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Junior Linux System Administrator Jobs (NOW HIRING)

Amatriot Group, LLC

Linux System Administrator

Vienna, VA · On-site

$90 - $110/hr

The Linux System Administrator is responsible for the installation, configuration, maintenance, security, and performance of Linux-based systems and services across the enterprise environment. This ...

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 ...

Leidos

Linux System Administrator

Alexandria, VA · On-site

$87K - $157K/yr

The Linux System Administrator will work within a team engineers, developers and system administrators, adding new capabilities to our enclaves, as well as ensuring the existing systems are secure ...

Red Arch Solutions

Linux System Administrator

Annapolis, MD · On-site

$130K - $150K/yr

  • Medical

  • Retirement

  • PTO

Red Arch Solutions is seeking a skilled and detail-oriented Linux System Administrator to join our IT infrastructure team in Annapolis Junction, Maryland. The ideal candidate will have strong ...

Power3 Solutions

Linux System Administrator 3

Columbia, MD · On-site

$195 - $250/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Senior Linux Systems Administrator shall possess extensive experience supporting the implementation, operation, maintenance, troubleshooting, optimization, and sustainment of enterprise and ...

Leidos

Linux System Administrator

Alexandria, VA · On-site

$87K - $157K/yr

The Linux System Administrator will work within a team engineers, developers and system administrators, adding new capabilities to our enclaves, as well as ensuring the existing systems are secure ...

Bridge Defense

Linux System Administrator

San Diego, CA · On-site

$140K - $155K/yr

Bridge Defense seeks a Linux Systems Administrator to support the N6 IT Fleet Weather Center San Diego (FWCSD) department as it relates to system administration requirements and compliance. FWC-SD ...

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Junior Linux System Administrator information

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$60K

$104.9K

$131K

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

As of Aug 19, 2026, the average yearly pay for junior linux system administrator in the United States is $104,900.00, according to ZipRecruiter salary data. Most workers in this role earn between $87,000.00 and $123,500.00 per year, depending on experience, location, and employer.

What does a junior Linux system administrator do?

A Junior Linux System Administrator is responsible for assisting in the installation, configuration, and maintenance of Linux-based systems. They help monitor system performance, apply updates and patches, and support users with technical issues related to Linux servers. Their role often includes troubleshooting basic network or software problems and escalating more complex issues to senior administrators. This position is typically an entry-level role, providing a foundation for a career in system administration.

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

To thrive as a Junior Linux System Administrator, you need a solid understanding of Linux operating systems, basic networking, and scripting, typically supported by a relevant degree or certifications like CompTIA Linux+ or LPIC-1. Familiarity with command-line tools, monitoring software, and configuration management systems such as Ansible or Puppet is commonly required. Strong problem-solving abilities, attention to detail, and effective communication help you excel in troubleshooting and collaborating with team members. These skills and qualities are crucial for ensuring system reliability, efficiency, and quick resolution of technical issues.

What are some common challenges faced by junior Linux system administrators during their first year on the job?

Junior Linux System Administrators often encounter challenges such as troubleshooting unfamiliar system errors, managing time effectively when handling multiple support tickets, and quickly adapting to new tools or scripting languages. It's common to feel overwhelmed by the breadth of Linux commands and the need to understand various server environments. However, most teams provide mentorship and structured onboarding to help new admins gain confidence, and collaboration with experienced colleagues is encouraged for problem-solving and skill development.

What is the difference between Junior Linux System Administrator vs Linux Support Technician?

AspectJunior Linux System AdministratorLinux Support Technician
CertificationsLinux+, LPIC-1Linux+, CompTIA A+
Work EnvironmentServer management, system configuration, troubleshootingHelp desk, user support, issue resolution
Industry UsageIT departments, data centers, hosting providersIT support teams, customer service roles

The Junior Linux System Administrator typically handles server setup, maintenance, and troubleshooting, requiring more technical skills. In contrast, a Linux Support Technician focuses on user support and issue resolution, often with less emphasis on server management. Both roles share certifications like Linux+ but differ in daily responsibilities and work environments.

