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Senior Linux System Administrator Jobs in Washington

Linux System Administrator LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and skilled Linux ...

Linux System Administrator LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and skilled Linux ...

Linux System Administrator LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and skilled ...

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 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 ...

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 ...

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Showing results 41-60

Senior Linux System Administrator information

See Washington salary details

$24.9K

$144.1K

$202.2K

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

As of Aug 13, 2026, the average yearly pay for senior linux system administrator in Washington is $144,098.00, according to ZipRecruiter salary data. Most workers in this role earn between $121,200.00 and $169,900.00 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 Washington? The most popular types of Linux System Administrator jobs in Washington are:
What are popular job titles related to Senior Linux System Administrator jobs in Washington? For Senior Linux System Administrator jobs in Washington, the most frequently searched job titles are:
What job categories do people searching Senior Linux System Administrator jobs in Washington look for? The top searched job categories for Senior Linux System Administrator jobs in Washington are:
What cities in Washington are hiring for Senior Linux System Administrator jobs? Cities in Washington with the most Senior Linux System Administrator job openings:
What are popular job titles related to Senior Linux System Administrator jobs in WA? For Senior Linux System Administrator jobs in WA, the most frequently searched job titles are:
Infographic showing various Senior Linux System Administrator job openings in Washington as of August 2026, with employment types broken down into 82% Full Time, 6% Part Time, and 12% Contract. Highlights an 90% In-person, and 10% Remote job distribution, with an average salary of $144,098 per year, or $69.3 per hour.

Linux System Administrator

MANTECH

Fort George G Meade, MD • On-site

Other

Re-posted 12 days ago


ManTech rating

9.0

Company rating: 9.0 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

33rd of 244 rated software companies


Job description

MANTECH seeks an experienced and passionate, career and customer-oriented Linux System Administrator to join our team in Ft. Meade, MD.
 

Responsibilities include but are not limited to:

  • Creating and managing virtual environments
  • Systems administration of hardware and software in support of maintenance, developing and testing of information technology systems
  • Administration of Linux (i.e., Redhat/Rocky 8)
  • Scripting with Basic Shell (Bash), PUTTY
  • Configuring and maintaining storage and file systems
  • Developing and delivering briefings, technical presentations, and program documentation to senior program management

Minimum Qualifications:

  • 5+ years’ of overall technical experience
  • Linux administrative experience (command-line)
  • Server STE/STN Compliancy (ex., NESSUS, MacAfee Agents) and performing server management relating to security tools such as patch management (applying O/S updates, IAVAs, and configuration changes)
  • Demonstrated experience working with a team to introduce and integrate new technologies into  existing production environments

Preferred Qualifications:

  • Familiar with installing, troubleshooting, and maintenance on OS on Linux
  • Experience with installing PKI certs
  • Create/Maintain bash scripts to dump and load databases
  • Use SALT to deploy config files to end node and do various interrogations (ping, DNS)

 Clearance Requirement:

  • Active TS/SCI clearance with Poly
     

Physical Requirements:

  • Must be able to remain in a stationary position at least 50% of the time.
  • Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
  • Constantly operate a computer and other office productivity machinery, such as, the copy machine/fax machine/computer/printer.

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