• Enterprise Architect / System

    SimIS Inc. (Stafford, VA)
    …or in a related area. Knowledge of Marine Corps concepts, practices, procedures, systems , and interfaces. Certified Enterprise Architect through a formal ... architectural meetings and events + Experience with one or more of the following: System Architect , Erwin Casewise, MagicDraw + Familiarity with one or more of… more
    SimIS Inc. (10/14/25)
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  • Mid-Level Enterprise Architecture Support…

    KBR (Chantilly, VA)
    …users. KBR is seeking a person to deliver technical assistance to the Enterprise Architect Engineer in executing responsibilities for providing: oversight ... Mid-Level Enterprise Architecture Support Specialist KBR is seeking a Mid-Level Enterprise Architecture Engineer to support our customer in Chantilly, VA… more
    KBR (08/08/25)
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  • Mid-Level Modeling and Simulation Engineer

    KBR (Chantilly, VA)
    …HIVE architecture impacts, architecture trades, and architecture performance assessments with the Enterprise , Chief Architect , Chief Engineer , and Program ... Title: Mid-Level Modeling and Simulation Engineer Belong. Connect. Grow. with KBR! KBR's National...contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future… more
    KBR (09/16/25)
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  • Sr. Network Engineer / Architect SME

    Leidos (Fort Belvoir, VA)
    **Description** Leidos is seeking a **Sr. Network Engineer / Architect with subject matter expertise** to support medium to large scale operations supporting the ... Department of War. The I3TS program provides enterprise -wide IT support to enable DTRA's Information Management &...partners operating in CONUS and OCONUS locations. The Network Engineer / Architect SME supports operation and maintenance of… more
    Leidos (10/21/25)
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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, ... high-profile DOD contract. The I3TS program provides enterprise -wide IT support to enable DTRA's Information Management &...partners operating in CONUS and OCONUS locations. The Network Engineer / Architect SME supports design of a new,… more
    Leidos (10/11/25)
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  • SIGINT Mission Analyst

    SAIC (Chantilly, VA)
    …HIVE architecture impacts, architecture trades, and architecture performance assessments with the Enterprise , Chief Architect , Chief Engineer , and Program ... system and design, interface and data architectures, validation and verification, systems integration, and system & operational performance analysis. +… more
    SAIC (08/07/25)
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  • MBSE Enterprise Architect

    SAIC (Chantilly, VA)
    …organization. SAIC is seeking to fill an opening for a Space Enterprise System Engineer to provide Systems Engineering and Technical Assistance (SETA) ... provides the system enterprise architecting, analysis, and system of systems engineering solutions that determine the current and future national space … more
    SAIC (08/27/25)
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  • Systems Architect ( Engineer

    Huntington Ingalls Industries (Springfield, VA)
    …Clearance: TS/SCI Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare ... Systems comprises cyber and mission IT; electronic warfare; and...Intelligence division, which plays a critical role in supporting Enterprise -Level Security and Modernization efforts across IT infrastructure, cybersecurity,… more
    Huntington Ingalls Industries (09/04/25)
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  • Engineer / Solutions Architect

    GovCIO (Fairfax, VA)
    **Overview** GovCIO is currently hiring for an experienced and highly skilled Engineer / Solutions Architect with an active Secret clearance to provide strategic ... projects **Required Skills and Experience** + Extensive experience in developing strategic systems architecture + Experience in system design and development +… more
    GovCIO (10/24/25)
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  • Consulting Engineer Mission…

    Northrop Grumman (Chantilly, VA)
    …mission systems for US government + Experience designing complex system architectures + Significant SIGINT architecture, design, integration and test experience ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...join our team as the **Chief Technologist and Mission Architect ** located in **Chantilly, Virginia** to focus on the… more
    Northrop Grumman (10/09/25)
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  • Chief Engineer - Enterprise IT

    CACI International (Chantilly, VA)
    Chief Engineer - Enterprise IT Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... * **The Opportunity:** CACI is looking for a Chief Engineer to provide technical leadership and subject matter expertise...and subject matter expertise to an Information Technology (IT) Systems Engineering team supporting the Department of the Air… more
    CACI International (10/04/25)
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  • Solution Architect

