• Senior Scientist, Systems Engineer

    L3Harris (Herndon, VA)
    …customer and operational needs to help define and coordinate high level system performance , physical, functional, and program interface requirements + Synthesis ... the customer during program reviews. This role requires experience in systems engineering, system architecture development, competitive assessment, project… more
    L3Harris (10/05/25)
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  • Sr. System Development Engineer, AWS Cross…

    Amazon (Herndon, VA)
    Description The AWS Cross Domain Services team is seeking a Systems Development Engineer who is passionate about operational excellence. This engineer will help to ... building some of the largest and most complex distributed systems in the world and the AWS Cross Domain...cloud. Mentorship and Career Growth We're continuously raising our performance bar as we strive to become Earth's Best… more
    Amazon (10/15/25)
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  • Senior Mainframe Systems Programmer

    Ensono (Richmond, VA)
    …projects that require the installation, testing, and implementation of new operating systems and other ' system ' software. Also, the Maintenance and debugging ... Senior Mainframe Systems ProgrammerRemote - United StatesJR012292 **Position Summary** The...+ Backup and recovery processes and tools + Troubleshoot performance issues and query tuning concepts + Identify and… more
    Ensono (09/06/25)
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  • Cloud Computing Applications Architect

    System One (Herndon, VA)
    …of applications using .NET, Entity Framework, and SQL across cloud and on-premise systems * Partner with data modernization teams to align cloud strategies with ... teams through development * Develop and enforce best practices for security, performance , and unit testing * Research and recommend emerging cloud technologies to… more
    System One (11/14/25)
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  • Systems Integration Specialist

    CACI International (Charlottesville, VA)
    …+ Design and execute testing protocols to validate the successful integration of systems . + Conduct system and data flow analysis to identify bottlenecks, ... development and integration projects. + Prior experience in development in AWS and performance as a Systems Engineer and Database Engineer. + Strong analytical… more
    CACI International (11/01/25)
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  • Mid-Level SIGINT Enterprise Systems

    KBR (Chantilly, VA)
    …space and ground architecture + Experience in mission technical capabilities and system performance analysis and assessment + Experience identifying user needs ... alternatives + Experience in supporting Requirements Engineering, CONOPS development, and system integration to accommodate End to End Systems Engineering… more
    KBR (11/07/25)
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  • Lead Systems Architect - Top Secret…

    NANA Regional Corporation (Herndon, VA)
    …implementation. + Oversee all aspects of the DMRS environments, including architecture, performance , and security. + Perform system investigations and root cause ... role is critical to the modernization and transformation of the government's IT systems into hybrid and cloud-native environments. The ideal candidate will have deep… more
    NANA Regional Corporation (11/13/25)
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  • Information Systems Security Engineer

    GovCIO (Alexandria, VA)
    **Overview** GovCIO is currently hiring an **Information Systems Security Engineer** for a program with the US Coast Guard. This position will be located in ... and documenting technical implementations - acting as a bridge between system engineering staff, cybersecurity staff, and program leadership. + Support the… more
    GovCIO (11/07/25)
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  • System Engineer / IT Manager

    Serco (Herndon, VA)
    …Region Headquarters in Herndon, VA Are you looking for an IT oriented System Architecture position that supports the Corporate Business Lines at Serco North America. ... Clearance which requires US Citizenship. + Bachelor's degree Computer Science, Information Systems , or Cybersecurity. + At least seven (7) years' experience in US… more
    Serco (09/12/25)
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  • GEOINT Payload Systems Engineer

    SAIC (Chantilly, VA)
    …SAIC is seeking a Payload Systems Engineer to support the NRO GEOINT System Integration & Architecture (GSIA) office. This is a Systems Engineering and ... supporting system capabilities are adequate to meet the required performance thresholds. + Coordinate across Government teams to research, gather, conceptualize,… more
    SAIC (11/08/25)
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