Jobs2Careers logo
HomeMy ResumeSaved JobsMatchesFeedback
​
    ​
      Commute Time
      Date Posted
      Title
      Job Type
      Benefits
      Pay

      3198 Linux System Administrator jobs in Fairfax,VA

      Software Engineer Level 2 - Clearance Required

      Lockheed Martin

      Fairfax, VA 22038

      $25,000 bonus
      OnsiteUrgently HiringFlexible ScheduleEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

      • Bachelor's degree in Computer Science or related discipline from an accredited college or university
      • RabbitMQ familiarity.
      • Very experienced Java developer.
      • Niagara Files familiarity.
      • Some Web Interface experience.
      • Minimum Eight (8) years of experience Software Engineer (SWE)
      • Clearance Level: TS/SCI w/Poly SP
      • Current DoD Top Secret SCI with Polygraph.
      • Experienced with Docker.
      • Elasticsearch\\\\Kibana (ELK Stack) familiarity.
      • Comfortable with both Windows and Linux.
      • React Javascript framework preferably.
      • Or Four (4) years of additional software engineering experience may be substituted for a bachelor's degree.
      SmartExplore AI is experimental.
      View now
      New, Posted 6 hours ago
      Apply Directly

      Linux Network Security Engineer

      BOOZ, ALLEN & HAMILTON

      Reston, VA 20190

      RemoteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

      • Experience supporting regulated or high-security environments
      • Experience integrating packet capture tools with SIEMs, SOAR tools, and investigation platforms
      • DoD 8570.01-M Information Assurance Technician (IAT) Level II Certification, including Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND Certification
      • Associate's degree and 5+ years of experience supporting IT projects and activities, Bachelor's degree and 3+ years of experience supporting IT projects and activities, Master's degree and 1+ year of experience supporting IT projects and activities, or 7+ years of experience supporting IT projects and activities in lieu of degree
      • Ability to obtain a DoD 8570.01-M Cybersecurity Service Provider - Infrastructure Support Certification, including CEH, CHFI, CFR, Cloud+, or CND certification within 30 days of start date
      • Experience with PowerShell, Bash, Python, or Ansible
      • 5+ years of experience in cybersecurity engineering, Linux system administration, network security, or SOC tooling
      • Knowledge of core network protocols
      • Active TS/SCI clearance; willingness to take a polygraph exam
      SmartExplore AI is experimental.
      View now
      New, Posted 1 day ago
      Apply Directly

      System Administrator with Security Clearance

      Encode

      Herndon, VA 20171

      Flexible ScheduleHealth InsurancePaid Time OffRetirement Benefit
      New, Posted just now
      Apply Directly

      Network Administrator

      TEKsystems

      Fort Belvoir, VA 22060

      $50-$60/hr
      ~ 31 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

      • Experience with Layers 1-4 of the OSI Model
      • Cisco Certified Network Associate, F5 Certified Administrator, and/or Palo Alto Networks Certified Network Security Administrator
      • Bachelor's degree and 8-12 years of prior relevant experience or Master's degree with 6-10 years of prior relevant experience
      • Experience utilizing SecureCRT, STIGViewer, and Evaluate STIG
      • DoD 8570 compliant IAT Level II certification (Security+ CE preferred)
      • Must possess an active DoD Secret Clearance
      SmartExplore AI is experimental.
      View now
      Apply Directly

      Systems Engineer (Part Time)

      Systems Planning and Analysis

      Fairfax, VA 22030

      $80-$135/hr
      HybridHealth InsuranceRetirement Benefit

      • Possess or meet eligibility for DOD SECRET security clearance
      • 5-10 years of relevant experience, particularly in DoD digital engineering, Model-Based Systems Engineering (MBSE) including demonstrated experience with MagicDraw/Cameo, and/or Model-Based Systems Engineering
      • Bachelor's degree in Science, Technology, Engineering, Mathematics, Computer Science, or other related technical degree
      SmartExplore AI is experimental.
      View now
      Apply Directly