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Junior Linux System Administrator jobs near you
Infographic showing various Junior Linux System Administrator job openings in the United States as of August 2026, with employment types broken down into 67% Full Time, and 33% Contract. Highlights an 100% In-person job distribution, with an average salary of $104,900 per year, or $50.4 per hour.

Linux System Administrator

Amatriot Group, LLC

Beavercreek, OH • On-site

$90 - $130/hr

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*This represents the potential salary range for this position depending on education level, years of experience and/or certifications in addition to other position specific requirements which may impact salary

Position Overview

The Riverside Research Information Technology team is seeking a highly skilled and experienced Linux System Administrator to support teams that deploy software products to Department of Defense and Intelligence Community networks. The Linux System Administrator is responsible for the installation, configuration, maintenance, security, and performance of Linux-based systems and services across the enterprise environment. This role requires strong troubleshooting skills, experience with automation, and the ability to work effectively in a fast-paced environment supporting critical business systems. This position is located at the Beavercreek, Ohio office and is a short-term position ending in December 2026.

Key Responsibilities
  • Install, configure, maintain, and support Linux clients and servers in physical and virtual environments, ensuring high availability and security compliance.
  • Manage Linux operating systems, including Red Hat Enterprise Linux, Rocky Linux, Ubuntu, and other enterprise distributions.
  • Perform operating system upgrades, patch management, and security hardening.
  • Apply security updates and patches to Linux operating systems.
  • Manage user access integrated with Active Directory, LDAP, or other identity management solutions.
Troubleshooting, Monitoring, and Recovery
  • Troubleshoot and resolve server, application, storage, and network-related issues.
  • Monitor operations and applications using Linux-based logging and monitoring tools to diagnose and resolve performance issues.
  • Remediate periodic compliance scans.
  • Repair and recover from hardware or software failures.
Automation and Technical Documentation
  • Develop and maintain automation scripts using Bash, Python, Ansible, or similar tools.
  • Create and maintain technical documentation, standard operating procedures, and system diagrams.
Coordination and Communication
  • Coordinate with Tier 3 functional roles within the information technology team as needed.
  • Coordinate and communicate significant information technology changes and outages with appropriate parties, including the customer, management, and information security.
  • Perform other duties as assigned.
QualificationsEducation
  • Bachelor’s degree in Computer Science, Computer Engineering, Software Engineering, or another related field of study.
Experience
  • 5+ years of experience administering enterprise Linux environments.
  • Strong, verifiable experience in Linux system administration, including configuration, patching, user management, and security hardening.
  • Experience with automation using Ansible or similar tools.
  • Experience with virtualization technologies such as VMware vSphere.
  • Knowledge of SSH, SCP, TCP/IP networking, DNS, DHCP, and firewall concepts.
Skills
  • Self-motivated, detail-oriented, and responsible team player able to work independently with minimal daily direction.
  • Effective and efficient written and verbal communication skills.
  • Ability to work and interact with technically and organizationally diverse personnel.
Certifications
  • DoD 8140 Intermediate Certification, such as CompTIA Security+ or equivalent.
Preferred Qualifications
  • At least 5 years of experience performing systems administration.
  • Experience across the traditional IT stack, including clients, networking, servers, and storage.
  • Familiarity with enterprise PKI, SSL/TLS certificates, and security compliance frameworks.
  • Experience with Git, CI/CD pipelines, and DevOps practices.
  • Experience applying STIGs or CIS Benchmarks to Linux operating systems, Windows operating systems, network devices, ESXi hosts, or required applications.
  • Experience building systems and maintaining tools such as Bitbucket, Bamboo, GitLab, or similar tools.
  • Experience working or developing in multi-domain, multi-cloud, or hybrid-cloud environments.
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