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Senior Linux System Administrator Jobs in Virginia

ManTech

Linux Systems Administrator

Chantilly, VA · On-site

$85K - $141K/yr

MANTECH seeks a motivated, mission-focused Senior Linux Systems Administrator to join our team in Chantilly, VA. As a Linux Systems Administrator, you will help maintain and enhance the Sponsor ...

Leidos

Senior Linux Systems Admin (UiPath)

Alexandria, VA · On-site

$116K - $210K/yr

... dynamic Sr Linux Systems Administrator to support cloud modernization initiatives for the United States Coast Guard (USCG) at Command, Control, Communication, Computer, Cyber, and Intelligence ...

DMI

Solaris, Linux System Administrator

Fort Belvoir, VA · On-site

$124K/yr

Learn more at www.dminc.com About the Opportunity DMI is seeking a Solaris/LINUX System Administrator to join our team. Duties and Responsibilities: * Maintaining and administering Oracle on Solaris ...

DMI

Solaris, Linux System Administrator

Fort Belvoir, VA

$124K - $134K/yr

Learn more at www.dminc.com About the Opportunity DMI is seeking a Solaris/LINUX System Administrator to join our team. Duties and Responsibilities: * Maintaining and administering Oracle on Solaris ...

CGI Inc.

Linux Systems Administrator

Arlington, VA · On-site

Your future duties and responsibilities: • System Installation and Configuration: Install ... Senior: • Education and/or Experience: Bachelor's degree and/or 5 to 10 years of experience • ...

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Senior Linux System Administrator information

See Virginia salary details

$21.8K

$126.1K

$177K

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

As of Aug 9, 2026, the average yearly pay for senior linux system administrator in Virginia is $126,136.00, according to ZipRecruiter salary data. Most workers in this role earn between $106,100.00 and $148,700.00 per year, depending on experience, location, and employer.

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 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 most commonly searched types of Linux System Administrator jobs in Virginia? The most popular types of Linux System Administrator jobs in Virginia are:
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What job categories do people searching Senior Linux System Administrator jobs in Virginia look for? The top searched job categories for Senior Linux System Administrator jobs in Virginia are:
What cities in Virginia are hiring for Senior Linux System Administrator jobs? Cities in Virginia with the most Senior Linux System Administrator job openings:
What are popular job titles related to Senior Linux System Administrator jobs in VA? For Senior Linux System Administrator jobs in VA, the most frequently searched job titles are:
Senior Linux System Administrator jobs near you
Infographic showing various Senior Linux System Administrator job openings in Virginia as of August 2026, with employment types broken down into 82% Full Time, 2% Part Time, and 16% Contract. Highlights an 86% In-person, and 14% Remote job distribution, with an average salary of $126,136 per year, or $60.6 per hour.

Linux Systems Administrator

ManTech

Chantilly, VA • On-site

$85K - $141K/yr

Full-time

Medical, Life, Retirement, PTO

Re-posted 8 hours ago

ManTech rating

9.0

Company rating: 9.0 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

33rd of 242 rated software companies

Job description

Description & Requirements
Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we've been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH!

MANTECH seeks a motivated, mission-focused Senior Linux Systems Administrator to join our team in Chantilly, VA.

As a Linux Systems Administrator, you will help maintain and enhance the Sponsor's Linux environment alongside a talented team. You will be responsible for the operating system software and its seamless integration with hardware and applications across the organization.

Responsibilities include but are not limited to:

  • Planning, testing, installing, integrating, and maintaining new and upgraded versions of the relevant operating systems
  • Building and hardening Linux servers, and establishing configuration baselines while applying all appropriate security and firmware patches in a timely manner
  • Developing test plans/procedures, managing operating system lifecycles, and designing interfaces to external systems
  • Researching, troubleshooting, and resolving operating system problems efficiently by collaborating with application development and network teams
  • Maintaining and updating complex documentation on the operating system configuration and all other areas of responsibility
  • Demonstrating strong communication and collaboration skills to work effectively and proactively across a large organization of dispersed teams

Minimum Qualifications:

  • High School Diploma/GED with 2+ years of progressively responsible experience configuring and maintaining Linux servers in a large, complex server environment
  • Experience working in an organization with complex, intertwined systems, data flows, and applying security patches in a Linux environment
  • Experience creating, maintaining, and communicating complex information technology documentation
  • Experience with domain account management, particularly via Centrify, LDAP, and Active Directory
  • Experience with shell scripting to automate administrative tasks

Preferred Qualifications:

  • Experience scripting with Ansible or similar technologies
  • Experience with the Sponsor's primary automation and configuration management tools
  • Self-starter with excellent people skills - able to work across teams and drive change throughout an organization

Clearance Requirements:

  • An active TS/SCI with Polygraph is required.

Physical Requirements:

  • Must be able to remain in a stationary position 50% of the time to operate a computer and other office productivity machinery.
  • Needs to occasionally move about inside the office to access file cabinets, office machinery, and maintain computers in the lab, including under desks and in the server closet.
  • Frequently communicates with co-workers, management, and customers, which may involve delivering presentations and exchanging accurate information.

The projected compensation range for this position is $85,000.00-$141,600.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories.  In addition, MANTECH invests in its employees beyond just compensation.  MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.
If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.

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