• Network Management Systems (NMS)…

    CACI International (Sterling, VA)
    Network Management Systems (NMS) Linux Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph ... * **The Opportunity** : We are seeking an experienced Linux Engineer to join our team with...and management infrastructure. **Responsibilities:** + Administer, configure, and troubleshoot Linux -based systems (eg, CentOS, Ubuntu, RHEL more
    CACI International (12/19/25)
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  • Senior Linux & Windows Systems

    General Dynamics Information Technology (Fairfax, VA)
    …Management **Experience:** 5 + years of related experience **Job Description:** As a **Senior** ** Linux & Windows Systems Engineer ** , you will support the ... configuration. + Act as a Senior Systems Engineer to lead troubleshooting with Linux and...etc.). + Must be proficient with Windows Server and Linux ( RHEL 9) VM system administration in… more
    General Dynamics Information Technology (01/10/26)
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  • Linux Engineer - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …Successful candidates are expected to have related experience and knowledge/understanding of: + Linux Operating systems as a server or desktop such as Red ... Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux Environments,Red Hat Ansible,System Administration **Experience:** 2 + years of… more
    General Dynamics Information Technology (12/15/25)
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  • Senior Linux Administrator Team Lead

    General Dynamics Information Technology (Falls Church, VA)
    Systems ,Software Updates,System Administration,Technical Issues **Certifications:** Red Hat Certified Engineer (RHCE) | Red Hat - Red Hat, CompTIA Security+ CE ... MAKE AN IMPACT:** + Provide system administration support for Linux operating systems including installing software, applying...8 Servers **Required Technical Skills Requirements:** + Experience managing RHEL 7 and RHEL 8 Linux more
    General Dynamics Information Technology (10/25/25)
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  • Senior Linux Systems Administrator

    Leidos (Arlington, VA)
    **Description** The Leidos Digital Modernization Sector is seeking a **_Senior Linux Systems Administrator_** in support of the Air Force National Capital ... leading the upgrade of our existing Red Hat Enterprise Linux 8 systems to version 9, ensuring...Servers, iDRAC, AWS and Azure. + SW experience: Operating Systems : RHEL8 and RHEL 9. + Red… more
    Leidos (12/20/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …IT Operations team. The successful candidate will manage and support enterprise Linux systems that are mission-critical to national security operations. This ... fast-paced environment. Responsibilities * Install, configure, secure, and maintain Linux servers ( RHEL , CentOS, Ubuntu, or similar...of Identity and Access Management (IAM) and integration with Linux systems . * Red Hat Certified System… more
    CACI International (11/13/25)
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  • Artificial Intelligence & Machine Learning…

    Honeywell (Washington, DC)
    We're seeking a highly skilled Artificial Intelligence & Machine Learning Systems Engineer to architect, design, and develop advanced AI/ML systems that ... EW systems containing advanced GPU/NPU-accelerated AI infrastructure + Perform Linux systems administration at the classified level: kernel tuning for… more
    Honeywell (01/07/26)
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  • Security Engineer

    Leidos (Lorton, VA)
    …lieu of a degree. + 5-8+ years of hands-on experience administering and securing Linux systems in an enterprise environment. + Active TS/CI government security ... to deliver cybersecurity and information assurance services. **Primary Responsibilities** The Security Engineer - Linux / Tenable Compliance is responsible for… more
    Leidos (12/11/25)
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  • CyberArk Systems Engineer

    General Dynamics Information Technology (Fairfax, VA)
    …**Experience:** 5 + years of related experience **Job Description:** As a **CyberArk Systems Engineer ** , you will support the Hosting Services and Identity ... (DIS) at Health Resources and Services Administration (HRSA). The CyberArk Systems Engineer will be performing installations, upgrades, monitoring, maintenance,… more
    General Dynamics Information Technology (01/08/26)
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  • Systems Engineer - TS/SCI…

    General Dynamics Information Technology (Herndon, VA)
    …and maintenance. + Upgrade and maintain operating systems and application software on LINUX ( Linux ( RHEL , CentOS, Scientific Linux ) and Microsoft ... while you advance your career. Join GDIT as a Systems Engineer and build an impactful career...candidate will need to demonstrate an in-depth understanding of Linux /Unix and a firm understanding of cloud technologies. Candidate… more
    General Dynamics Information Technology (01/08/26)
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  • Integration Engineer

