• Software Engineer Sr

    Lockheed Martin (Herndon, VA)
    …to transform the future\. **THE WORK** **Lockheed Martin is seeking a talented Software Engineer with a TS /SCI clearance** to work from either our King of ... support of national security\. We are seeking a SW Engineer to participate in the design, development, test and...is \(or is willing to become\) a Domain/Subject Matter Expert in the Mission Management and/or Command and Control… more
    Lockheed Martin (12/18/25)
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  • Systems Engineer

    KBR (Springfield, VA)
    Title: Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions ... based upon contract award. KBR is seeking a Mid-level Systems Engineer to support a government customer...Request for Change (RFC) review + Coordinate Subject Matter Expert (SME) review of related RFCs and supporting documentation… more
    KBR (12/11/25)
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  • Systems Engineer

    KBR (Chantilly, VA)
    Title: Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions ... the future of space defense. KBR is seeking a Systems Engineer (SE) to support the SSPO... engineering across the life cycle on complex Space Systems acquisition processes. The SE provides expert … more
    KBR (12/31/25)
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  • LAN/WAN Network Engineer

    SAIC (Washington, DC)
    …NeuralStar, or similar platforms. **Required Clearance:** + US Citizenship. + Active Top Secret clearance with SCI eligibility. **Desired Qualifications:** + ... **Description** We are seeking a skilled LAN/WAN Network Engineer to support the Department of State (DoS)...Diplomatic Technology (DT) program. This program delivers transparent, interconnected systems and robust security to enable the DoS to… more
    SAIC (01/03/26)
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  • Enterprise Monitoring Engineer

    SAIC (Springfield, VA)
    …Active secret security clearance with the ability to obtain a top secret clearance. **Preferred Qualifications:** + Dynatrace Associate or Professional ... Monitoring Engineer in Springfield, VA is a senior-level technical expert who is accountable for the advanced troubleshooting, performance analysis, and… more
    SAIC (12/05/25)
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  • Principal Network Engineer

    Leidos (Odenton, MD)
    … Secret security clearance prior to start and be able to obtain a Top Secret . (US Citizenship required)_ The anticipated salary range is $160,000 to $180,000 ... **Description** Leidos is seeking a **Principal** **Network Engineer ** to join our Defense Enclave Services (DES) team at **Ft. Meade, MD.** This is an exciting… more
    Leidos (10/16/25)
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  • Lead Network Engineer

    CACI International (Springfield, VA)
    Lead Network Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of ... 10% Type of Travel: Local * * * **The Opportunity:** The Lead Network Engineer provides leadership on the program to develop, modernize, enhance, operate and sustain… more
    CACI International (12/12/25)
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  • Systems Engineer (SME)

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Systems Engineer - SME in our **National Security Sector's (NSS) Cyber & Analytics Business ... **Join us and make a difference in National Security!** Systems Engineers on this program monitor operations and collect...Must be a US citizen and have an active TS /SCI with a polygraph + Expert applying… more
    Leidos (12/11/25)
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  • System Engineer (All Levels)

    Noblis (Chantilly, VA)
    Responsibilities Noblis ESI is seeking a Systems Engineer with a national space enterprise and ground systems engineering background to work with our clients ... other DoD/IC customers Required Qualifications + US Citizenship required. + Active Top Secret /SCI clearance with a Counter-Intelligence Polygraph + Knowledge of… more
    Noblis (12/03/25)
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  • Senior RF/Electrical Engineer (Vaxcom)

    Parsons Corporation (Chantilly, VA)
    …**Experience in foreign field operations.** **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required for ... is looking for an amazingly talented **Senior R/F Electrical Engineer ** to join our team! In this role you...you will get to **serve as the Subject Matter Expert (SME) on Electronic Warfare (EW) for a large,… more
    Parsons Corporation (11/26/25)
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