• Fannie Mae (Reston, VA)
    …maintaining hardware, technology, and/or processes. *THE IMPACT YOU WILL MAKE* The * Principal Engineer (Director IC), Exchange Platform (APIs, Files, AI ... relevant programming languages * Product Testing including testing and evaluating software , usability testing, UAT, and using relevant product testing technology *… more
    DirectEmployers Association (10/17/25)
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  • Principal Software Engineer

    General Dynamics Information Technology (Washington, DC)
    …team to get something done for you + Lead a team of Developers to engineer and develop software to solve complex user problems + Communicate technical decisions ... related experience **US Citizenship Required:** Yes **Job Description:** Forward Deployed Engineer Transform technology into opportunity as a Forward Deployed … more
    General Dynamics Information Technology (11/22/25)
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  • Principal Software Engineer

    Huntington Ingalls Industries (Columbia, MD)
    …current Secret or TS level clearance. + 15+ years of experience as a software engineer , designing, developing, and deploying complex backend systems and a ... data solution development and deployment, with expertise in cloud-based services, software and systems engineering, cyber capabilities, and data science. Enlighten… more
    Huntington Ingalls Industries (10/23/25)
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  • Principal Systems Engineer

    RTX Corporation (Fulton, MD)
    …including a mix of domestic and international pursuits and programs. We are seeking a ** Principal Systems Engineer ** to work in Fulton, MD. **What You Will Do** ... Boulevard , Fulton, MD, 20759 USA **Position Role Type:** Hybrid **U.S. Citizen, US Person, or Immigration Status Requirements:**...+ Serve as a technical lead and systems engineer on challenging software development projects such… more
    RTX Corporation (12/06/25)
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  • Principal Hardware Engineer

    Curtiss-Wright Corporation (Ashburn, VA)
    ** Principal Hardware Engineer - Hybrid /Remote Northeast US** Curtiss Wright is seeking an experienced ** Principal Hardware Engineer ** to join our ... 3U and 6U VPX form factors; and custom form-factor systems incorporating software , firmware, and hardware security elements. The ideal candidate brings deep… more
    Curtiss-Wright Corporation (10/05/25)
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  • Principal Software Engineer

    RTX Corporation (Sterling, VA)
    …citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret ** Principal Software Engineer ** **- Training System Software ... (Onsite)** **Role Description: ** We are searching for a Principal Software Engineer to join...regardless of whether the role is designated as on-site, hybrid or remote._** The salary range for this role… more
    RTX Corporation (11/19/25)
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  • Principal Software Developer(…

    Oracle (Washington, DC)
    **Job Description** ** Principal Software Engineer ** As a member of the software engineering division, you will apply basic to intermediate knowledge of ... equivalent experience relevant to functional area. 7+ years of software engineering or related experience. In this principal... software engineering or related experience. In this principal role you will be expected to drive technical… more
    Oracle (12/20/25)
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  • Principal Software Engineer

    RTX Corporation (Fulton, MD)
    …a wholly owned subsidiary of Collins Aerospace/RTX and is currently seeking a ** Principal Software Engineer ** who is enthusiastic, hardworking, and proactive ... environment, directly driving the design, architecture, and development of new software systems and products utilizing these technologies. Solipsys is an industry… more
    RTX Corporation (10/24/25)
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  • Principal Software Engineer

    Oracle (Washington, DC)
    …quickly and see results in near real time. We are looking for a highly skilled Principal Software Developer to join our team of talented engineers. As an ideal ... testing and Operations. You should thrive in a collaborative, hybrid , and agile environment, and have a passion for...on cloud technologies and customer experience. **Responsibilities** As a Principal Software Developer you will be required… more
    Oracle (11/25/25)
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  • Principal AI Software

    Marriott (Bethesda, MD)
    …(Xcode, Android Studio), and emerging AI developer tooling across the software development lifecycle. Champions a culture of rapid learning, experimentation, and ... informs evolving strategies and implementation plans. Partners closely with Principal Engineers, Engineering Directors, Enterprise Architecture, and squad Tech Leads… more
    Marriott (12/19/25)
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  • Principal Software Engineer