    Leidos (Chantilly, VA)
    …driving innovation and modernization across multiple domains, including cybersecurity, enterprise architecture, digital engineering, system engineering, and data ... Area within the National Security Sector of Leidos is seeking a Solutions Architect to develop solutions that address rapidly emerging threats and customer needs in… more
    Leidos (08/15/25)
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  • Azure Cybersecurity Architect - FedRAMP…

    General Dynamics Information Technology (Fairfax, VA)
    …and logging/monitoring **Preferred Qualifications:** + Microsoft Certified: Azure Security Engineer Associate, Microsoft Certified: Azure Solutions Architect ... your career while impacting our national security in cyber as a **Cybersecurity Architect ** at GDIT. Here, technologists have many paths to grow a meaningful career… more
    General Dynamics Information Technology (10/25/25)
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  • Technical Architect - CMDB Solution Owner

    CACI International (Chantilly, VA)
    Technical Architect - CMDB Solution Owner Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: ... * * **The Opportunity:** CACI is seeking a Technical Architect to serve as the Solution Owner for an... to serve as the Solution Owner for an Enterprise CMDB for the Enterprise Information Technology… more
    CACI International (10/25/25)
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  • Mid-Level Systems Engineer

    TRIAEM, LLC (Chantilly, VA)
    GEOINT Systems Engineer Mid Location: Chantilly, VA or Springfield, VA Clearance Requirement: TS/SCI Overall Assignment Description: We are seeking a Mid-Level ... Systems Engineer with hands-on experience across the Systems ...Integrator Team, you will work alongside Expert and Senior System Engineer and Integrator teammates to conduct… more
    TRIAEM, LLC (09/24/25)
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  • Systems Engineer - Platform - active…

    V2X (Springfield, VA)
    …challenges with integrity, respect, responsibility, and professionalism. We are hiring for a Systems Engineer - Platform - active TS/SCI clearance for our ... Services (SEAS) Team to support our government customer based in Springfield, VA. The Systems Engineer - Platform provides a combination of software and … more
    V2X (09/12/25)
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  • Engineer /Scientist

    Naval Sea Systems Command (Dahlgren, VA)
    Summary You will serve as a BMS Enterprise Systems Architect in the WEAPON CONTROL SOFTWARE BRANCH of the UNMANNED & EXPEDITIONARY WEAPN SYS DIVISION of the ... or public sector. Specialized experience must demonstrate the following: A professional engineer or scientist in systems architecture design, development, and… more
    Naval Sea Systems Command (10/31/25)
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  • Senior Information System Security…

    Leidos (Alexandria, VA)
    systems that keep our nation secure. **Ready to engineer solutions that matter?** **Primary Responsibilities** The Digital Modernization Sector at ... Leidos is seeking a dynamic **Information Systems Security Engineer (ISSE)** to support cloud...that enable operational agility and resilience across the USCG enterprise . As the ISSE, you will lead the design,… more
    Leidos (10/18/25)
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  • Edge Information Systems Security…

    V2X (Springfield, VA)
    …integrity, respect, responsibility, and professionalism. We are hiring an Edge Information Systems Security Engineer (ISSE) - active TS/SCI clearance to support ... to obtain and maintain a Counterintelligence (CI) Polygraph. The Edge Information System Security Engineer (ISSE) provides cybersecurity expertise to edge … more
    V2X (09/09/25)
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  • Cleared Senior Information Systems Security…

    Virtual Service Operations (Lorton, VA)
    Cleared Senior Information Systems Security Engineer (ISSE) L4 * Lorton, VA (http://maps.google.com/maps?q=Lorton+VA+USA) Description Are you looking to take the ... next steps in your career as an Information Systems Security Engineer (ISSE)? Let's chat and...services and cyber network defense capabilities. As aSenior Information System Security Engineer (ISSE), you will provide… more
    Virtual Service Operations (10/04/25)
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