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Linux System Administrator

Booz Allen Hamilton
USA, MD, Aberdeen Proving Ground (6580 Surveillance Loop), United States, United Statesfull_timeVerifiedPosted 7 Jul 2025
💰 $141,000/yr($61,900/yr$141,000/yr)

About the role

Linux System Administrator

The Opportunity:  

Your combination of people skills and system administrator knowledge makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the U.S. Government? We’re looking for a system administrator who specializes in Linux with skills in Linux FIPS mod, full disk encryption using LUKS, TANG, Clevis, VMWare, and Active Directory.

As a Linux system administrator on our team, you’ll ensure system hardware, operating systems, software systems, and related procedures adhere to organizational policies. You'll perform security scans and resolve vulnerabilities. You'll be responsible for hardening Linux systems per requirements, including Operating System (OS) patching, software patching, and anti-virus software management. You'll assist in hardening Windows systems per requirements, to include Operating System (OS) patching, software patching, and anti-virus software management. You will be involved in installing and programming routers, firewalls and multi-layer network switches, including routing, and managing Access Control Lists. You’ll help clients overcome tough challenges through monitoring and performance management. Your knowledge will be vital as you identify problem areas and opportunities for improvement in a mission-critical network. Your communication skills will come in handy as you turn metrics into information and articulate their meaning.  

This is an opportunity to gain experience in system administration in a secure system environment. We focus on growing as a team, so we’ll share techniques, work through challenges, and develop new methodologies together. Work with us and resolve daily challenges as we improve warfighter survivability. 

Join us. The world can’t wait. 

You Have: 

  • Experience with Linux FIPS mode

  • Experience with full disk encryption using LUKS, Tang, or Clevis

  • Experience creating patch repositories and pushing out updates quarterly

  • Experience with Bash scripting, user profiles, and secure login policies

  • Experience with Active Directory authentication, such as SSSD, Realm, or Samba

  • Experience with Mounting NTFS and NFS drives

  • Experience with VMware Virtualization with Horizon View, such as thin client or Omnissa client, VMware VCenter administration, and Microsoft Active Directory administration

  • Experience with Secure Technical Implementation Guide (STIG), Assured Compliance Assessment Solution (ACAS), and OpenSCAP, STIG viewer

  • TS/SCI clearance

  • HS diploma or GED and 5+ years of experience in systems administration, or Associate's degree and 2+ years of experience in systems administration

Nice If You Have:

  • Experience with installing, upgrading and administrating Red Hat Rocky, Ubuntu, and Real-Time Operating Systems, such as Redhawk or Red Hat RT

  • Experience with CUDA and Compute GPU installations

  • Bachelor's degree

  • DoD 8140/8570 IAT-I or IAT-II Baseline Certification, such as Network+ or Security+

  • Computing environment certification, such as Red Hat Certified Engineer (RHEL), Red Hat Certified System Administrator (RHSA), Linux+, or Linux Professional Institute Certified (LPIC)

Clearance:

 Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance is required.  

Compensation

At Booz Allen, we celebrate your contributions, provide you with opportunities and choices, and support your total well-being. Our offerings include health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, work-life programs, and dependent care. Our recognition awards program acknowledges employees for exceptional performance and superior demonstration of our values. Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible to participate in Booz Allen’s benefit programs. Individuals that do not meet the threshold are only eligible for select offerings, not inclusive of health benefits. We encourage you to learn more about our total benefits by visiting the Resource page on our Careers site and reviewing Our Employee Benefits page.

Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. The

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Company

Booz Allen Hamilton

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