puppet, or similar)
  • Exposure to cloud or hybrid infrastructure environments

About Us
For more than 20 years, NewGen Technologies has solved our clients’ toughest IT challenges with integrity, security, and outstanding service by delivering both technology and talent. We have helped secure borders, have used artificial intelligence (AI) to fight terror, aided the identification of criminals, and have helped to prevent crime through the introduction of biometrics. Our team of Highly Cleared Specialists have hard-to-find skills and expertise in a wide spectrum of technologies to provide solutions that transform business processes and solve problems of national significance. #CJ