• Principal Software Engineer (Onsite)

    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 in ... in an exciting environment, directly driving the design, architecture, and development of new software systems and products utilizing these technologies. Solipsys… more
    RTX Corporation (10/24/25)
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  • Principal Mission / Systems Engineer

    RTX Corporation (Annapolis Junction, MD)
    …at hiring manager discretion.** Applied Signal Technology (AST) is seeking a ** Principal ** **Mission / Systems Engineer ** who strives for excellence and ... work with other experienced members in R&D on system development and deployments for the protection of our country....pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date… more
    RTX Corporation (10/23/25)
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  • Senior Principal Systems Engineer

    Northrop Grumman (Baltimore, MD)
    …what others think is impossible. Northrop Grumman Mission Systems is seeking a Senior Principal Systems Engineer for a position located in Linthicum, MD to ... position requires a secret clearance at the time of application , with the job offer contingent on the ability...hardware and software engineers in support of integration and development + Develop test scenarios and perform data analysis… more
    Northrop Grumman (10/24/25)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Aberdeen, MD)
    …We have an immediate and upcoming career growth opportunities for an experienced ** Principal Systems Engineer ** to join our dynamic, talented, and rapidly ... at Aberdeen Proving Ground, is responsible for supporting system architecture development , CONOPS development , system trade studies, requirements analysis and… more
    RTX Corporation (10/09/25)
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  • Sr. Principal Air Vehicle System Test…

    Northrop Grumman (Millersville, MD)
    …Northrop Grumman Responsible Engineering/ Development /Test Engineering teams. **Sr. Principal System Test Engineer responsibilities include:** + Interfacing ... Grumman Aeronautics Systems has an opening for a **Air Vehicle System Test Engineer - Engineering Field Service Representative** (FSR) to join our team of qualified,… more
    Northrop Grumman (11/16/25)
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  • Principal Network Engineer

    Leidos (Odenton, MD)
    **Description** Leidos is seeking a ** Principal ** **Network Engineer ** to join our Defense Enclave Services (DES) team at **Ft. Meade, MD.** This is an exciting ... as test and evaluation activities. * Participate in technical development of staff. * Propose new solutions to Network...* Serve as the senior Tier III escalation support engineer for Incident Management activities. * Develop and maintain… more
    Leidos (10/16/25)
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  • Principal Staff Artificial Intelligence…

    General Motors (Annapolis, MD)
    **Job Description** **Role:** As a Principal Staff Artificial Intelligence Engineer within the Simulation and Testing organization, you will play a critical role ... the strategy and execution of simulation-based validation efforts for autonomous vehicle development . Your expertise will guide a team of engineers in defining best… more
    General Motors (09/13/25)
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  • Principal Software Engineer (SWE-4)

    Leidos (Fort Meade, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics ... for their mission needs. We achieve this through rapid prototyping, new development , and advanced technology research. From leading-edge visualizations to analytic … more
    Leidos (11/07/25)
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  • Principal CONOPS Support Engineer

    Northrop Grumman (Annapolis Junction, MD)
    …Center (NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking a ** Principal CONOPS Support Engineer .** **What ... the vision for the operational system to the user, acquisition, and development communities with quantitative and qualitative system metrics. Partner with teams… more
    Northrop Grumman (11/01/25)
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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 ... You Will Do:** + Enhance and maintain existing software development pipelines and extend the pipelines to include automated...pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date… more
    RTX Corporation (10/17/25)
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