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  • Linux CNO Developer

     ...Job Description Job Description Responsibilities ? Design, develop, test, and maintain Linux-based software capabilities supporting Computer Network Operations (CNO) missions. ? Develop software primarily in C/C++ and Python for Linux environments. ? Work... 
    Suggested

    Markesman Group

    Maryland, MD
    6 days ago

  • LINUX System Administrator

     ...THE CYBERCORE TECHNOLOGIES TEAM.We are GROWING ! Bring your Technical Capabilities, Enthusiasm, and Team Focus.New Opportunity for a LINUX System Administrator - TS/SCI Poly.Job Responsibilities:Key Responsibilities: Seeking Linux Systems Administrator to join team in... 
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    CyberCore Technologies

    Annapolis Junction, MD
    3 days ago

  • Linux Systems Administrators - All Levels

    $116.35k - $210.33k

    Linux Systems Administrators / Engineers are needed across several Leidos prime programs in our Intelligence Sector’s Cyber & Analytics Business Area (CABA). Our talented team is at the forefront of Security Engineering, Computer Network Operations (CNO), Mission Software... 
    Suggested
    Full time
    Immediate start
    Relocation package
    Flexible hours

    Leidos

    Annapolis Junction, MD
    5 days ago

  • Linux Systems Administrator (STO), BS+6 yrs or HS+10 yrs

     ...Job TitleRequired Skills/Experience:• Linux system administration and integration experience (RHEL, CentOS, Ubuntu)• Cloud services experience (AWS, Azure); services provisioning, management of virtual services, familiarity with vendor Platform as a Service offerings•... 
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    LINK

    Annapolis Junction, MD
    3 days ago

  • Linux System Administrator

     ...values technical expertise, collaboration, and a commitment to supporting the missions of our customers. CDIT is seeking an experienced Linux System Administrator to support a secure, mission-critical enterprise environment.This role will be responsible for the... 
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    CDIT

    Annapolis Junction, MD
    3 days ago

  • Linux System Administrator

    $185k - $215k

     ...Senior Linux System AdministratorPeterson Technologies has been the premier resource for mission-critical solutions through detailed analysis, strategic insight, extensive operational experience, and technical expertise. Today, we provide leading-edge data, network security... 
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    Peterson Technologies

    Annapolis Junction, MD
    2 days ago

  • Linux Systems Administrator

    $185k - $200k

     ...Administrator shall be responsible for providing support for a large-scale Linux system including installation of COTS/GOTS/FOSS software, day-...  ...Required Skills:Experience using the Linux CLIExperience developing scripts using Bash/PythonExperience in performing System... 
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    Contract work
    Work experience placement
    Local area

    Red Arch Solutions

    Annapolis Junction, MD
    2 days ago

  • Linux Systems Administrator

    $105k - $290k

     ...Linux Systems AdministratorDo you thrive in and love a fast-paced, dynamic classified environment?Do you want to be empowered to take...  ...necessary, to ensure minimal downtime and disruption to operations.Develop and maintain comprehensive documentation, including standard... 
    Suggested
    Temporary work
    Work experience placement
    Relocation package
    Flexible hours

    Johns Hopkins Applied Physics Laboratory

    Laurel, MD
    1 day ago

  • Linux System Administrator, Senior

    $77.6k - $176k

    Linux System Administrator, SeniorThe Opportunity:Install systems on dedicated infrastructure, ensure the infrastructure is functional and available, and update and patch critical systems. Provide customers with insight into their network through monitoring and performance... 
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    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Annapolis Junction, MD
    3 days ago

  • Linux System Administrator

    $105k

     ...for someone like you to join our team at APL! We are seeking a Linux System Administrator to join the Weapons and Countermeasures...  ...role, you will apply Risk Management Framework (RMF) principles, develop new IT capabilities in secure networks, and provide advanced system... 
    Suggested
    Temporary work
    Work experience placement
    Interim role
    Remote work
    Relocation package
    Flexible hours