    Oracle (Washington, DC)
    …Infrastructure (OCI) continues its rapid expansion, we are seeking a skilled Software Engineer to join our newly established Cloud Performance Organization. ... its mission beyond the traditional boundaries of public cloud to include dedicated, hybrid and multi cloud, edge computing, and more. At Technical Strategy and… more
    Oracle (12/20/25)
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  • Principal Software Engineer

    Oracle (Washington, DC)
    …Cloud Infrastructure (OCI). You can be part of this mission-reimagining how software and the cloud work together to deliver mission-critical applications of the ... its mission beyond the traditional boundaries of public cloud to include dedicated, hybrid , and multi-cloud, edge computing, and more. Come have fun, do great… more
    Oracle (11/25/25)
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  • Senior Principal Software

    Oracle (Washington, DC)
    …AI-centric data architectures across Oracle Cloud Infrastructure (OCI) and hybrid environments + Proactively recognize multicloud multi-year requirements, uncover ... unaddressed needs, and develop potential solutions across various customer groups. + Collaborating with cross-functional teams. + Prepare for complex product or solution-related inquiries or challenges that customers may present. + Promote understanding of… more
    Oracle (11/26/25)
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  • Principal Systems Engineer

    RTX Corporation (Fulton, MD)
    …Solipsys is a wholly owned subsidiary of Collins Aerospace/RTX and is currently seeking a Principal Systems Engineer to join our team in Fulton, MD who is ... **Qualifications You Must Have** + Experience as a systems engineer on a software development program +...regardless of whether the role is designated as on-site, hybrid or remote._** The salary range for this role… more
    RTX Corporation (11/19/25)
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  • Principal Endpoint Security Systems…

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity a ** Principal Endpoint Security Systems Engineer ** in our **National Security Sector's (NSS) Cyber ... opportunities for cross training on our other security tools. Working in a hybrid cloud/on-prem mission environment the engineer will support integration of… more
    Leidos (11/28/25)
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  • Senior Principal DevOps Lead…

    RTX Corporation (Fulton, MD)
    …market. Collins Aerospace is currently seeking a self-motivated and talented **Senior Principal ** **DevOps Lead Engineer ** who is seeking a challenging new ... **What You Will Do:** + Enhance and maintain existing software development pipelines and extend the pipelines to include...regardless of whether the role is designated as on-site, hybrid or remote._** The salary range for this role… more
    RTX Corporation (10/17/25)
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  • Lead AI Engineer , Consulting…

    Cognizant (Washington, DC)
    **Lead AI Engineer , Consulting Principal ** **About the Role** We are looking for a Lead AI Engineer who functions as a force multiplier. You are not just an ... credible leader who bridges the gap between traditional enterprise software and the frontier of AI. Your primary mission..., MCP, and GitHub Copilot. **Work Model:** We believe hybrid work is the way forward as we strive… more
    Cognizant (12/31/25)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Fulton, MD)
    …a mix of domestic and international pursuits and programs. **We are seeking a Principal Systems Engineer to work onsite** **in Fulton, MD.** **U.S. citizenship ... you will serve as a technical lead and systems engineer on challenging software development projects such...regardless of whether the role is designated as on-site, hybrid or remote._** The salary range for this role… more
    RTX Corporation (10/16/25)
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  • Principal Applied AI Engineer

    Humana (Washington, DC)
    …driver in shaping the future of AI-powered healthcare. We are looking for a Principal Applied AI Engineer , a technical leader who thrives in ambiguous, ... or a related quantitative field. + 10+ years of professional software or platform engineering experience. + Deepexpertisein Python, including building production… more
    Humana (12/17/25)
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  • Principal Geotechnical Dam Safety…

    AECOM (Germantown, MD)
    …a better world. Join us. **Job Description** **AECOM** is seeking a highly talented Principal Geotechnical Dam Safety Engineer to join the East Region Dams Team. ... hydraulic structures. + Prepare and perform quality reviews of other Engineer 's work on deliverables such design calculations, engineering reports, construction… more
    AECOM (11/26/25)
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