• Cyber Detection Engineer

    Leidos (Ashburn, VA)
    **Description** The US Department of Homeland Security (DHS), Customs and Border Protection (CBP) Security Operations Center (SOC) is a US Government program ... to CBP networks through monitoring, intrusion detection and protective security services to CBP information systems including local area... violations. Leidos is seeking an experienced Cyber Detection Engineer to join our team. As a member of… more
    Leidos (12/19/25)
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  • Systems Engineering, Integration, & Test…

    Leidos (Fort Belvoir, VA)
    …the cutting edge of national defense? Leidos is seeking a dynamic **Junior level Systems Engineer ** to join our team at **Redstone Arsenal, AL or Ft. Belvoir, VA** . ... Access Program Central Office (SAPCO), where innovation meets national security . In this high-stakes position, you'll be the linchpin...or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for… more
    Leidos (12/10/25)
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  • Senior Cyber Risk Manager (Splunk Engineer

    The MITRE Corporation (Mclean, VA)
    … Services Division (R300) is looking to fill a Senior Information Systems Security Engineer position, with a focus on classified environments. The selected ... collaborative environment, working with cutting-edge technology and contributing to advanced security concepts in classified settings. We seek a proactive individual… more
    The MITRE Corporation (11/08/25)
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  • SIGINT Software Integration Engineer

    CACI International (Fairfax, VA)
    SIGINT Software Integration Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of ... US * * * CACI is currently looking for a SIGINT Systems Integration Engineer to join our team developing next generation signals intelligence (SIGINT) and electronic… more
    CACI International (01/08/26)
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  • Lead Cryptographic Infrastructure Engineer

    The MITRE Corporation (Arlington, VA)
    …Information Officer (DCIO) Cybersecurity Task. This Lead Cryptographic Infrastructure Engineer /Task Lead delivers comprehensive MITRE expertise to the DoW Executive ... for the future. Roles & Responsibilities: The Lead Cryptographic Infrastructure Engineer /Task Lead will oversee and drive critical MITRE cryptographic initiatives… more
    The MITRE Corporation (01/06/26)
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  • Systems Engineer

    Actalent (Centreville, VA)
    Job Title: Systems Engineer Job Description We are seeking a Systems Engineer to join our team in support of two mission planning software packages, SitaWare and ... and set technical direction for application and company infrastructure. + Manage security projects through the entire project life cycle, including the development… more
    Actalent (01/01/26)
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  • Cloud Infrastructure Engineer

    Leidos (Chantilly, VA)
    **Description** Seeking a Cloud/Infrastructure Engineer for a technical development program supporting the Sponsor's Entitlement Programs as well as IdAM /ICAM, ... Authorization, Attributes and Digital Policy Management. As a Cloud Engineer on this program, you will design, develop, and...using non-quantitative tools and guidelines from past experience. + Security Patching + Support of Servers in an AWS… more
    Leidos (12/12/25)
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  • Lead Cyber Threat Intelligence Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Lead Cyber Threat Intelligence Engineer Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real ... provide an invaluable edge in real estate. As the Cyber Threat Intelligence Lead Engineer , you will shape and mature our CTI capabilities to elevate our global… more
    CoStar Realty Information, Inc. (12/10/25)
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  • QC Engineer

    BWXT (Lynchburg, VA)
    …innovator that provides safe and effective nuclear solutions for global security , clean energy, environmental restoration, nuclear medicine and space exploration. ... this opportunity is for you. Position Overview: As our Quality Control (QC) Engineer you will provide QC engineering support for projects including next generation… more
    BWXT (11/23/25)
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  • Lead Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** is seeking a motivated, career and customer-oriented Lead Systems Engineer to join our team in Chantilly, VA. This is a position will be managing and ... directory services, and automation technologies. + Identifying and mitigating security vulnerabilities, testing and documenting security -relevant changes, and… more
    ManTech (12/17/25)
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