• Senior Principal Software Engineer

    Mastercard (Arlington, VA)
    …people, businesses and governments realize their greatest potential._ **Title and Summary** Senior Principal Software Engineer , Data Architecture Overview: ... Mastercard's Data & Analytics is seeking a visionary and results-oriented Senior Principal Software Engineer , Data Architecture to lead the design and… more
    Mastercard (10/17/25)
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  • Mission Architecture Engineer

    JHNA (Alexandria, VA)
    Alexandria, VA, USA | Salary | Full Time Mission Architecture Engineer JHNA is currently seeking a talented Model-Based Systems Engineer (MBSE) / Digital ... with the possibility of local travel to customer sites. Roles/Responsibilities: As a Model-Based Systems Engineer (MBSE) / Digital Engineer , you will work as… more
    JHNA (11/03/25)
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  • Security Engineer (Network…

    Noblis (Richmond, VA)
    …the FAA or transportation sector. + Proven experience with hands-on network engineer or architecture and understands network design, configurations, firewalls, ... (NIST RMF, FISMA, NIST SP 800-53 rev 5). + Can evaluate network and system security concepts for large-scale, safety-critical systems like those in the National… more
    Noblis (09/17/25)
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  • Senior Systems Engineer

    SAIC (Chantilly, VA)
    …to expand their knowledge while increasing their responsibilities. SAIC has an opening for a Senior Systems Engineer to provide Systems Engineering and ... and defining future space capability needs + Identifying key architecture and system level trades + Developing...+ Experience in development and use of modeling for architecture solutions + Understanding of core systems more
    SAIC (08/22/25)
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  • Senior Scientist, Systems

    L3Harris (Herndon, VA)
    …air, land, sea and cyber domains in the interest of national security. Job Title: Senior Scientist, Systems Engineer Job Code: 28926 Job Location: Herndon, ... of the customer during program reviews. This role requires experience in systems engineering, system architecture development, competitive assessment,… more
    L3Harris (10/05/25)
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  • SAP NS2 Senior Cloud Engineer

    SAP (Herndon, VA)
    …and a variety of benefit options for you to choose from. **SAP NS2 Senior Cloud Engineer / Systems Administrator - Onsite - Chantilly, VA** **Active ... for this role. All internals must have manager's approval to transfer. The NS2 Senior Cloud Engineer / Systems Administrator candidate will be responsible for… more
    SAP (10/21/25)
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  • Senior Systems Engineer

    RTX Corporation (Dulles, VA)
    …problems that create a safer, more secure world. Raytheon Technologies is seeking a Senior Systems Engineer (MBSE) to provide enterprise-wide systems ... to technical solutions. This role involves developing and maintaining system models using tools such as Cameo Systems...SysML, UML, and other relevant modeling languages to support system architecture development, design validation, and … more
    RTX Corporation (10/13/25)
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  • Senior Systems Security…

    TekSynap (Dahlgren, VA)
    …& Qualifications** TheTekSynap is seeking a **S** **enior S** **ystem** **s Security Engineer ** **.** The Senior Systems Security Engineer ... of secure IT systems . This positionis responsible forperforming cybersecurity architecture reviews, system hardening, and vulnerability remediation to ensure… more
    TekSynap (10/31/25)
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  • Senior SIGINT Systems

    Solvarus (Chantilly, VA)
    …and software applications key to successful enterprise mission objectives. We are seeking a senior SIGINT systems engineer to provide Systems Engineering ... Technical Assistance (SETA) support to a government Enterprise Systems Engineer . The program is responsible for...end-to-end models of complex systems to include architecture and behavior of the system using… more
    Solvarus (11/02/25)
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  • Information Systems Security…

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **Information Systems Security Engineer (ISSE) - Senior ** **Category:** Cyber Security **Main location:** United States, Virginia, Arlington **Position ID:** ... Framework and its application to information systems . * Security Architecture : Understanding of secure system design principles and experience developing… more
    CGI Technologies and Solutions, Inc. (09/26/25)
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