• Novul Solutions (Ashburn, VA)
    Job Description We are seeking a skilled and dedicated Operations and Maintenance (O&M) Systems Engineer to join our team. This critical role supports a complex DHS ... effort within the CBP Passenger Systems Program Directorate (PSPD), which ensures the seamless screening and processing of travelers at US ports of entry. As a … more
    Upward (07/03/25)
    - Save Job - Related Jobs - Block Source
  • ARSIEM (Arlington, VA)
    …of directly relevant experience in system administration Experience with multiple operating systems , including Linux /Unix & MacOS Experience and knowledge of ... and technical resources at the tactical levels and implementing infrastructure solutions supporting command decision-making and execution of mission requirements… more
    Upward (07/13/25)
    - Save Job - Related Jobs - Block Source
  • CACI International, Inc. (Norfolk, VA)
    …system reliability and efficiency Contribute to the modernization of NMMES infrastructure , balancing legacy systems with new technology integration Implement ... engineering, DevOps, or site reliability engineering Strong knowledge of Linux /Unix systems administration Experience with configuration management tools (eg,… more
    Upward (07/20/25)
    - Save Job - Related Jobs - Block Source
  • Palo Alto Networks (Washington, DC)
    …in this domain. Your Impact Assist in the development of internal infrastructure design for research, development, and testing focused on offensive security Conducts ... processes and engagements Conducts IT application testing, cybersecurity tool and systems analysis, system and network administration, and systems engineering… more
    Upward (07/12/25)
    - Save Job - Related Jobs - Block Source
  • Sr Principal Systems Engineer…

    General Dynamics Information Technology (Washington, DC)
    …PRINCIPAL SYSTEMS ENGINEER WILL MAKE AN IMPACT:** + Enterprise Authorization: Integrate Linux Systems (currently, RHEL 7/8 and Ubuntu systems ) into a ... Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** Systems...and Single Sign On. + Enterprise Provisioning: Configure new Linux systems for customer use and ensuring… more
    General Dynamics Information Technology (07/07/25)
    - Save Job - Related Jobs - Block Source
  • IT Linux Systems Administrator - Top…

    SpaceX (Hawthorne, CA)
    IT Linux Systems Administrator - Top Secret Clearance Hawthorne, CA Apply SpaceX was founded under the belief that a future where humanity is out exploring ... ultimate goal of enabling human life on Mars. IT LINUX SYSTEMS ADMINISTRATOR - TOP SECRET...+ Experience with configuration management (Puppet, Chef, Ansible), provisioning, infrastructure as code, and other DevOps concepts and tools… more
    SpaceX (05/06/25)
    - Save Job - Related Jobs - Block Source
  • Linux Systems Administrator (Onsite)…

    RTX Corporation (Cedar Rapids, IA)
    …growth opportunity with our DT - Information Workplace Services team for a talented Linux Systems Administrator / Analyst. You will collaborate with a team of ... define computing requirements and create end-to-end solutions to solve complex IT infrastructure problems. **_**_** **_This position is onsite in Cedar Rapids; IA… more
    RTX Corporation (07/09/25)
    - Save Job - Related Jobs - Block Source
  • Top Secret Linux System…

    Insight Global (Colorado Springs, CO)
    Job Description Insight Global is hiring for a Lead Linux System Administrator to support a large government prime in Colorado Springs, CO. This is an onsite M-F ... position and will require a Secret DoD clearance and willingness to work onsite at...Administrator will support the Modeling and Simulation Software (MSS) Infrastructure team based out of Schriever AFB, CO. The… more
    Insight Global (07/26/25)
    - Save Job - Related Jobs - Block Source
  • Specialist, Cyber Infrastructure

    L3Harris (Colorado Springs, CO)
    …sea and cyber domains in the interest of national security. Job Title: Cyber Infrastructure Systems Engineer Job Code: 21703 Job Location: Colorado Springs, CO ... and validation, cost and risk and supportability and effectiveness analyses for total systems . Analyses are performed at all levels of total system product to… more
    L3Harris (06/11/25)
    - Save Job - Related Jobs - Block Source
  • Linux Systems

    Northrop Grumman (Wright Patterson AFB, OH)
    Systems Administrator/Principal Systems Administrator to maintain and enhance Linux Systems and Infrastructure for the National Air and Space ... Wright Patterson Air Force Base in Dayton, OH. This Linux Systems Administrator will be an active...Systems Administrator:** + Active Department of Defense Top Secret /Sensitive Compartmented Information security clearance + IAT Level II… more
    Northrop Grumman (07/03/25)
    - Save Job - Related Jobs - Block Source
  • AWS Infrastructure /DevOps Engineer,…

