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Senior Linux Administrator Jobs in Virginia (NOW HIRING)

BAE Systems

Systems Admin Sr Prin II

Sterling, VA · On-site

$149K - $254K/yr

We are looking for experienced Linux Administrator to join a solid team supporting key customer field security initiatives. Flexible hours and flex schedules will be considered This individual will ...

CGI Inc.

Linux Systems Administrator

Arlington, VA · On-site

Linux Systems Administrator Category: Infrastructure/Cloud Main location: United States, Virginia ... Senior: • Education and/or Experience: Bachelor's degree and/or 5 to 10 years of experience • ...

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Senior Linux Administrator information

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$37

$52

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How much do senior linux administrator jobs pay per hour?

As of Aug 7, 2026, the average hourly pay for senior linux administrator in Virginia is $52.88, according to ZipRecruiter salary data. Most workers in this role earn between $47.64 and $57.21 per hour, depending on experience, location, and employer.

What are some typical challenges a senior Linux administrator faces when managing large-scale server environments?

Senior Linux Administrators often encounter challenges such as ensuring system reliability across numerous servers, automating routine maintenance tasks, and maintaining security compliance. Balancing the need for rapid updates with minimizing downtime requires careful planning and coordination with other IT teams. Additionally, troubleshooting complex issues in heterogeneous environments can demand deep expertise and effective communication with developers, network engineers, and support staff.

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

To thrive as a Senior Linux Administrator, you need advanced expertise in Linux operating systems, scripting languages (like Bash or Python), and strong troubleshooting abilities, typically backed by several years of experience and a relevant degree or certifications such as RHCE. Familiarity with configuration management tools (Ansible, Puppet), virtualization platforms, cloud environments, and monitoring systems is essential. Strong problem-solving, communication, and teamwork skills help you efficiently resolve incidents and coordinate with other IT professionals. These skills ensure system reliability, security, and optimal performance in complex, mission-critical IT environments.

What does a senior Linux administrator do?

A Senior Linux Administrator is responsible for installing, configuring, maintaining, and securing Linux servers and systems in an organization. They monitor system performance, troubleshoot issues, and ensure high availability and reliability of critical infrastructure. Their duties often include automating routine tasks, managing user permissions, applying security updates, and supporting development teams. Senior administrators typically also mentor junior staff and contribute to planning and implementing IT strategies.

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

AspectSenior Linux AdministratorLinux Engineer
CertificationsLinux+, RHCE, LPIC-2Linux+, RHCE, LPIC-2
Work EnvironmentData centers, enterprise servers, IT teamsDevelopment environments, cloud platforms, automation projects
Primary FocusSystem maintenance, troubleshooting, security, performance tuningDesigning, developing, and implementing Linux-based solutions

While both roles require similar certifications and often work within enterprise environments, Senior Linux Administrators focus on maintaining and securing existing systems, whereas Linux Engineers are more involved in designing and building new Linux solutions. The roles complement each other but differ in scope and responsibilities.

What are the most commonly searched types of Linux Administrator jobs in Virginia? The most popular types of Linux Administrator jobs in Virginia are:
Infographic showing various Senior Linux Administrator job openings in Virginia as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 10% Part Time, 1% Temporary, and 4% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution, with an average salary of $109,995 per year, or $52.9 per hour.

Senior Systems Administrator (Unix/Linux)

ATG

Dahlgren, VA • On-site

Full-time

Medical, Dental, Vision, Life, Retirement

Posted 11 days ago

Job description

Employment Type: Full-Time
Shift: Day
** This position is contingent upon award of the contract.
About the Company
Athena Technology Group, Inc. (ATG) is a Service-Disabled Veteran Owned Small Business (SDVOSB) focused on Information Technology and Communications consulting, system engineering, integration, deployment and operation of state of the art command and control and information systems that deliver critical network centric solution to the warfighter. With a proven track record of technical support to our customers, we are looking for innovative industry professionals to join our team.
ATG is an Equal Opportunity/Affirmative Action Employer Minorities/Females/Vets/Disability
Job Summary
ATG is seeking a Senior Systems Administrator (Unix/Linux) to support NSWCDD Code 104. The selected candidate will administer, secure, maintain, and optimize enterprise Unix and Linux server environments supporting mission-critical Department of the Navy systems. The role includes systems administration, patch management, automation, performance tuning, cybersecurity compliance, and operational support.
Key Responsibilities
  • Install, configure, administer, and maintain Red Hat Enterprise Linux and other Unix/Linux operating systems.
  • Perform system hardening, STIG implementation, patch management, and vulnerability remediation.
  • Monitor server performance, availability, and capacity while resolving complex system issues.
  • Manage user accounts, file systems, storage, permissions, and system backups.
  • Develop and maintain shell scripts and automation to improve system administration processes.
  • Support RMF, continuous monitoring, and cybersecurity compliance activities.
  • Coordinate maintenance activities with Government stakeholders and technical teams.
  • Prepare technical documentation, SOPs, and system configuration records.
Qualifications
Required:
  • Master's degree in Information Technology, Computer Science, or related field.
  • Minimum seven (7) years of professional systems administration experience, including Unix/Linux environments.
  • Current DoD 8570/8140 IAT Level III certification.
  • Ability to obtain and maintain a Tier 5 investigation.
  • Experience with Red Hat Enterprise Linux, shell scripting, virtualization, and enterprise server administration.
  • Knowledge of STIGs, RMF, and NIST security requirements.
  • U.S. Citizenship.
Desired:
  • Red Hat Certified System Administrator (RHCSA) or RHCE certification.
  • Experience supporting NAVSEA or Department of the Navy.
  • Experience with VMware, Ansible, or enterprise automation tools.
Physical and Environmental Conditions
Normal Office Environment. Requires Sitting, Standing, Near Acuity, Speaking with colleagues and customers, Listening, Sight, Use of hands/fingers.
Additional Benefits
  • Performance Bonuses and annual salary reviews
  • Health, dental, and vision insurance
  • Short Term Disability, Long Term Disability, and Life Insurance
  • 401(k) plan with company match
  • Opportunities for professional growth and development
  • A collaborative and inclusive work environment

ATG is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, religion, creed, color, national origin, ancestry, sex (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, medical condition, marital or domestic partner status, sexual orientation, gender, gender identity, gender expression and transgender status, mental disability or physical disability, genetic information, military or veteran status, citizenship, low-income status or any other status or characteristic protected by applicable law. Learn more about your rights under Federal EEO laws and supplemental language

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