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  • Linux System Administrator

     ...skills, as more fully set forth at each level may include: providing support for the implementation and operation of Red Hat Enterprise Linux-based Information Technology (IT) systems or Red Hat Derivative systems, installing and configuring Linux-based operating systems... 
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    The Kenjya-Trusant Group LLC

    Annapolis, MD
    2 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
    2 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... 
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    Full time
    Immediate start
    Relocation package
    Flexible hours

    Leidos

    Annapolis Junction, MD
    4 days ago

  • Enterprise - Test Engineer - Linux, Automation, Git 7/6/2026 Annapolis Junction, MD MD - TOU

    $160k - $240k

     ...Enterprise - Test Engineer - Linux, Automation, Git Annapolis Junction, MD Erias Ventures was founded to serve its customers with an entrepreneurial mindset. We value creative problem-solving , open communication , and empowering our employees to make decisions... 
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    Erias Ventures, LLC

    Annapolis, MD
    3 days ago

  • CNO - Senior Embedded Software Engineer - C, C++, Linux 7/2/2026 Annapolis Junction, MD

    $220k - $265k

     ...CNO - Senior Embedded Software Engineer - C, C++, Linux Annapolis Junction, MD Erias Ventures was founded to serve its customers...  ...engineering, x86 Assembly, and automated unit testing in Python to develop capabilities, research existing functionality, perform protocol... 
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    Immediate start
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    Erias Ventures, LLC

    Annapolis, MD
    3 days 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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    Booz Allen Hamilton

    Annapolis Junction, MD
    2 days ago

  • Sr. Linux Systems Administrator

    $176k - $282k

     ...our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure.ResponsibilitiesJob Description: Linux systems deployment and managementSystems patching and upgradesSoftware installation and configurationIAVA patching and documentation... 
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    Peraton Corporation

    Annapolis Junction, MD
    4 days 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... 
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    Full time

    Leidos

    Laurel, MD
    2 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... 
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    Peraton Corporation

    Beltsville, MD
    4 days ago

  • TEST ENGINEER - Linux/Scripting/APIs - 8+ yrs of Experience - TS/SCI w/Poly clearance is required -

     ...Job Description Job Description Test Engineer - Linux/Scripting/APIs - 8+ yrs of Experience - TS/SCI w/Poly Clearance Halogen...  ...documents, acquisition plans, and system descriptions to develop evaluation and test plans and procedures, prepare for and conduct... 
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    Halogen Engineering Group, Inc

    Annapolis, MD
    5 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... 
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    Hewlett Packard Enterprise

    Annapolis Junction, MD
    2 days ago

  • Cloud Systems Administrator II TS/SCI Clearance

     ...monitor cloud-based platforms that serve the Intelligence Community. Responsibilities include troubleshooting, installing Linux systems, and developing automation scripts to enhance operational efficiency. Qualified individuals must possess Top Secret clearance and a... 
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    Momentum Engineering

    Annapolis, MD
    2 days ago

  • IT Network Specialist - 131 Certifications + Housing Allowance

    ABOUT THIS JOB ***THIS POSITION REQUIRES AN ENLISTMENT IN THE U.S. ARMY OR ARMY RESERVE*** As a Network Communication Systems Specialist, you'll be responsible for installing, repairing, and maintaining cabling and wiring, telecommunication systems, and network management...
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    Part time
    Immediate start
    Relocation package

    US Army Reserves

    Arnold, MD
    7 days ago

  • Linux System Administrator

    $168k - $195k

     ...Description Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2026!  Belay Technologies is seeking a Linux Systems Administrator with 10+ years of experience and a technical degree to support secure, mission-critical environments. The... 
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    Belay Technologies

    Hanover, MD
    28 days ago

  • Solaris & Linux System Administrator

    $10k

     ...for a hands-on systems professional with expertise in Solaris and Linux administration, enterprise storage solutions, backup and...  ...government engineers and management to gather mission requirements, develop the architecture to deliver the needed functionality and assess... 
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    Temporary work
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    Columbia Technology Partners

    Annapolis Junction, MD
    12 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
    19 hours 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
    1 day ago

  • System Administrator II

     ...seeking a skilled System Administrator to join our team! Specifically, the DEFSMAC team is seeking a System Administrator with strong Linux experience. This position requires an in-scope polygraph (within 7 years). Key Responsibilities Manage and monitor IT infrastructure... 

