• Cross Domain Solutions (CDS) Engineer

    Arena Technical Resources, LLC (Lorton, VA)
    Cross Domain Solutions (CDS) Engineer Location: Lorton, VA, US Job ID: ATR 17643 Job Description Job Title: Cross Domain Solutions (CDS) Engineer Location: ... CI Polygraph Supporting DIA Long term contract 3+ years The CDS Engineer supports mission-critical cross-domain operations, ensuring the secure and reliable transfer… more
    Arena Technical Resources, LLC (11/03/25)
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  • Senior Software Engineer

    Chenega Corporation (Arlington, VA)
    …+ Define and implement architecture decisions for backend, frontend, and/or cloud infrastructure systems to ensure scalability and performance. + Collaborate ... **Req ID:** 38797 **Summary** **Senior Software Engineer ** **Arlington, VA** Are you ready to enhance...contribute to the design and development of scalable classified/unclassified systems and deliver high-quality software products. In this role,… more
    Chenega Corporation (01/06/26)
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  • MECM Engineer - Hybrid Work Opportunity

    General Dynamics Information Technology (Crystal City, VA)
    …Obtain:** Top Secret **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Microsoft Windows,System of Systems ... you advance your career. Join GDIT as a MECM Engineer and build an impactful career in enterprise IT,...security clearance required.** **CompTIA Security+ or equivalent IAT Level II DoD 8570 certification required.** **MECM Server and application… more
    General Dynamics Information Technology (10/31/25)
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  • NOC Network Solutions Engineer

    Virtual Service Operations (Lorton, VA)
    NOC Network Solutions Engineer * Lorton, VA (http://maps.google.com/maps?q=Lorton+VA+USA) Description Are you a network expert with a passion for designing and ... infrastructures? Join our team as a NOC Network Solutions Engineer and drive the strategic evolution of our network... and drive the strategic evolution of our network systems . Opportunity: VSO is seeking an experienced and innovative… more
    Virtual Service Operations (10/31/25)
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  • Case Management Platform Backend Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    Case Management Platform Backend Engineer Key Role: Architect and implement the backend foundation of our next-generation case management platform. Perform backend ... systems design, data architecture, integration engineering, and workflow enablement,...programs. Collaborate with program architects to design the backend infrastructure for a modern security case management solution, including… more
    BOOZ, ALLEN & HAMILTON, INC. (01/01/26)
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  • Suricata Engineer - Active TS/SCI with CI…

    ENS Solutions (Reston, VA)
    We are seeking an experienced Suricata Engineer to join our cybersecurity team. The ideal candidate will possess deep technical expertise in Suricata, particularly ... and how these configurations integrate and influence the Suricata Intrusion Detection Systems /Intrusion Prevention Systems (IDS/IPS). You will play a critical… more
    ENS Solutions (11/26/25)
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  • Senior Network Engineer

    System One (Mclean, VA)
    …and support switches, routers, and data circuits for voice, data, and video systems . + Ensure secure configuration of network infrastructure in compliance with ... Job Title: Senior Network Engineer Location: Arlington, VA Type: Contract To Hire...+ Lead the design and implementation of OMC network infrastructure across multiple locations. + Provide operations and maintenance… more
    System One (12/26/25)
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  • Arkime Engineer - Active TS/SCI with CI…

    ENS Solutions (Reston, VA)
    …are seeking a highly skilled Arkime (formerly Moloch) Implementation & Sustainment Engineer to design, deploy, operate, and enhance our enterprise packet-capture and ... continuous verification, and identity-centric access. + Proficiency with Linux systems administration, containers, and distributed systems . + Experience… more
    ENS Solutions (12/13/25)
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  • Senior System Engineer

    TekSynap (Fort Belvoir, VA)
    **Responsibilities & Qualifications** **RESPONSIBILITIES** + TNCC and ITOC personnel provide Tier II / III customer service support to US ARMY INSCOM customers. + ... for installation/de-installation and maintenance of telecommunications equipment and supporting infrastructure for and within the spaces and satellite components… more
    TekSynap (12/11/25)
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  • Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer ** to join our team in **Chantilly, VA** . Senior Cyber Security ... directory, access, identity, and privileged access management services + Maintain infrastructure in cloud or virtualized environments + Perform Linux-based system… more
    ManTech (12/11/25)
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