    Johns Hopkins Applied Physics Lab

    Laurel, MD
    1 day ago

  • Linux Systems Administrator - Quality Assurance

    $92.3k - $166.85k

     ...support Intelligence Community customers as they address evolving national security challenges.About the OpportunityLeidos is seeking a Linux Systems Administrator - Quality Assurance to support Linux-based environments that enable mission-critical testing, validation, and... 
    Suggested
    Full time

    Leidos

    Laurel, MD
    3 days ago

  • Linux & Cyber Tools Administrator

    $80k - $128k

     ...cybersecurity challenges.Location: Beltsville, MD.What you’ll do:Provide Linux and cyber tools administration and Tier 2 support across a range...  ...and leverage Satellite server for distributed RHEL patching.Develop and maintain process documentation regarding Linux... 
    Suggested
    Contract work
    Work experience placement
    Shift work

    Peraton Corporation

    Beltsville, MD
    3 days ago

  • Senior Linux Engineer

    $190k - $200k

     ...-to-day operations, monitoring & problem resolution for all the client/server/storage/network devices, etc. Configure and manage Linux, and possibly Windows operating systems, installs/loads operating system software and patches to maintain security compliance, troubleshoot... 
    Suggested
    Full time
    Immediate start
    Remote work

    Shield Consulting Solutions

    Laurel, MD
    2 days ago

  • Federal HPC Linux System Administrator, (Clearance required TS/SCI with Poly) On-Site, Maryland

    $119.5k - $275k

    Federal HPC Linux System Administrator, (Clearance required TS/SCI with Poly) On-Site, MarylandThis role has been designed as ‘’Onsite...  ...share troubleshooting techniques, new ideas, and utilities to help develop and grow organizational knowledge Manage software issues for... 
    Suggested
    Full time
    Work experience placement
    Work at office

    Hewlett Packard Enterprise

    Annapolis Junction, MD
    3 days ago

  • Senior Linux and VMware Systems Administrator

    $155k

    ManTech International seeks a Sr. Linux/VMware System Administrator to support mission-critical federal and defense programs. In this role, you will design, administer, and optimize secure Red Hat/Linux and VMware environments, ensuring high availability, performance, and... 
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    ManTech International

    Laurel, MD
    a month ago

  • Senior Linux System Administrator

    $128k - $214.4k

     ...Linux System AdministratorUnlock 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... 
    Hourly pay
    Contract work
    Temporary work
    Work experience placement
    Work at office
    Local area
    Remote work

    ManTech

    Laurel, MD
    3 days ago

  • Linux System Administrator

     ...don’t love the bullet points, but we love the work!) As the Linux System Administrator, you'll get to be part of a team responsible...  ...Skills Experience using the Linux CLI Experience developing scripts using Bash/Python Experience performing System Administration... 
    Full time
    Visa sponsorship
    Work visa

    GIGATEC Engineering

    Annapolis Junction, MD
    14 days ago

  • Linux System Administrator - Defense & Intelligence

    $135k

    ManTech International seeks a Linux System Administrator to support critical national security missions. In this role, you will install, configure, secure, and maintain Linux servers supporting defense and intelligence customers. Responsibilities include system monitoring... 

    ManTech International

    Laurel, MD
    a month ago

  • Linux Systems Administrator

     ...Technical Training, Certification(s) or Degree ● Experience: 10+ years of related experience with a ● Technical skills: Knowledge of Linux and Windows operating systems and command-line interface (CLI) Some familiarity in scripting languages (e.g Bash, PowerShell)... 

    General Dynamics Information Technology

    Annapolis Junction, MD
    more than 2 months ago

  • Linux System Administrator

     ...analytics solutions through proven and innovative methods is our vision. Job Description: Dobbs Defense Solutions is seeking a Linux System Administrator to provide technical support to the Fort George G. Meade. The role includes administering and securing RHEL... 
    Full time
    Local area

    Dobbs Defense Solutions, LLC

    Maryland, MD
    21 days ago

  • Senior Linux/Network Administrator

    Requires a minimum TS/SCI CI PolySenior Linux/Network AdministratorJob SummaryThe selected candidate will be responsible for performing daily system administration and O&M support activities in support of a complex network environment with geographically distributed systems... 

