• Senior Offensive Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Offensive Security Engineer Job Description **Offensive Security Engineer ** **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of ... invaluable edge in real estate. Evolve our offensive security capabilities to test our internal and external facing processes, infrastructure, and applications. This… more
    CoStar Realty Information, Inc. (11/24/25)
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  • Spacecraft Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a **Spacecraft Systems Engineer ** . This position is located in **Chantilly, VA** and requires an **active TS/SCI clearance with ... for a Major System Acquisition who requires a mid-career engineer with technical expertise in systems engineering who is...to higher level parent requirements manager. + Maintain configuration control using tools such as Jira and Confluence to… more
    SAIC (12/31/25)
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  • Software Engineer Sr

    Lockheed Martin (Herndon, VA)
    …space\- based programs in support of national security\. We are seeking a SW Engineer to participate in the design, development, test and maintenance of complex ... 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 Prussia,… more
    Lockheed Martin (12/18/25)
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  • Engineer III

    General Atomics (Herndon, VA)
    …wireless and laser technologies. We have an exciting opportunity for a FPGA Engineer within the CSS team which is part of our Electromagnetic Systems group. ... in extremely small, power-constrained environments); unique system development; ground control and operational software development; embedded software development; and… more
    General Atomics (12/11/25)
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  • Systems Engineer , Directed Energy PROPOSAL

    Huntington Ingalls Industries (Alexandria, VA)
    …to our warfighters. With our emerging state-of-the-art integration, production and test facilities, we're building the infrastructure needed to develop, integrate, ... assemble, test , deploy, and sustain advanced laser and microwave systems....software. Individual will create and maintain system architectures, interface control documents, and technical roadmaps for directed energy technologies… more
    Huntington Ingalls Industries (11/29/25)
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  • Systems Engineer (DHS)

    SimIS Inc. (Suffolk, VA)
    …DHS CBP Program Management Office Directorate (PMOD) serves as the Independent Test Authority (ITA) for CBP acquisition programs and requires comprehensive systems ... engineering and test and evaluation (T&E) support. SimIS seeks a Systems Engineer to conduct comprehensive systems engineering trade studies and technical… more
    SimIS Inc. (10/09/25)
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  • GEOINT Mission Processing Engineer

    KBR (Chantilly, VA)
    Title: GEOINT Mission Processing Engineer Belong. Connect. Grow. with KBR! KBR is seeking a GEOINT Mission Processing Engineer to support one of our IC customers ... include Epic, Feature and Capability definition, prioritization and execution + Test : Provide independent verification/validation/ test in support of delivered… more
    KBR (12/29/25)
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  • Senior Software Engineer (Golang)

    ICF (Reston, VA)
    …on the right solutions for the customer. We are looking for a seasoned Senior Backend Engineer who will be a key driver to make this happen. Our team supports the ... **The Work ** We are seeking a Golang Backend Engineer to join our dynamic team. In this role,...data pipelines. You will be expected to design, develop, test , and deploy applications that meet the needs of… more
    ICF (12/16/25)
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  • Cses III - Firewall Engineer

    CACI International (Springfield, VA)
    CSES III - Firewall Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage ... and challenging opportunity available for a CSES III - Firewall Engineer supporting an Intelligence Community customer's wide-area (WAN), local-area (LAN) and… more
    CACI International (12/18/25)
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  • Lead Network Engineer

    The MITRE Corporation (Mclean, VA)
    …difference with us. Department Summary: The team seeks a full-time Lead Network Engineer to support the deployment, operation, and maintenance of IT systems in ... who has prior experience working as a classified Network Engineer . This is an on-premises position on our...require knowledge of implementing and maintaining NIST 800-53 Security Controls / RMF compliance in each environment along with… more
    The MITRE Corporation (12/17/25)
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