    Deloitte (Charlotte, NC)
    …experience with DevOps processes, tools and technologies + 3+ years of experience in Linux systems administration + Active Secret security clearance + Must ... the possible, and fulfill their mission promise. Our Hybrid Cloud Infrastructure offering provides specialized engineering capabilities to design, implement, manage,… more
    Deloitte (07/17/25)
    - Save Job - Related Jobs - Block Source
  • Linux Systems Administrator…

    TEKsystems (Cedar Rapids, IA)
    …( secret or top secret )** We are seeking a skilled and proactive Linux Systems Administrator to join our IT infrastructure team. The ideal candidate ... development and DevOps teams to support application deployment and infrastructure needs Skills red hat enterprise linux ,...experience. * * 3+ years of experience as a Linux Systems Administrator. * Strong expertise in… more
    TEKsystems (07/25/25)
    - Save Job - Related Jobs - Block Source
  • Senior Specialist, Cyber Infrastructure

    L3Harris (Melbourne, FL)
    …sea and cyber domains in the interest of national security. Job Title: Systems Administrator ( Linux /Windows) Job Code: 23569 Job Location: Melbourne, FL Job ... and validation, cost and risk and supportability and effectiveness analyses for total systems . Analyses are performed at all levels of total system product to… more
    L3Harris (05/02/25)
    - Save Job - Related Jobs - Block Source
  • Linux Systems Administrator, SME

    UIC Government Services and the Bowhead Family of Companies (Corona, CA)
    …* Systems Administrator administers and supports daily operational requirements. * Linux Systems Administration: Install, configure, and maintain Linux ... for the administration, maintenance, and support of our critical Linux -based infrastructure . Experience working within a Department...as a System Administrator with a strong focus on Linux systems . * Deep understanding of … more
    UIC Government Services and the Bowhead Family of Companies (07/03/25)
    - Save Job - Related Jobs - Block Source
  • Linux Principal Windows Systems

    Serco (Kirtland AFB, NM)
    **Position Description** Serco is seeking a Linux Principal Windows Systems Administrator to join our team supporting the Defense Systems sector at Kirtland ... servers and workstations. + Install, harden, and patch Linux operating systems . + Develop presentations and...possess an active US Department of Defense (DoD) Top Secret security clearance and be able to maintain it.… more
    Serco (05/17/25)
    - Save Job - Related Jobs - Block Source
  • Senior Linux /Unix Systems

    SMX (Dahlgren, VA)
    …Test & Evaluation environments, ensuring the functionality, security, and efficiency of Unix/ Linux -based systems , networks, and software infrastructure . This ... Senior Linux /Unix Systems Administrator (4411)at SMX(View all...Top Secret + 6+ years' experience administering Linux /Unix systems and networks + Experience with… more
    SMX (07/25/25)
    - Save Job - Related Jobs - Block Source
  • Principal Linux System Administrator

    BAE Systems (Manchester, NH)
    …**Key responsibilities include:** + Administer patch management for RHEL-based Linux systems , including vulnerability scanning, patch deployment, and ... protection and ePO integration. + Deploy and configure Splunk Universal Forwarders on Linux systems ; manage log ingestion and index routing. + Reset LDAP… more
    BAE Systems (07/10/25)
    - Save Job - Related Jobs - Block Source
  • Linux Systems Engineer

    General Dynamics Information Technology (Springfield, VA)
    …**Experience:** 5 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Linux Systems Engineer** A Linux Systems Engineer ... Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Kubernetes, Linux , Systems Engineering… more
    General Dynamics Information Technology (04/28/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator (Unix/…

    First Division Consulting (Dahlgren, VA)
    …Test & Evaluation) environments, ensuring the functionality, security, and efficiency of Unix/ Linux -based systems , networks, and software infrastructure . The ... on contract award** Position Overview: First Division Consulting is seeking a Senior Unix/ Linux Systems Administrator to support a Department of the Navy (DoN)… more
    First Division Consulting (06/19/25)
    - Save Job - Related Jobs - Block Source
  • Linux Systems Administrator

    Leidos (Beavercreek, OH)
    …Security team within the Digital Modernization sector is seeking an experienced ** Linux Systems Administrator** to work onsite in Beavercreek, Ohio. You ... skills to perform testing, deploying, maintaining, and administering cyber systems across networks along with their infrastructure ...you do in this role?** + Work primarily on Linux based systems to design, build, integrate,… more
    Leidos (07/25/25)
    - Save Job - Related Jobs - Block Source