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Senior Linux Network Administrator Jobs (NOW HIRING)

GDIT

Senior Linux System Administrator

Center, MS · On-site

$90K - $123K/yr

No Senior Linux System Administrator The position is for the Senior Linux System Administrator responsible for the servers that process data from a global network of buoys, managed by the National ...

Leidos

Senior Linux System Administrator

Alexandria, VA · On-site

$107K - $195K/yr

The Senior Linux System Administrator will work within a team engineers, developers and system ... Manage networking equipment including switches, routers and firewalls. * Manage configuration and ...

Leidos

Senior Linux Systems Administrator

Annapolis, MD · On-site

$92K - $166K/yr

Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator in our ... Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO ...

MDAEdge

Senior Linux Administrator

Cleveland, OH · On-site

Job Summary : MDAEdge is seeking a skilled Linux Systems Administrator with expertise in ... and network hardware. • Develop and maintain automation scripts (Bash, Python, etc.) to ...

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How much do senior linux network administrator jobs pay per hour?

As of Aug 6, 2026, the average hourly pay for senior linux network administrator in the United States is $53.34, according to ZipRecruiter salary data. Most workers in this role earn between $48.08 and $57.69 per hour, depending on experience, location, and employer.

What is the difference between Senior Linux Network Administrator vs Linux Network Engineer?

AspectSenior Linux Network AdministratorLinux Network Engineer
CertificationsCCNA, Linux+, Cisco certificationsCCNA, Linux+, Cisco certifications
Work EnvironmentData centers, enterprise networks, IT departmentsNetwork design, implementation, troubleshooting in similar environments
Primary FocusManaging and maintaining existing Linux-based networksDesigning and deploying new Linux network solutions

Both roles require similar certifications and work in enterprise environments, but the Senior Linux Network Administrator focuses on maintaining and supporting existing networks, while the Linux Network Engineer emphasizes designing and implementing new network solutions.

What cities are hiring for Senior Linux Network Administrator jobs? Cities with the most Senior Linux Network Administrator job openings:
What are the most commonly searched types of Linux Network Administrator jobs? The most popular types of Linux Network Administrator jobs are:
Senior Linux Network Administrator jobs near you
Infographic showing various Senior Linux Network Administrator job openings in the United States as of July 2026, with employment types broken down into 1% As Needed, 86% Full Time, 10% Part Time, 1% Temporary, and 2% Contract. Highlights an 94% Physical, 2% Hybrid, and 4% Remote job distribution, with an average salary of $110,947 per year, or $53.3 per hour.

Senior Systems Administrator (Unix/Linux)

Astrion

Dahlgren, VA • On-site

$130K - $145K/yr

Full-time

Posted 21 days ago

Job description

Overview
Senior Systems Administrator (Unix/Linux)
JOB LOCATION: Dahlgren, Virginia
JOB STATUS: Full Time
CLEARANCE: Top Secret
TRAVEL: less than 10%
SALARY: $130,000 to $145,000
Astrion has a contingent opening for a Senior Systems Administrator (Unix/Linux) supporting the U.S. Navy's Naval Surface Warfare Center Dahlgren Division (NSWCDD), located in Dahlgren, VA. As a Senior Systems Administrator (Unix/Linux) you will oversee the administration, configuration, and security of Unix and/or Linux network environments and software systems. This role maintains system resilience through lifecycle infrastructure management, handling everything from hardware deployment and COTS software integration to advanced network optimization and security administration. Operating at the highest tier of technical trust, the you will work to secure environments against modern vulnerabilities and attacks while optimizing multi-environment systems for maximum resource efficiency.
REQUIRED QUALIFICATIONS / SKILLS
  • Six (6) years of professional experience in Unix and/or Linux system administration of networks and software systems
  • Experience in system backup and recovery; basic software management; security management and library management; installation and configuration of hardware; operational systems and COTS software; operating computer systems in different operating environments; and sizing, performance, tuning, hardware/software/network trouble shooting and resource allocation.
  • Qualified experience in different network protocols including TCP/IP and major network security tools such as: firewalls, knowledge of computing and networking vulnerabilities, attach methods and latest detection methods.
  • This position is required to be designated as IAT III level with a T5.
  • Applicants must have an active TOP SECRET clearance

PREFERRED QUALIFICATIONS / SKILLS
  • Master's level degree in Electrical/Electronic/Computer Engineering, Computer Science, or Information Systems.
  • CompTIA Security+, CompTIA CySA+, or CCNA

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