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Linux System Admin Jobs (NOW HIRING)

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 ...

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 ...

#894222 System Admin- Citizen Only Location : Camden, NJ (onsite 4 day a week) Duration 12-24mth + Must have: RedHat Linux OpenShift RHCSA, RHCE, or equivalent experience/certifications LinkedIn page ...

New

#894222 System Admin- Citizen Only Location : Camden, NJ (onsite 4 day a week) Duration 12-24mth + Must have: RedHat Linux OpenShift RHCSA, RHCE, or equivalent experience/certifications LinkedIn page ...

New

Leidos-Dynetics, within our Corporate Information Security Office (CISO and reporting through our Digital Modernization sector, is seeking a motivated Linux Systems Administrator to become a part of ...

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 ...

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Linux System Admin information

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$20

$51

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How much do linux system admin jobs pay per hour?

As of Aug 13, 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 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.

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.
More about Linux System Admin jobs
What cities are hiring for Linux System Admin jobs? Cities with the most Linux System Admin job openings:
What states have the most Linux System Admin jobs? States with the most job openings for Linux System Admin jobs include:
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 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $108,079 per year, or $52 per hour.

Linux System Administrator

Beyond New Horizons

Manchester, TN • On-site

Full-time

Re-posted 23 days ago


Job description

Job Summary:
Beyond New Horizons, LLC (BNH) has an exciting opportunity for a Linux System Administrator, supporting TOS II, at Arnold Air Force Base, TN. The role involves design, support, and maintenance of Linux Systems and Peripherals for the United States Air Force Test Operations and Sustainment efforts.
Responsibilities:
• Serve as system administrator for all Linux-based servers and workstations with direct responsibility for: Server, workstation and storage system operations, upgrades and enhancements to meet current and future end-user and facility requirements.
• System backup hardware, applications and processes.
• System security configuration and monitoring.
• Support, maintenance, repair, and installation of workstations and servers, peripheral equipment, and software applications.
• System security configuration, hardening, patching, and monitoring, including implementing Security Technical Implementation Guides (STIGs) and other DoD security policies.
• Assist in the system administration support of Government IT system networks.
• Provide secondary network administration support for Linux-based workstations and servers, printers, and other peripheral IT equipment.
• Work with the Information Systems Security Manager (ISSM) to ensure compliance with Cybersecurity regulations and best practices.
• Ensure Cybersecurity requirements are consistently documented, maintained, evaluated and compliant for Government IT system networks including components of systems.
• Provide end user troubleshooting support for Government IT system networks through the ticket support system.
• Support the use of common work processes and procedures within assigned function across the TOS contract.
• Provide support to AEDC customers and other contractors.
• Periodically evaluate process and program effectiveness and take action to maintain continuous improvement.
• Availability outside of working hours to remediate critical issues with IT Infrastructure as required.
• Perform other duties as assigned by supervisor.
Qualifications:
Required:
• Bachelor’s degree in IT-related field with 2 to 7 years of progressively relevant experience, or an equivalent combination of education and experience.
• Must currently possess or commit to obtaining any requisite certifications required for assuming administrative role in accordance with DoD 8140 within 6 months of hiring date.
• Must be able to obtain and maintain a security clearance and access to the AEDC local area network.
• Current US Citizenship required.
Preferred:
• CompTIA Security+ Certification.
• Red Hat Certified System Administrator (RHCSA) and or Red Hat Certified Engineer (RHCE)
• Experience with installation, configuration and troubleshooting the following: Unix/Linux/Windows workstation and server OS environments, hardware, software, mass storage, HPC, patching, ACAS, VLANs, VMWare, OpenShift, NetApp ONTAP, Active Directory, Veeam, and SolarWinds NPM.
• Proficiency in scripting and automation tools (e.g., Bash, PowerShell, Python, Ansible).
• Knowledge of containerization technologies (e.g., Docker, Kubernetes).
• Configuration and application of security policies and templates for system hardening.
• Configuration, monitoring, and tuning of server applications and performance.
• Storage management and services, including RAID, LVM, NFS.
• Experience with NISPOM and/or DoD/RMF
• Experience with network services such as DNS, DHCP, LDAP, NIS, Apache and Tomcat.
• Skilled at building and maintaining personnel and customer relationships.
• Effective communication and interpersonal skills.
• Strong analytical and problem-solving abilities.
• Ability to work both independently and collaboratively within a team.
• Skilled in oral and written communication.
• Ability to effectively manage multiple priorities.
Company:
Beyond New Horizons (BNH) is a fully populated joint venture led by Engineering Research and Consulting (ERC) now doing business as Astrion Group (Astrion), in partnership with Fluor Corporation. Founded in 2024, the company is headquartered in , , with a team of 1001-5000 employees. The company is currently Late Stage.