• Principal System Engineer

    KBR (Chevy Chase, MD)
    Title: Principal System Engineer / Program Portfolio Manager Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end ... contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future...space defense. KBR is looking for an experienced, results-oriented System Engineer / Program Portfolio Manager to… more
    KBR (10/08/25)
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  • Principal Engineer

    Tyto Athene (Washington, DC)
    **Description** Tyto Athene is seeking a Part-Time ** Principal Engineer ** to support a Government Program Management Office in Suitland, MD. ... managers. + Provide technical direction and expertise on a variety of program areas, including strategic management, project management, systems design, and… more
    Tyto Athene (10/04/25)
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  • Spacecraft Fault Management & System

    Northrop Grumman (Mclean, VA)
    …status and technical performance reviews, analyses and reports **Basic Qualifications:** + **Sr. Principal Systems Engineer -** Bachelors of Science degree ... generation reports & review packages + Provide support to selected elements of the program Systems Engineering Team + Support and deliver SE Products and other… more
    Northrop Grumman (09/30/25)
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  • Principal /Sr. Principal Cyber…

    Northrop Grumman (Fairfax, VA)
    …of the best work of your career. We are looking for you to join our team as a Principal Cyber Systems Engineer or Sr. Principal Cyber Systems ... -related meetings with external contractors/offices. This requisition may be filled at either a Principal Cyber Systems Engineer or Sr. Principal Cyber… more
    Northrop Grumman (08/22/25)
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  • Principal Systems Engineer

    QinetiQ (Mclean, VA)
    …your professional and personal lives. Position Overview We are seeking an experienced and dynamic Principal Systems Engineer . We are seeking a Systems ... Engineer (Multi-disciplined, preferred ISR). The Principal Systems Engineer will be responsible for designing,...+ Serve as the internal technical authority on aerostat systems , providing guidance to program management and… more
    QinetiQ (10/12/25)
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  • Command, Control, Communications, and Battle…

    Chenega Corporation (Fort Belvoir, VA)
    Command, Control, Communications, and Battle Management (C3BM) Principal Systems Engineer Ft. Belvoir, VA Join our Talent Network Command, Control, ... Communications, and Battle Management (C3BM) Principal Systems Engineer Ft. Belvoir,...+ Experience with Missile Defense Agency, Ballistic Missile Defense System , and/or C3BM Program Office work efforts… more
    Chenega Corporation (09/14/25)
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  • Principal Systems Engineer

    General Dynamics Information Technology (Fairfax, VA)
    …8 + years of related experience **Job Description:** GDIT is seeking an experienced ** Principal Systems Engineer ** to work in a dynamic Agile team ... environment. The Principal Systems Engineer Advisor will...Stakeholders and IDR users. + Simplified User Onboarding and system access processes. + Enhancing data quality and integration… more
    General Dynamics Information Technology (09/26/25)
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  • Principal Systems Engineer

    RTX Corporation (Springfield, VA)
    …problems that create a safer, more secure world. Raytheon Technologies is seeking a Principal Systems Engineer (MBSE) to provide enterprise-wide systems ... traceability of requirements to technical solutions. This role involves developing and maintaining system models using tools such as Cameo Systems Modeler, as… more
    RTX Corporation (10/13/25)
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  • Principal Systems Engineer

    QinetiQ (Mclean, VA)
    …your professional and personal lives. Position Overview We are seeking an experienced Principal Systems Engineer with specialized expertise in Intelligence, ... + Serve as the internal technical authority on ISR systems , providing guidance to program management and...integration with aerostat platform and cross-cueing with other collection systems + Evaluate contractor ISR system performance… more
    QinetiQ (10/12/25)
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  • CCSS Principal Systems

    RTX Corporation (Washington, DC)
    …a safer, more secure world. Raytheon Field Engineering is anticipating an opportunity for a ** Principal Systems Engineer ** . This role is suited for a ... are in support of the Command and Control Switching Systems (CCSS) Program . What You Will Do...management of baseline changes to accommodate mission requirements and system architecture modifications. + Support operational teams during … more
    RTX Corporation (09/19/25)
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  • 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 engineering ... work is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. + Collaborative Environment: Be… more
    KBR (10/08/25)
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  • Principal OR Sr. Principal Payloads…

