• Principal Software Engineer

    BAE Systems (Nashua, NH)
    **Job Description** We are seeking an experienced Principal Software Engineer to join our Digital Architecture Team (DAT). The successful candidate will be ... properties of each component. Key Responsibilities: + Design, develop, and test Python applications that integrate with BAE's existing infrastructure and modern… more
    BAE Systems (11/04/25)
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  • Cyber Systems Engineer / Principal

    Northrop Grumman (Melbourne, FL)
    …funding confirmation.** Northrop Grumman Aeronautics Systems is seeking a Cyber Systems Security Engineer / Principal Cyber Systems Security Engineer ... Master of Science degree in a STEM discipline * ** Principal Cyber Systems Engineer** : Bachelor of...* Experience with requirements development, derivation, system integration & test and validation and verification. * Must have ability… more
    Northrop Grumman (12/23/25)
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  • Senior Principal Systems Engineer…

    RTX Corporation (Cedar Rapids, IA)
    …are eligible for a security clearance **Security Clearance:** DoD Clearance: TS/SCI Sr Principal Systems Engineer - Principal Investigator (Onsite) - ... work spanning across multiple projects. + Design, develop, integrate, demonstrate, and test advanced networking or radio software systems /subsystems + Excellent… more
    RTX Corporation (11/18/25)
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  • Principal Mechanical Engineer

    BAE Systems (Merrimack, NH)
    …Countermeasure & Electromagnetic Attack Solutions is seeking a talented, motivated Principal Mechanical Engineer who wants to join an organization where teamwork ... engineering team at a dynamic company that values technical excellence. At BAE Systems , we value our cultural principles by providing a heathy work environment in… more
    BAE Systems (11/22/25)
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  • Senior Principal Cyber Systems

    Northrop Grumman (Melbourne, FL)
    …employees are not only part of history, they're making history. Northrop Grumman Aeronautics Systems is seeking a **Senior Principal Cyber Systems Engineer ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (12/10/25)
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  • Principal Data Engineer

    HCA Healthcare (Nashville, TN)
    …development process, from writing code using common developer tools, through the build, test , deploy process, and iterating with CI/CD systems . You will build ... purpose and integrity. We care like family! Jump-start your career as a(an) Principal Data Engineer today with HCA Healthcare. **Benefits** HCA Healthcare offers a… more
    HCA Healthcare (10/16/25)
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  • Principal Digital Engineer or Sr.…

    Northrop Grumman (Buffalo, NY)
    …engineering liaison support for production hardware testing, + Providing support for Systems Integration and Test operations. + Use strong interpersonal skills ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...looking for you to join our team as an ** Principal Digital Engineer or Sr. Principal Digital… more
    Northrop Grumman (10/07/25)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Largo, FL)
    …new designs are exciting and technically challenging. Collins Aerospace is hiring a ** Principal Systems Engineer** to support programs for our US military and ... You Must Have** * Strong knowledge of the full Systems Engineering V - from CONOPS development to Sustainment...and testing efforts within multidisciplinary teams * Experience organizing test teams and leading the generation of testing artifacts… more
    RTX Corporation (11/05/25)
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  • Sentinel Sr Principal Software…

    Northrop Grumman (Bellevue, NE)
    …opportunities to fit your life and launch your career today. Northrop Grumman Defense Systems is seeking **Sr. Principal Software Systems Engineer.** This ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (12/24/25)
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  • Engineer Systems Modeling Simulation…

    Northrop Grumman (Melbourne, FL)
    …and C++. + Experience in database design and management. **Basic Qualifications for Principal Systems Engineer:** + Bachelor of Science degree in Science, ... Systems is seeking a qualified and innovative **Engineer Systems Modeling Simulation/ Principal Engineer Systems ...& Tools Development)** to join the innovative Model Based Test & Evaluation (MBTE) team where we are advancing… more
    Northrop Grumman (12/11/25)
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