• Principal System Engineer

    KBR (Chevy Chase, MD)
    Title: Principal System Engineer / Enterprise Architect Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end ... Builder Advanced certification. + Experience analyzing compliance with an IT Enterprise Architecture. + Experience with Model-Based Systems Engineering tools… more
    KBR (10/08/25)
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  • Senior Principal Software Engineer

    Mastercard (Arlington, VA)
    …data-driven strategies and decisions. All About You: * Proven experience as a Senior Principal Engineer or equivalent in enterprise data architecture, data ... and governments realize their greatest potential._ **Title and Summary** Senior Principal Software Engineer , Data Architecture Overview: Mastercard's Data &… more
    Mastercard (10/17/25)
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  • Principal Software Developer

    Oracle (Washington, DC)
    …flexible workplace where you'll belong and be encouraged. https://www.oracle.com/cloud/ As a Principal Software Engineer on the Enterprise Management ... start-up, with the scale and customer-focus of the leading enterprise software company in the world. Values are OCI's...style environment. Career Level - IC4 **Responsibilities** As a Principal Software Engineer on this team, your… more
    Oracle (12/10/25)
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  • Principal Systems Engineer

    RTX Corporation (Springfield, VA)
    …a safer, more secure world. Raytheon Technologies is seeking a Principal Systems Engineer (MBSE) to provide enterprise -wide systems engineering ... to technical solutions. This role involves developing and maintaining system models using tools such as Cameo Systems...the development and adoption of new processes that enhance enterprise -wide systems engineering practices. + Develops and… more
    RTX Corporation (10/13/25)
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  • Principal Systems Engineer

    V2X (Suitland, MD)
    …successful system /solution development, design, implementation, and decommissioning. + The Principal Systems Engineer shall perform analysis, design, ... integrity, respect, responsibility, and professionalism. We are hiring a Principal Systems Engineer - active..., implement, test, secure, and deliver a variety of enterprise -grade IT solutions ( system , applications, and/or services)… more
    V2X (11/15/25)
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  • Principal Elasticsearch Systems

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal ** **Elasticsearch Systems Engineer ** in our **National Security Sector's ... more. **Join us and make a difference in National Security!** **Job Summary** The Principal Elasticsearch Systems Engineer role provides support across an… more
    Leidos (10/30/25)
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  • Identity and Access Management Senior…

    General Dynamics Information Technology (Washington, DC)
    …while you advance your career. Join GDIT as an Identity and Access Management Senior Principal Engineer you will build an impactful career in enterprise IT, ... like you. MEANINGFUL WORK AND PERSONAL IMPACT As an Identity and Access Management Senior Principal Engineer , the work you'll do at GDIT will be impactful to the… more
    General Dynamics Information Technology (11/01/25)
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  • Acquisition Systems Engineer Senior…

    SAIC (Chantilly, VA)
    …efforts as part of an exciting and innovative set of programs. The **Acquisition Systems Engineer ** provides support to the Systems Program Office (SPO) ... in acquisition and execution of mission critical systems . The Acquisition Systems Engineer ...Our robust portfolio of offerings includes high-end solutions in systems engineering and integration; enterprise IT, including… more
    SAIC (11/21/25)
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  • AI Cybersecurity Engineer Principal

    General Dynamics Information Technology (Fairfax, VA)
    …your career while impacting our national security in cyber as an **AI Cybersecurity Engineer Principal ** at GDIT. Here, technologists have many paths to grow a ... vulnerabilities in systems . + Designs, develops, tests, and evaluates information system security throughout the systems development life cycle. + Conducts… more
    General Dynamics Information Technology (12/17/25)
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  • Data QA Engineer Principal

    General Dynamics Information Technology (Fairfax, VA)
    …Yes **Job Description:** Transform technology into opportunity as a **Data QA Engineer Principal ** at GDIT. Shape what's next for mission-critical government ... next for your engineering career. We are seeking an experienced **Data QA Engineer Principal ** to support data migrations, validation efforts, and analytics… more
    General Dynamics Information Technology (12/15/25)
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  • Senior Principal Applications Delivery…