    CyberCore Technologies

    Annapolis Junction, MD
    6 days ago

  • Linux System Administrator

    $120k - $157.5k

     ...) Best Places to Work 2026! Belay Technologies is seeking a System Administrator (SA) to join our Intel team. The SA will provide Linux systems administration and operational support for mission-critical environments, including command-line system administration and application... 
    Full time
    Contract work
    Work experience placement
    Flexible hours

    Belay Technologies

    Annapolis Junction, MD
    a month ago

  • System Engineer III (Linux/Windows)

     ...environments. This role requires hands‑on administration of Windows and Linux systems, support for networking devices, and familiarity with...  ...validation, and audit readiness.Automation & Management — Develop or support automation workflows to streamline system administration... 
    Contract work
    Flexible hours

    ProSync Technology Group

    Annapolis Junction, MD
    6 days ago

  • Sr. Linux Engineer

     ...years of experience as a system engineer may be substituted for a degree Job Description: Administer, configure, and maintain Linux operating systems to ensure high performance and reliability. Responsible for OS installation, system health and security integrity,... 
    Full time
    Immediate start
    Remote work

    Shield Consulting Solutions

    Laurel, MD
    a month ago

  • Linux System Administrator Level 2

    $115k - $130k

     ...Linux System Administrator Level 2 Location: Fort Meade, MD Employment Type : Full-Time Clearance: TS/SCI with Full Scope Polygraph Salary Range: $115,000 to $130,000 per year OTA is seeking System Administrators to provide support for implementation, troubleshooting... 
    Full time

    Ops Tech Alliance

    Maryland, MD
    more than 2 months ago

  • Linux Administrator

    $33 - $35 per hour

     ...Job Title: Support Technician / Linux Admin Location: Clarksburg, MD (onsite) Job Type: 6 month contract to hire Pay Rate:...  ...$33-35/hr Our client is a leader in the vehicle industry, developing cutting-edge technology. Their innovative approach is creating... 
    Permanent employment
    Contract work

    Synchro

    Clarksburg, MD
    3 days ago

  • Linux Systems Administrator SME - Active TS/SCI /w poly (Up to a 30k sign on bonus available)

     ...from threats. Job Description SYSTEMS ADMINISTRATOR SME – LINUX Grow your impact. Grow your career. At GDIT, you’re not...  ...security policies. Collaboration Partner with software developers and IT stakeholders to support system integration, patch... 
    Long term contract
    Contract work
    Work from home
    Relocation package
    Flexible hours

    General Dynamics Information Technology

    Annapolis Junction, MD
    more than 2 months ago

  • Linux System Administrator

     ...LINUX SYSTEM ADMINISTRATOR - Northern Virginia We are seeking an experienced Linux System Administrator to support large-scale Linux enterprise environments operating within highly secure settings. This is an opportunity to work across both traditional infrastructure... 
    Full time

    Searchability Aerospace & Defense

    Baltimore, MD
    4 days ago

  • Oracle DBA/System Administrator

     ...security, and enterprise content/data management services. We have developed our methodologies and processes based on the IT Infrastructure...  ...queries4 years or more of managing Oracle databases in a Unix/Linux environmentPossess excellent verbal and written communications... 
    Flexible hours
    Weekend work

    Comtech

    Beltsville, MD
    3 days ago

  • Linux Systems Administrator

    $92.3k - $166.85k

    Linux Systems AdministratorLocation: Suitland, MDSecurity Clearance: Active TS/SCI RequiredLeidos is seeking an experienced Linux Systems Administrator to support mission‑critical Scientific & Technical Intelligence (S&TI) systems at the Office of Naval Intelligence (ONI... 
    Full time
    Work at office

    Leidos

    Suitland, MD
    3 days ago