• Principal End User…

    General Dynamics Information Technology (Annapolis Junction, MD)
    …Polygraph **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** End User Experience , User Experience ... of related experience **US Citizenship Required:** Yes **Job Description:** End User Experience Engineer Deliver simple solutions to complex problems as… more
    General Dynamics Information Technology (08/19/25)
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  • Principal User Interface Developer…

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal User Interface Developer** in our **National Security Sector's (NSS) Cyber & ... with lasting impact. Leidos is seeking a highly skilled ** Principal User Interface (UI) Developer** to join...**Systems Engineers** to fully understand system requirements and desired user experience (UX). + Design and develop… more
    Leidos (09/02/25)
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  • Principal Front End Software…

    GliaCell Technologies (Fort Meade, MD)
    …in front- end technologies including the React ecosystem for creating user interfaces and experience using high-level web frameworks where appropriate. ... Are you a Principal Front End Software Engineer who...where your contributions have a tangible impact on enhancing user experiences and critical mission success. The ideal candidate… more
    GliaCell Technologies (08/22/25)
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  • Front End Developer, Assoc.…

    BigBear.ai (Annapolis Junction, MD)
    …in front- end technologies including the React ecosystem for creating user interfaces and experience using high-level web frameworks where appropriate. ... Overview BigBear.ai is seeking a Front- End Software Engineer to work on an exciting,...where your contributions have a tangible impact on enhancing user experiences and critical mission success. The ideal candidate… more
    BigBear.ai (08/08/25)
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  • Principal Systems Administrator - active…

    V2X (Springfield, VA)
    …with focus on minimizing, and eliminating, if possible, negative end - user impact and/or downtime. + Demonstrated experience authoring, testing, ... and professionalism. We have a great opportunity for a Principal Systems Administrator - active TS/SCI clearance in Springfield,...A wide and deep range of technical knowledge and experience , as well as the technical aptitude and self-initiative… more
    V2X (08/22/25)
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  • Principal Systems Engineer - Active Top…

    General Dynamics Information Technology (Washington, DC)
    …related experience **US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer** Seize your opportunity to make a personal impact ... as a Senior Principal Systems Engineer with GDIT. A career in systems...computing systems. + Coordinate and perform in-depth tests, including end - user reviews, for modified and new systems.… more
    General Dynamics Information Technology (08/09/25)
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  • Principal Satellite Systems Engineer…

    System One (Rockville, MD)
    Principal Systems Engineer (Commercial Satellite Industry) On-Site: Rockville, MD Annual Salary Range: The estimated salary range for this role is $170,000 - ... $220,000. Compensation will vary based on experience , education, and qualifications. ALTA IT Services is staffing...staffing a direct hire opening for a senior, hands-on Principal Satellite Systems Engineer to serve as the chief… more
    System One (08/23/25)
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  • Principal Applied Scientist, APM Stores

    Amazon (Arlington, VA)
    …increase traffic monetization and retail merchandise sales, without compromising the shopper experience . - Drive end -to- end Machine Learning projects that ... to out our team, we are looking for a Principal Applied Scientist, to lead research, design, experiment and...cases. You will collaborate with Amazon demand programs and front- end teams to influence how the entire advertising stack… more
    Amazon (08/21/25)
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  • Principal Product Manager Tech, Tech…

    Amazon (Arlington, VA)
    …-General knowledge and ability to implement GenAI features to optimize the user experience , leverage automation, and learn from customer behavior -Knowledge ... will be responsible for scoping and delivering large projects end -to- end . As a Principal Product...define requirements that support international use cases. - Define user stories and product requirements; while contributing to the… more
    Amazon (08/22/25)
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  • Principal Software Engineer - Solution…

    Mastercard (Arlington, VA)
    …and governments realize their greatest potential._ **Title and Summary** Principal Software Engineer - Solution Architect Overview Mastercard's Commercial Solutions ... around the globe, this dynamic team is responsible for end -to- end solutions for a diverse global customer...a diverse global customer base. We are seeking a Principal Software Engineer - Solution Architect to lead cross-functional… more
    Mastercard (08/08/25)
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