    Northrop Grumman (Washington, DC)
    …and maintain Special Program Access (SAP/PAR). **Basic Qualifications for Senior Principal Payloads Field Service Engineer :** + Bachelor's Degree in a STEM ... part of history, they're making history. Northrop Grumman Aeronautics Systems is looking to add a ** Principal ...looking to add a ** Principal OR Sr. Principal Payloads Field Service Engineer ** to our… more
    Northrop Grumman (09/17/25)
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  • Cyber Software Test Engineer

    Northrop Grumman (Chantilly, VA)
    …Grumman Mission Systems ** is seeking a candidate to fill a **Software Test Engineer / Principal Software Test Engineer ** position. This position will be ... mission operations This requisition may be filled at either the **Software** **Test Engineer ** or ** Principal ** **Software** **Test Engineer ** level. **Basic… more
    Northrop Grumman (09/25/25)
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  • Principal OR Senior Principal Field…

    Northrop Grumman (Washington, DC)
    …Our employees are not only part of history, they're making history. Northrop Grumman Aeronautics Systems is looking to add a ** Principal OR Senior Principal ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...location. _This position can be filled at either the Principal Field Service Engineer - Network and… more
    Northrop Grumman (09/17/25)
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  • Principal Sales Engineer - CICS…

    Rocket Software (Washington, DC)
    …people truly BELIEVE in what they're doing!** **Job Description Summary:** The Principal Sales Engineering role will support Account Executives in new and existing ... expertise required. + A minimum of 5+ years CICS Systems programming experience. + Familiarity with CICS trace and...+ Experience with CICS problem analysis at both the system and application level. + Experience with CICS application… more
    Rocket Software (09/12/25)
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  • Sr Principal Engineer Mission…

    Northrop Grumman (Chantilly, VA)
    …/ AS9100 Quality Management System certification process. **Preferred Qualifications Sr Principal Engineer Mission Assurance:** + BS Degree in an engineering ... that do not meet required standards and specifications **Basic Qualifications Sr Principal Engineer Mission Assurance:** + Bachelor's degree in a related… more
    Northrop Grumman (09/30/25)
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  • Principal RF Engineer

    Leidos (Arlington, VA)
    …engineers, systems engineers, software/firmware engineers, scientists, etc.). The ** Principal RF Engineer ** will direct the design and development ... at the forefront of researching, designing, and developing EW systems , directed energy systems , high speed/hypersonic weapon...nation's defense.** We currently have an opening for a ** Principal RF Engineer ** to work with a… more
    Leidos (08/30/25)
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  • Principal Engineer Software

    Northrop Grumman (Chantilly, VA)
    …interested in defining possible? **Northrop Grumman Mission Systems ** is seeking a ** Principal Software Engineer ** to join our team! This position will be ... CONUS and OCONUS integration, test, and demonstration events. **Basic Qualifications for a Principal Software Engineer :** + Must have a bachelor's degree in… more
    Northrop Grumman (09/25/25)
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  • System Engineer Principal

    Sciolex Corporation (Chantilly, VA)
    …that surpasses the epitome of excellence. Our core services include systems engineering technical advice, technical support, and administrative assistance. From our ... Directorate (MID). Sciolex is seeking to fill an opening for a Systems Engineering and Technical Assistance (SETA) USCYBERCOM Outreach Representative. The customer… more
    Sciolex Corporation (07/16/25)
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  • Principal Engineer - Cyber Security…

    Wells Fargo (Mclean, VA)
    **About this role:** Wells Fargo is seeking a Principal Engineer in Technology as part of Cybersecurity. Learn more about the career areas and lines of business ... at wellsfargojobs.com. Wells Fargo is seeking a Principal Engineer for our Cyber Security Operations team to serve as the senior technical authority for security… more
    Wells Fargo (10/10/25)
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