• Microsoft Exchange & Messaging Engineer

    General Dynamics Information Technology (Chantilly, VA)
    …(DLP) + Experience with email encryption, SPF / DKIM / DMARC, and other security measures + Experience with Windows DNS and DHCP + Experience integrating ... Required:** None **Job Family:** Systems Engineering **Skills:** Microsoft PowerShell,Microsoft Windows Server,Systems Engineering **Experience:** 10 + years of related… more
    General Dynamics Information Technology (08/12/25)
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  • Cybersecurity Engineer III

    Imagine One Technology & Management (Virginia Beach, VA)
    Imagine One has an urgent need for **Cybersecurity Engineer III** candidates for a position supporting the US Navy. Apply now and start meeting new challenges and ... Dam Neck Division) located in Virginia Beach, Virginia. The **Cybersecurity Engineer III** shall meet the following requirements: **Experience Requirements:** +… more
    Imagine One Technology & Management (06/03/25)
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  • Systems Engineer

    Leidos (Chantilly, VA)
    …file permissions. + Maintain and troubleshoot Linux (Rocky, CentOS, Debian) and Windows Server environments. + Apply security updates and configuration changes ... is on the lookout for a sharp, forward-thinking **Systems Engineer ** to strengthen our elite technical team in **Chantilly,...the most complex challenges in support of our national security mission. **What You'll Do:** Step into a hybrid… more
    Leidos (08/02/25)
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  • AWS PACS Support Engineer , Configurations…

    Amazon (Herndon, VA)
    …overnight shifts). Key job responsibilities As an AWS PACS Configuration Support Engineer , you will employ security strategies and procedures in accordance ... tickets, and provide additional services as required. More specifically, the Support Engineer will: * Drive security findings, research mitigations, and analyze… more
    Amazon (07/16/25)
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  • Principal Engineer , Windows /M365

    PenFed Credit Union (Mclean, VA)
    …being a part of the PenFed family. PenFed is hiring a (Hybrid) Principal Engineer , Windows /M365 at our Tysons, Virginia location. The primary purpose of this ... + Lead the architecture and deployment of solutions like Microsoft Intune, Windows Autopilot, AWS Workspaces to enhance remote and hybrid work experiences. +… more
    PenFed Credit Union (07/19/25)
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  • Associate, Software Engineer (Chantilly,…

    L3Harris (Chantilly, VA)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Associate, Software Engineer Job Location: Chantilly, VA Job ID: ... C++, C#, C, Java, Ruby, HTML5, XML, SQL, Perl, Python, Ajax, Qt) on Windows , Linux, mobile platforms, and embedded real time operating systems (VxWorks, Linux, QNX,… more
    L3Harris (08/08/25)
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  • Platform/Infrastructure Engineer

    Nightwing (Sterling, VA)
    …Deliver Linux (RHEL, Ubuntu, Debian) administration experience, including package management, security hardening, kickstart, and virtualization + Deliver Windows ... community, defense, civil, and commercial markets. Job Title: Platform/Infrastructure Engineer Location: Sterling, VA Clearance: TS/SCI Poly **This position is… more
    Nightwing (06/27/25)
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  • Senior System Administrator (NETOPS)…

    Huntington Ingalls Industries (Virginia Beach, VA)
    …System Administrator is responsible for the day-to-day administration, maintenance, and security compliance of Windows -based systems, virtualized workloads, and ... Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $96,260.00 - $135,000.00 Security Clearance: TS/SCI Level of Experience: Mid HI This opportunity… more
    Huntington Ingalls Industries (07/31/25)
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  • Principal Network Systems Engineer

    Saliense Consulting (Arlington, VA)
    …benefits package. Saliense is now hiring a Senior Technical Consultant (Principal Network Systems Engineer ) to join our team in support of our team at the Office of ... be eligible to obtain a Top Secret clearance. The Principal Network Systems Engineer will be responsible for leading day-to-day operations management as well as the… more
    Saliense Consulting (07/07/25)
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  • Software Engineer TS/SCI Poly

    Leidos (Alexandria, VA)
    **Description** **Leidos** has a new and exciting opportunity for a **Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business ... Leave, and much more. **Join us and make a difference in National Security !** **Job Summary** The Software Engineer will perform software development activities… more
    Leidos (05/28/25)
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