• Application Security Engineer

    Steampunk (Mclean, VA)
    …product being deployed and/or maintained. **Preferred:** + Former Developer, Systems Administrator , WebApp Security Assessor experience + Understanding of ... + Working knowledge of operating system and dynamic application security testing scan tools - Invicti, Web Inspect, DAST/IAST suites + Experience using… more
    Steampunk (12/04/25)
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  • Cloud Administrator

    Leidos (Ashburn, VA)
    …of cloud security practices, IAM, encryption, VPNs, firewalls, and security tools . + Proficiency in networking concepts and configurations, such ... **Description** The US Department of Homeland Security (DHS), Customs and Border Protection (CBP) ...violations. We are seeking a skilled and motivated Cloud Administrator to join our growing team. **Primary Responsibilities:** The… more
    Leidos (11/15/25)
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  • Senior Systems Administrator

    TekSynap (VA)
    …system administrator efficiency and accuracy via the use of automated tools and scripts, develops system administrator procedures, and conducts system ... **Certifications** + DoD 8570 IAT Level II Baseline Certification + COMPTIA Security + CE + Cisco Certified Network Associate (CCNA) + COMPTIA Cybersecurity Analyst… more
    TekSynap (11/15/25)
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  • System Administrator

    Gromelski & Associates, Inc. (Manassas, VA)
    …for performance, capacity, availability, serviceability, and recoverability. + Implementing security procedures and tools . + Communicating with internal ... **System Administrator ** Location **Manassas, VA (Relocation Assistance Available)** Job...working with new applications and equipment. + Implementing information security and information assurance policies, principles, and practices. +… more
    Gromelski & Associates, Inc. (12/17/25)
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  • SharePoint Administrator Expert (SME)…

    General Dynamics Information Technology (Fort Belvoir, VA)
    …and Security Command (INSCOM). + Provides Microsoft SharePoint 2019 administrator support for a large customer within the DoD community. Administrator ... related experience **US Citizenship Required:** Yes **Job Description:** **SharePoint Administrator Expert (SME) - TS/SCI required** Make meaningful contributions… more
    General Dynamics Information Technology (10/29/25)
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  • Systems Administrator

    General Dynamics Information Technology (Sterling, VA)
    …of related experience **US Citizenship Required:** Yes **Job Description:** SYSTEMS ADMINISTRATOR SENIOR Advance how our customers operate while you advance your ... career. Join GDIT as a Systems Administrator Senior and build an impactful career in enterprise...the mission of the customer by ensuring the reliability, security , and availability of critical Sense & Warn (S&W)… more
    General Dynamics Information Technology (12/18/25)
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  • MDM Application Database Administrator - US…

    General Dynamics Information Technology (Fairfax, VA)
    …**Job Family:** IT Infrastructure and Operations **Skills:** Database Security ,Oracle Database Administration (DBA),SQL Query Development **Certifications:** CompTIA ... **US Citizenship Required:** Yes **Job Description:** **MDM Application Database Administrator ** Oversee complex programs that drive impactful mission outcomes for… more
    General Dynamics Information Technology (01/06/26)
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  • Senior Linux Systems Administrator

    Leidos (Arlington, VA)
    …will be a critical part of your daily responsibilities, requiring hands-on experience with security compliance tools such as Evaluate Stig and OpenSCAP to audit, ... our critical Red Hat Enterprise Linux environment. As a Senior System Administrator , you'll be instrumental in designing, implementing, and maintaining robust and… more
    Leidos (12/20/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (Reston, VA)
    … + Experience with installing or configuring devices, applications, and security tools , including Fidelis + Experience maintaining, engineering, deploying, ... utilizing your knowledge of industry. Performs systems administration of cyber tools sets and server systems connected to networks across multiple classification… more
    ENS Solutions (12/27/25)
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  • System Administrator

    Nightwing (Sterling, VA)
    …infrastructure. + Hardware: Knowledge of computer hardware and its troubleshooting. + Security : Understanding security principles, tools , and best practices. ... intelligence community, defense, civil, and commercial markets. Job Title: System Administrator Location: Sterling, VA Clearance: TS/SCI Poly **This position is… more
    Nightwing (12/26/25)
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