    Reflexive Concepts

    Annapolis, MD
    2 days ago

  • Manager, Cyber System Administrators

    $135k - $216k

     ...Attached Storage (NAS) clusters, *NIX operating systems (Solaris, Linux), Windows Servers, and MacOS clients.Certification: DoD 8570.01...  ...Guidance such as DISA STIG’s.Experience supporting developer operations using Agile or SCRUM framework, particularly using the... 
    Contract work
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    Shift work

    Peraton Corporation

    Annapolis, MD
    4 days ago

  • System Administrator 1

     ...Responsibilities & Qualifications Containers/Cloud environments Storage Management Virtualization IP networking and firewall experience All Linux: solid understanding of PKI/TLS/crypto and crypto policies Experience with automation tools is a bonus Application support and... 
    Full time

    Avid Technology Professionals

    Annapolis, MD
    2 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... 
    Visa sponsorship
    Work visa

    GIGATEC Engineering

    Annapolis Junction, MD
    20 days ago

  • Linux System Administrator

    $185k - $215k

     ...subject matter experts, consider joining our team! Essential Responsibilities:  Candidate will be responsible for providing Sr. level Linux System Administration support for the program. Required:  Sr. Linux (Red Hat/Rocky/CentOS) experience (15 years) Desired:... 

    Peterson Technologies

    Annapolis Junction, MD
    17 days ago

  • Linux Systems Administrator

     ...Job Description Job Description: Quevera is seeking a Linux Systems Administrator with an active TS/SCI clearance with Polygraph...  ...scripting skills, including modifying existing scripts and developing new scripts. Clear documentation and communication skills.... 
    Temporary work

    Quevera LLC

    Annapolis Junction, MD
    17 days ago

  • Systems Administrator

     ...operate and maintain internal and customer environments including: Linux servers, virtual machines, shared storage, identity services,...  ...scripting skills, including the ability to modify existing scripts and develop new scripts. Clear documentation and communication skills.... 

    Bespoke Technologies

    Annapolis, MD
    2 days ago

  • Linux System Administrator III

     ...Job Description Job Description Linux System Administrator III Omega Enterprise Solutions is a Maryland-based, Service-Disabled Veteran-Owned Small Business (SDVOSB) with a special focus on the U.S. Department of Defense (DoD) and Intelligence Community (IC) mission... 

    Omega Enterprise Solutions, LLC

    Annapolis Junction, MD
    12 days ago

  • Linux System Administrator

    $101k - $129k

     ...services that are critical to national security. You will help develop, deploy, and support worldwide high-performance bulk data transport...  ...partners. This is a strong fit for someone who enjoys Linux, operational support, and keeping high-availability systems moving... 
    For contractors
    Immediate start
    Worldwide
    Visa sponsorship

    Intelliforce-IT Solutions Group

    Annapolis Junction, MD
    15 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-...  ...Skills: Experience using the Linux CLI Experience developing scripts using Bash/Python Experience in performing System... 
    Contract work
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    Local area

    Red Arch Solutions

    Annapolis Junction, MD
    13 days ago

  • Linux Systems Administrator

    $158.78k - $169.58k

     ...in an environment where you can help design the architecture and develop solutions to meet organizational needs.  Looking for an...  ...motivated individual to join a small, talented, and hardworking Linux team in a hybrid cloud environment. This team creates, maintains... 

    Lentech Inc.

    Laurel, MD
    19 days ago

  • Senior System Administrator

    Be a member of a system administration team responsible for the design, deployment, installation, configuration and maintenance of Linux/UNIX-based server systems and software. Be able to learn quickly and work independently as well as collaborate with team and project... 

    Implify Inc

    Annapolis, MD
    2 days ago

  • US Defense - System Administrator Senior Technology Consultant, (Clearance TS/SCI) Aberdeen, MD, Onsite

    $109k - $251k

     ...deliverables across several technologies. • Demonstrates innovation in developing and clearly communicating new deliverables and service...  ...SCI is preferred. Certifications: Requires CompTIA Security+ and Linux+ certifications or equivalents such as RHCSA, RHCE, CISSP etc.... 
    Full time
    Contract work
    Work experience placement
    Work at office
    Local area
    Immediate start
    Weekend work

    Hewlett Packard Enterprise

    Annapolis, MD
    19 hours ago