• Senior Windows Server Systems Administrator

    Leidos (Bethesda, MD)
    …for technical planning, system hardware-software-network design, development and integration , verification and validation, and fielding. + Provide technical ... documentation for 24/7/365 Operations Watch personnel. + Responsible for the security and management of Windows servers in multiple production environments +… more
    Leidos (07/24/25)
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  • Systems Engineer 4

    M. C. Dean (Annapolis Junction, MD)
    …With over 7,000 employees, our capabilities span electrical, electronic security , telecommunications, life safety, automation and controls, audiovisual, and IT ... power and technology solutions through engineering expertise and smart systems integration . **Why Join Us?** Our people are passionate about engineering innovation… more
    M. C. Dean (07/15/25)
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  • Systems Engineering Manager II

    Sierra Nevada Company, LLC (Hagerstown, MD)
    …provides affordable, turn-key command/control, communications, integrated ISR, force protection and security solutions worldwide. The MST team has a long legacy of ... supporting the Department of Defense, Department of Homeland Security , commercial and international customers with years of experience in platform operations,… more
    Sierra Nevada Company, LLC (07/10/25)
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  • Sr. ISSE TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    …you can thrive, keep reading! Leidos has an exciting opportunity for a Senior Security Engineer to join a high performing agile team using the Scaled Agile Framework ... and employs robust development, test and production environments. Our team of security engineers support enhancements to system security architecture and cyber… more
    Leidos (06/16/25)
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  • Data Center Engineer (Infrastructure/Cloud)

    KBR (Fulton, MD)
    …Engineer (Infrastructure/Cloud) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... solutions to our customers in the intelligence and national security communities. In this position, your work will have a profound impact on the country's most… more
    KBR (07/16/25)
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  • Network Engineer 5 - COBRA

    Huntington Ingalls Industries (Patuxent River, MD)
    …Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: - $184,270.00 Security Clearance: Secret Level of Experience: Senior This opportunity resides ... defense - the data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities range from C5ISR,… more
    Huntington Ingalls Industries (07/31/25)
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  • Network Engineer- COBRA

    Huntington Ingalls Industries (Fort Meade, MD)
    …Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: - $158,141.00 Security Clearance: TS/SCI Level of Experience: Senior This opportunity resides ... defense - the data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities range from C5ISR,… more
    Huntington Ingalls Industries (07/31/25)
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  • Cloud Engineer

    CACI International (Forest Heights, MD)
    …Consolidation and Cloud Optimization (DCCO) program supporting the Department of Homeland Security (DHS). The Cloud Engineer will support applications hosted on the ... This includes integrating cloud services, automating deployment and operations, ensuring security and compliance, monitoring and performance optimization as well as… more
    CACI International (07/29/25)
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  • OPSEC Planner (IO Planner)

    Leidos (Fort Meade, MD)
    **Description** **Leidos National Security Sector (NSS) is seeking a highly experienced and skilled mission-driven Operations Security (OPSEC) Specialist to ... technical means, and information exploitation threats that affect US operational security . + Provide support to wargames, exercises, contingency operations, and… more
    Leidos (07/27/25)
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  • Senior Mission / Systems Engineer

    RTX Corporation (Annapolis Junction, MD)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** TS/SCI without Polygraph Raytheon Company Managed by Collins… more
    RTX Corporation (07/24/25)
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