• Principal System Engineer

    KBR (Bethesda, 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 (09/23/25)
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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 (Dulles, 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 Network Systems

    Saliense Consulting (Arlington, VA)
    …implementation, documentation, and troubleshooting of the enterprise server environment. The Principal Systems Engineer must have the ability to manage ... package. Saliense is now hiring a Senior Technical Consultant ( Principal Network Systems Engineer ) to... Engineer on network infrastructure issues impacting the enterprise environment. Responsibilities include: + Manages the ' system more
    Saliense Consulting (12/05/25)
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  • Principal Network Systems

    RTX Corporation (Dulles, VA)
    …Managed by Collins Aerospace **Applied Signal Technology (AST)** is seeking a ** Principal Networking Systems Engineer ** specializing in infrastructure design ... below: Applied Signal Technology: WHO WE ARE (https://www.collinsaerospace.com/what-we-do/industries/military-and-defense/communications/applied-signal-technology) The ** Principal Networking Systems Engineer ** must… more
    RTX Corporation (12/02/25)
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  • Principal Systems Engineer

    GliaCell Technologies (Columbia, MD)
    …do not apply if you currently do not possess this level of clearance. Are you a Principal Systems Engineer who is ready for a new challenge that will launch ... Make It Happen! GliaCell Technologies focuses on Software & System Engineering in Enterprise and Cyber Security...amazingly talented people Job Description: GliaCell is seeking a Principal Systems Engineer on one… more
    GliaCell Technologies (12/03/25)
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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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  • 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** + Serve as a technical lead and systems engineer on challenging software development projects... systems engineering tools such as DOORS, Sparx Systems Enterprise Architect, and Cameo. + Experience… more
    RTX Corporation (12/06/25)
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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 onsite** **in Fulton, MD.** **U.S. ... position, you will serve as a technical lead and systems engineer on challenging software development projects... systems engineering tools such as DOORS, Sparx Systems Enterprise Architect, and Cameo. + Experience… more
    RTX Corporation (10/16/25)
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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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  • Azure Cloud Engineer Sr Principal

    General Dynamics Information Technology (Fairfax, VA)
    …of related experience **Job Description:** Own the opportunity as an **Azure Cloud Engineer Sr Principal ** and help ensure the mission is never interrupted. ... them face any obstacle. At GDIT, people are our differentiator. As an **Azure Cloud Engineer Sr Principal ,** you will help ensure today is safe and tomorrow is… more
    General Dynamics Information Technology (11/25/25)
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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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  • Provider Digital Principal Software…

    CVS Health (Washington, DC)
    …ideal candidate will have a proven track record of designing complex enterprise systems , modernizing legacy applications, and mentoring development teams. The ... heart, each and every day. **Position Summary** We are seeking a highly skilled Principal Software Engineer to lead the innovation, design, and development of… more
    CVS Health (09/18/25)
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  • Principal Cyber Software Engineer

    Concurrent Technologies Corporation (Columbia, MD)
    Principal Cyber Software Engineer Concurrent Technologies Corporation Client Site - Columbia, MD area Minimum Clearance Required: TS/SCI with Fullscope Poly ... system performance standards, conferring with users or system engineers; analyzing systems flow, data usage...Two (2) years' experience developing software on Red Hat Enterprise Linux (RHEL) systems Why CTC? +… more
    Concurrent Technologies Corporation (11/06/25)
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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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