    Actalent (Fairfax, VA)
    …carry out high-stakes national security missions. What you'll be doing The integration engineer will develop and test operating systems to ensure the integration ... facilities, US citizenship is required. Skills linux , red hat, red hat linux , rhel 7, scripting, bash scripting, python, bash, integration, centos, fedora,… more
    Actalent (01/10/26)
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  • Systems Engineer (SME)

    Leidos (Bethesda, MD)
    …associated hardware and cloud resources. + Design, implement, and maintain high-availability Linux systems ( RHEL , CentOS, Ubuntu) supporting mission-critical ... **Leidos** has a new and exciting opportunity for a Systems Engineer - SME in our **National...and upgrades). + Collaborate with cross-functional teams to integrate Linux systems with cloud platforms (AWS, Azure,… more
    Leidos (12/11/25)
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  • Senior Computer Network Defense (CND)…

    V2X (Springfield, VA)
    …Management (SIEM) products, vulnerability scanning tools as deployed within hosted Information Systems . Responsibilities + The Senior CND Engineer develops and ... are hiring for a Senior Computer Network Defense (CND) Engineer with an active TS/SCI clearance - with the...years experience in maintaining and operating Red Hat Enterprise Linux ( RHEL ) servers. + Shall meet the… more
    V2X (12/12/25)
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  • EOC - Enterprise Systems Monitoring…

    ASM Research, An Accenture Federal Services Company (Ashburn, VA)
    Seeking a Systems Engineer to support federal client with enterprise monitoring of distributed systems . The candidate will have 5 years of experience ... the application teams to gather requirements and tune the systems for alert thresholds. Supporting after hours incidents as...IT infrastructure management. + Proficiency with Windows Server and Linux (eg, RHEL , CentOS). + Strong skills… more
    ASM Research, An Accenture Federal Services Company (11/21/25)
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  • DevSecOps Engineer

    Lockheed Martin (Herndon, VA)
    …through our 21st Century Security(R) vision\. Lockheed Martin provides Red Hat Enterprise Linux \( RHEL \)/SE Linux based HPC services throughout the lifecycle ... to troubleshoot automation/deployment issues * Install software libraries functioning in RHEL /SE Linux environment to support DC\-MLS(R) Enterprise deployments *… more
    Lockheed Martin (01/07/26)
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  • Systems Engineer /Developer (TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …flows and analyzing data failure conditions + Extensive experience as a Linux Systems Administrator, preferably RHEL /CentOS (installation, configuration, ... years of related experience **US Citizenship Required:** Yes **Job Description:** The Systems Engineer will develop, build, deploy, manage, and administer cloud… more
    General Dynamics Information Technology (01/02/26)
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  • Senior Network/ Systems Tools…

    Jacobs (Chantilly, VA)
    …orchestration technologies like Kubernetes in Linux environments. * Operating Systems : Proficiency in Linux ( RHEL ) with experience administering ... a Jacobs Company, has an opening for a Senior Network/ Systems Tools Engineer to support the Intelligence...Routing Director (formerly Paragon), which runs Kubernetes with a Linux base OS. Develop and maintain API integrations using… more
    Jacobs (01/06/26)
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  • Senior Network/ Systems Tools…

    Leidos (Chantilly, VA)
    …orchestration technologies like Kubernetes in Linux environments. + Operating Systems : Proficiency in Linux ( RHEL ) with experience administering ... at Leidos has an opening for an a Senior Network/ Systems Tools Engineer to support the Intelligence...Routing Director (formerly Paragon), which runs Kubernetes with a Linux base OS. Develop and maintain API integrations using… more
    Leidos (12/20/25)
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  • Unix System Engineer

    General Dynamics Information Technology (Fairfax, VA)
    …data centers in multiple states, and tenants in Azure and AWS. The Unix Systems Engineer will work as a technical contributor in Operations, Maintenance, ... assigned **Qualifications** **:** **Required Qualifications:** + 5 Years Experience supporting RHEL /CentOS Systems + Red Hat Certified System Administrator… more
    General Dynamics Information Technology (01/13/26)
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  • Cloud Engineer

    Nightwing (Sterling, VA)
    …- Must be able to obtain DHS Suitability. - 6+ years of experience as a Cloud Engineer , Linux Systems Engineer , or similar role. - Experience with cloud ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to...Cloud Engineer with strong Red Hat Enterprise Linux ( RHEL ) experience to join our DevOps… more
    Nightwing (11/26/25)
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