• Fidelis Administrator - Active TS /SCI…

    ENS Solutions (College Park, MD)
    …analyze root causes and resolve complex issues utilizing your knowledge of industry. Performs systems administration of cyber tools sets and server systems ... Install, configure and manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system design and… more
    ENS Solutions (12/27/25)
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  • Systems & Database Administrator

    CACI International (Suitland, MD)
    …this dynamic role, you'll utilize your diverse skill set across software development, Linux systems engineering, database administration , cloud services, and ... a seasoned Full Stack Engineer with a passion for systems and database administration ? We have an...Platform Engineering:** + Administer and maintain Red Hat Enterprise Linux (RHEL) systems . + Perform command-line operations,… more
    CACI International (12/17/25)
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  • Modernization Cyber Systems Administrator…

    Lockheed Martin (Hanover, MD)
    **Description:** **The Work:** We are seeking professionals interested in Systems Administration \. * Here, you are going to provide life\-cycle services to ... offers\. \#RMSC6ISR \#OneLMHotJobs \#RMSRB2025 **Basic Qualifications:** * Current DoD Top Secret SCI with Polygraph SA2: *...Diploma or GED plus fourteen \(14\) years of general systems administration experience OR * A Bachelor's… more
    Lockheed Martin (10/10/25)
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  • Senior Systems Engineer with Poly

    BigBear.ai (Annapolis Junction, MD)
    … to ensure optimized performance and security + Support patching, upgrading, and migrating of Linux systems and VMs. + Support agile activities for systems ... Overview BigBear.ai is seeking a Senior Systems Engineer with an active TS /SCI...Proficient with Linux . Minimum of 2 years Linux system administration experience. + Experience with… more
    BigBear.ai (12/30/25)
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  • Information Systems Security Officer

    FGS, LLC (Suitland, MD)
    Systems , or related field preferred + Minimum 10 years of systems administration and cybersecurity experience (Windows and Linux ) + Current DoD IAT Level ... Security Officer Suitland, MD **Required:** US Citizenship **Clearance Requirement:** Top Secret with SCI eligibility **Certification Requirement:** DoD IAT… more
    FGS, LLC (11/22/25)
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  • Systems Engineer, Senior

    BOOZ, ALLEN & HAMILTON, INC. (Fort Meade, MD)
    …direction, and mentor and supervise team members. You'll support Windows and Linux systems engineering efforts in system design and evaluation, solution ... Systems Engineer, Senior The Opportunity: Are you looking...engineering, sof tware development, or system administration . You'll use your passion to learn new skills… more
    BOOZ, ALLEN & HAMILTON, INC. (12/07/25)
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  • Software Developer - TS /SCI clearance…

    V2X (Columbia, MD)
    …with another object oriented programming language + Linux Operating Systems OR significant experience in administration and automation with another ... customer developers, operators, and other supported elements. + Active TS /SCI clearance required. Must be willing to undergo a... Administration + Familiarity with multiple operating systems ( Linux , Windows, Mac) + Familiarity with… more
    V2X (11/11/25)
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  • CNS Systems Administrator

    BAE Systems (Annapolis Junction, MD)
    …security architectures. + Must have experience or familiarity with the following systems : Windows/ Linux operating systems , VMware, and Networking: Switches, ... a global leader in advanced defense, security, and aerospace technologies, BAE Systems offers a dynamic and challenging work environment where innovation and… more
    BAE Systems (12/29/25)
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  • Systems Engineer (SME)

    Leidos (Bethesda, MD)
    …hardware and cloud resources. + Design, implement, and maintain high-availability Linux systems (RHEL, CentOS, Ubuntu) supporting mission-critical applications ... the latest patches and upgrades). + Collaborate with cross-functional teams to integrate Linux systems with cloud platforms (AWS, Azure, GCP) and hybrid… more
    Leidos (12/11/25)
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  • SAP Ns2 Hana DBA- TS /CSI poly…

    SAP (Columbia, MD)
    …and active TS /SCI poly and onsite 100%. **Key Responsibilities:** **Database Administration :** * Install, configure, and maintain SAP HANA database systems ... and database design principles. * Familiarity with SAP Basis administration and integration with SAP systems . *...HANA Cockpit, or SAP Solution Manager. * Knowledge of Linux operating systems and shell scripting. *… more
    SAP (11/01/25)
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