• Principal Mission / Systems

    RTX Corporation (Annapolis Junction, MD)
    …hiring manager discretion.** Applied Signal Technology (AST) is seeking a ** Principal ** ** Mission / Systems Engineer ** who strives for excellence and ... stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most… more
    RTX Corporation (07/24/25)
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  • Principal Mission Systems

    Northrop Grumman (Dulles, VA)
    …for this position will work in a technical role in Dulles VA. This Systems Engineering role is responsible for the mission system integration and onboarding ... for a space program in the Space Missions business area within the Space Systems Sector. The candidate will perform mission onboarding activities for a… more
    Northrop Grumman (08/09/25)
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  • LINUX Sr Principal Systems

    General Dynamics Information Technology (Washington, DC)
    …integrate and maintain Linux technologies to advance the mission as a **SENIOR PRINCIPAL SYSTEMS ENGINEER ** with GDIT. Your work in the integration of ... of related experience **US Citizenship Required:** Yes **Job Description:** Job Description **Senior Principal Systems Engineer - Linux** Design, deploy,… more
    General Dynamics Information Technology (09/23/25)
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  • Principal Engineer Software

    Northrop Grumman (Chantilly, VA)
    …in defining possible? **Northrop Grumman Mission Systems ** is seeking a ** Principal Software Engineer ** to join our team! This position will be located ... + Work with stakeholders to design, build, and maintain mission critical systems . + Provide technical oversight...integration, test, and demonstration events. **Basic Qualifications for a Principal Software Engineer :** + Must have a… more
    Northrop Grumman (09/25/25)
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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 ... they're making history. Join Northrop Grumman on our continued mission to push the boundaries of possible across land,...contractors/offices. This requisition may be filled at either a Principal Cyber Systems Engineer or… more
    Northrop Grumman (08/22/25)
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  • Principal Systems Engineer

    General Dynamics Information Technology (Washington, DC)
    …15 + years of 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....them into consumable tasks for System Engineers + Ensure mission critical applications are highly available under adverse conditions… more
    General Dynamics Information Technology (08/09/25)
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  • Principal /Sr Principal

    Northrop Grumman (Annapolis Junction, MD)
    …new energy-efficient computing systems . MDA is seeking a ** Principal /Sr Principal Software Systems Engineer ** with demonstrated ability to lead ... other MDA efforts into products that solve critical customer mission needs. + Drive the development and integration plan...in Linthicum / Annapolis Junction, MD.** **Basic Qualifications For Principal Engineer Software Systems (Software… more
    Northrop Grumman (08/08/25)
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  • Sr Principal Systems Engineer

    General Dynamics Information Technology (Washington, DC)
    …17 + years of related experience **US Citizenship Required:** Yes **Job Description:** **Sr Principal Systems Engineer - Active Directory - Active Top Secret ... opportunity to make a personal impact as a **Sr** ** Principal Systems Engineer ** **- ACTIVE...and professional services company that delivers consulting, technology and mission services to every major agency across the US… more
    General Dynamics Information Technology (09/26/25)
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  • Sr Principal Engineer Mission

    Northrop Grumman (Chantilly, VA)
    …materials that do not meet required standards and specifications **Basic Qualifications Sr Principal Engineer Mission Assurance:** + Bachelor's degree in a ... Mission Systems (NGMS) is seeking a ** Mission Assurance Engineer 4** located in our...AS9100 Quality Management System certification process. **Preferred Qualifications Sr Principal Engineer Mission Assurance:** +… more
    Northrop Grumman (09/30/25)
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  • Principal Network Systems

    Saliense Consulting (Arlington, VA)
    …the design, implementation, documentation, and troubleshooting of the enterprise server environment. The Principal Systems Engineer must have the ability to ... preview of the full benefits package. Saliense is now hiring a Senior Technical Consultant ( Principal Network Systems Engineer ) to join our team in support… more
    Saliense Consulting (10/01/25)
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  • Engineer Systems / Principal

    Northrop Grumman (Annapolis Junction, MD)
    …design and fabrication. MDA is seeking a ** Systems Engineer / Principal Systems Engineer .** This position is located at **Baltimore, MD** . ... history; they're making history. An organization within Northrop Grumman's Mission Systems Sector, Microelectronics Design and Applications...filled at either a Principal or Sr. Principal Systems Engineer ** **Basic Qualifications… more
    Northrop Grumman (09/07/25)
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  • Principal Systems Engineer

    Northrop Grumman (Dulles, VA)
    …practices including identification, mitigation and realization _This requisition may be filled at either a Principal Systems Engineer or a Sr. Principal ... impact on new business, program performance, design, development, and mission operations. This role works with the program Chief...level based on the qualifications listed below:_ **Basic Qualifications:** Principal Systems Engineer + US… more
    Northrop Grumman (08/09/25)
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  • Principal Verification and Validation…

    BAE Systems (Rockville, MD)
    …+ Develop technical documentation, data, presentations, and white paper submissions for Lead Systems Engineer and chief engineers for approval + Engage with ... **Job Description** BAE Systems is seeking a full-time Principal ...have excellent written and verbal communication skills. As a Principal Verification and Validation Engineer , your responsibilities… more
    BAE Systems (09/09/25)
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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...and professional services company that delivers consulting, technology and mission services to every major agency across the US… more
    General Dynamics Information Technology (09/26/25)
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  • Sr Principal HPC Systems

    Northrop Grumman (Annapolis Junction, MD)
    …operational risks and propose, plan, and deploy mitigation strategies **Basic qualifications: Sr. Principal Systems Engineer ** + Bachelor's degree in a STEM ... only part of history, they're making history. Northrop Grumman Mission Systems is a trusted provider of...candidates for the position of High-Performance Computing (HPC) **Sr. Principal HPC Systems Engineer ** to… more
    Northrop Grumman (09/16/25)
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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,...+ Working knowledge of missile defense system components and mission . + Familiarity with DOD and MDA processes and… more
    Chenega Corporation (09/14/25)
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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, integrating, testing, and supporting… more
    QinetiQ (10/12/25)
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  • Principal Systems Engineer

    Shuvel Digital (Dulles, VA)
    Job Title: Principal Systems Engineer Location: Dulles, VA - Hybrid Duration: Contract Clearance: Active Secret. Must be able to obtain DHS Suitability. Must ... Description: Supporting a US Government customer on a large mission critical development and sustainment program to design, build,...capabilities to address emerging threats. We are seeking a Principal Systems Engineer to assess,… more
    Shuvel Digital (09/25/25)
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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) ... Description** This effort is seeking an experienced endpoint security systems engineer to join our Cyber Security... will support integration of Linux and Windows hosted mission systems with the endpoint security product… more
    Leidos (08/29/25)
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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 (10/09/25)
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