• Lead, Information Security Systems Engineer

    L3Harris (Ashburn, VA)
    …domains in the interest of national security. Job Title: Anti-Tamper System Security Engineer ( Secret Security Clearance) Job Code: 30715 Job Location: Ashburn, ... System Development Lifecycle. + Serve as a Subject Matter Expert (SME) in the area of AT. + Assess...5200.39 for the identification and protection of CPI. + Engineer trustworthy and secure systems in accordance with NIST… more
    L3Harris (11/01/25)
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  • SIGINT Ground SPO Mission Processing/Acquisition…

    KBR (Chantilly, VA)
    Title: SIGINT Ground SPO Mission Processing/Acquisition Engineer KBR is seeking a highly qualified SIGINT Ground SPO Mission Processing/Acquisition Engineer to ... multiple Acquisition Offices (AOs). Specific responsibilities will include: + Provide expert technical recommendations and engineering advice on the development and… more
    KBR (10/28/25)
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  • C-UAS Sr Operations Systems Engineer

    Agile IT Synergy (Stafford, VA)
    …upon receiving proper training manuals and strategic guidance Preferred Experience: + TS /SCI Clearance + Experience with managing C-UAS software and hardware ... Agile IT Synergy, LLC is a Subject Matter Expert (SME) based information technology company focused on innovative engineering and integration of relevant… more
    Agile IT Synergy (09/17/25)
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  • Principal Network Engineer

    Leidos (Mclean, VA)
    …**Leidos** has a new and exciting opportunity for a **Principal Network Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... forefront in Security Engineering, Computer Network Operations (CNO), Mission Software , Analytical Methods and Modeling, Signals Intelligence (SIGINT), and… more
    Leidos (10/10/25)
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  • FPGA DSP Firmware Engineer

    Leidos (Arlington, VA)
    …matter expert in high-speed digital hardware, embedded firmware & software , and miniaturized high-performance systems for EW applications. * Expertise in optimum ... Technology (AWT)** Division of Leidos is looking for a **FPGA DSP Firmware Engineer ** to design, develop, simulate, and integrate challenging DSP FPGA designs and RF… more
    Leidos (10/28/25)
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  • Lead Transition Engineer

    KBR (Chantilly, VA)
    Title: Lead Transition Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... protecting our national security. KBR has an opportunity for a Lead Transition Engineer to guide, and provide Systems Engineering and Technical Advisory services for… more
    KBR (11/07/25)
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  • Network Engineer

    Jacobs (Chantilly, VA)
    Knack Works, a Jacobs Company, has an opening for a Network Engineer (Campus Area Network/Local Area Network (CAN/LAN)) to support our government customer's global ... a modern service provider network architecture. The job duties of the Network Engineer (CAN/LAN) are as follows: * Interpret customer requirements and apply standard… more
    Jacobs (11/07/25)
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  • Lead IT Systems Engineer - Federal

    Lumen (Herndon, VA)
    …committed to teamwork, trust and transparency. People power progress. We're looking for top -tier talent and offer the flexibility you need to thrive and deliver ... shape the future. **The Role** The Lead IT Systems Engineer - Federal will provide Tier 3 support and...provide Tier 3 support and serve as a technical expert for the Customer sponsored Optical Network & Data… more
    Lumen (11/05/25)
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  • Network Engineer Principal

    SAIC (Norfolk, VA)
    **Description** SAIC is seeking a talented **Network Engineer Principal** to join our team in support of the Tactical Network (TACNET) program, providing critical ... Automated Digital Networking System (ADNS) program. **ROLE OVERVIEW:** As a Network Engineer Principal, you will play a vital role in designing, analyzing, planning,… more
    SAIC (10/16/25)
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  • Network Engineer /Architect SME

    Leidos (Fort Belvoir, VA)
    **Description** Leidos is seeking a **Network Engineer /Architect with subject matter expertise** to support large-scale migration and operations on a large, ... external mission partners operating in CONUS and OCONUS locations. The Network Engineer /Architect SME supports design of a new, modernized updated and upgraded… more
    Leidos (10/11/25)
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