    General Dynamics Information Technology (Washington, DC)
    …your career. Join GDIT as a Senior Principal Applications Delivery Network Engineer and build an impactful career in enterprise IT, collaborating with people ... driven and resourceful like you. MEANINGFUL WORK AND PERSONAL IMPACT As a Senior Principal Applications Delivery Network Engineer , the work you'll do at GDIT… more
    General Dynamics Information Technology (11/01/25)
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  • Senior Principal Systems Software…

    Oracle (Washington, DC)
    …Ability to write efficient, production-quality code and debug complex distributed systems . + Experience with processor and system -level performance modeling. ... start-up, with the scale and customer-focus of the leading enterprise software company in the world. You are the...platforms and kernel subsystems. You will collaborate with architects, systems engineers, and DevOps teams to design and implement… more
    Oracle (11/25/25)
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  • Senior Principal Cyber Security…

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role ... supports enterprise -wide cybersecurity operations by providing advanced engineering and technical... systems + Knowledge of Windows and Linux systems , general operating system security practices, TCP/IP… more
    ManTech (12/13/25)
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  • Principal Engineer , Amazon…

    Amazon (Arlington, VA)
    … inter-dependencies and limitations. Possess expert knowledge in performance, scalability, enterprise system architecture, and engineering best practices. Assist ... to work on a wide range of technologies and systems which are on device (high volume consumer devices,...and advance our technology. Key job responsibilities As a Principal Software Engineer , you will: Serve as… more
    Amazon (11/14/25)
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  • Principal Software Development…

    Oracle (Washington, DC)
    …basis, drive tactical execution of features and projects, and own feature design. As a Principal Engineer on the Oracle Cloud Marketplace team, you will set the ... start-up, with the scale and customer-focus of the leading enterprise software company in the world. Values are OCI's...(This is** **not** **a remote position)** **Responsibilities** As a Principal Software Engineer on this team, your… more
    Oracle (11/25/25)
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  • Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role supports the ... systems , and virtual systems + Knowledge of Windows and Linux systems , general operating system security practices, TCP/IP networking, 802.1x, and network… more
    ManTech (12/13/25)
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  • Principal Software Engineer - 4

    Oracle (Washington, DC)
    …on innovative, enterprise class features to satisfy the most demanding object storage system workloads for our customers. An engineer at any level can have ... **Job Description** ** Principal Member of Technical Staff** Req: 275678 Location:...Service team is looking for a very hands-on, senior engineer with the expertise and passion in solving difficult… more
    Oracle (11/25/25)
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  • Principal Software Engineer

    Oracle (Washington, DC)
    **Job Description** Join the OCI Resource Analytics Team as a Principal Software Engineer - Oracle Data Warehouse & PL/SQL Expert. We're building a cutting-edge ... insights into inventory, compliance, and cost trends. As a Principal Software Engineer , you will take ownership...developing, designing and debugging of software applications or operating systems . As a Principal Member of Technical… more
    Oracle (12/04/25)
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  • Principal Software Development…

    Oracle (Washington, DC)
    …and debugging of software applications or operating systems . As a Principal Software Development Engineer , you will be working closely with software ... and securely configure these tenancies. We're looking for a Principal Software Development Engineer to help us...start-up, with the scale and customer-focus of the leading enterprise software company in the world. We strive for… more
    Oracle (11/25/25)
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  • Principal Research Engineer

    Oracle (Washington, DC)
    …optimization. Our AI and Applied Science team is seeking a highly motivated Principal Research Engineer to perform innovation in agent planning, reasoning, and ... **Job Description** At Oracle Analytics, we are building the next generation of enterprise AI products to enable intelligent data analysis at scale. Leveraging our… more
    Oracle (12/16/25)
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