      Engineer, Systems IV

      Orbis

      Reston, VA 20190

      ~ 21 min Onsite

      • A secret security clearance
      • Typical Experience: 10 years of professional experience in systems engineering.
      • Typical Education: Master's level degree in an Engineering discipline.
      • Must be a U.S. citizen
      SmartExplore AI is experimental.
      View now
      Apply Directly

      Network Engineer

      BAE Systems

      Annandale, VA 22003

      ~ 16 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

      • Ability to interact with and effectively present information to peers, management and customers.
      • Experience with Cisco Unified Communications (Cisco Unity, Cisco call manager, and Cisco VoIP)
      • Comprehensive knowledge of CISCO Technologies along with CLI, CISCO IOS, IOS-XE, IOS-XR
      • Or, have a SECNAV 5239 qualifying degree AND meet the requirements for an IAT II as specified in the DoD 8570 within 6 months of start date
      • Ability to establish and maintain effective working relationships with partners and government officials
      • Ability to obtain and maintain a Common Access Card (CAC), badge access to the customer's facility, and a SSP network account in good standing
      • Working full-time on-site at the Washington Navy Yard
      • Experience configuring firewalls, routers, switches, and VOIP phones
      • Ability to troubleshoot network connectivity issues
      • Bachelor's degree in information systems or related degree and six years position related experience; OR ten years position related work experience.
      • An active Department of War (DoW) Secret security clearance; ability to obtain and maintain a Top Secret security clearance
      • Understanding of IT Infrastructure, network administration, classified LAN management, and wide area networks
      • Excellent communication skills both verbal and written
      • Experience with Cisco Routing protocols BGP and static routing
      • Experience with Cisco ISE and 802.1x deployment on end point devices
      • An IAT II certification as specified in the DoD 8570
      SmartExplore AI is experimental.
      View now
      Apply Directly

      Systems Engineer

      ManTech International

      Mc Lean, VA 22101

      Hybrid~ 15 minHealth InsurancePaid Time OffRetirement Benefit

      • Excellent oral and written communication skills
      • The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
      • Strong analytical and critical thinking skills
      • A current DHS Background Investigation is required prior to starting this position.
      • The person in this position frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.
      • Comfortable paving new paths, managing resistance, and building consensus
      • Must be able to remain in a stationary position 50% of the time
      • Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.
      • A Bachelor's degree and at least 7 years' experience is required.
      • Strong ability and interest in challenging the status quo with better options
      • Technical and/or Systems Engineering experience (such as conducting technological maturity assessments, conducting technical reviews, managing technical risk, and developing requirements)
      • Must have a current/active secret clearance.
      SmartExplore AI is experimental.
      View now
      Apply Directly

      Navy Navigation Systems Engineer

      Noblis

      Washington, DC 20036

      $112,150/yr
      OnsiteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

      • 0-4 years of experience (including internships, military, or relevant coursework)
      • Bachelor's degree in Engineering (or related technical field)
      • Experience with Microsoft Office tools (Excel, PowerPoint, Word, Project)
      • Ability to obtain a DoD Secret Clearance. US Citizenship is required.
      SmartExplore AI is experimental.
      View now
      New, Posted 1 day ago
      Apply Directly

      Software Engineer with Security Clearance

      Zeta Associates

      Fairfax, VA 22030

      1. Fairfax,VA Jobs
      2. →
      3. Linux System Administrator Jobs

      What companies are hiring Linux System Administrator jobs in Fairfax,VA?

      1. Lockheed Martin
      2. BOOZ, ALLEN & HAMILTON
      3. Encode
      4. TEKsystems
      5. Systems Planning and Analysis
      6. Orbis
      7. BAE Systems
      8. ManTech International
      9. Noblis
      10. Zeta Associates

      What is the hourly salary range for Linux System Administrator jobs in Fairfax,VA?

      The hourly salary range is $50 - $135.

      Recent Searches

        Browse Jobs in Top Cities

        Browse Jobs by State

        Browse Jobs by Title

        Post a Job

        About

        Advice

        Contact

        © 2026 Jobs2Careers. All rights reserved.

        Privacy Policy

        Terms of Use

        Your Privacy ChoicesCalifornia Consumer Privacy Act (CCPA) Opt-Out Icon

        Logos provided by Logo.dev

        Jobs2Careers Powered by Talroo