• Sentinel - Principal / Senior

    Northrop Grumman (Roy, UT)
    …right opportunities to fit your life and launch your career today. Northrop Grumman Defense Systems is seeking a ** Principal Systems Engineer** (T-03) / **Sr ... and team integration) **Basic Qualifications:** _This requisition may be filled at either the Principal Systems Engineer level (T-03) or Sr. Principal more
    Northrop Grumman (10/10/25)
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  • Senior Principal Systems

    RTX Corporation (Andover, MA)
    …that create a safer, more secure world. Raytheon is seeking a talented and motivated ** Senior Principal Systems Engineer** to join our team within the ... system functions seamlessly. **What You Will Do:** In this Senior Principal Systems Engineer role,...10 years of prior engineering experience. + Experience with systems software , systems hardware, … more
    RTX Corporation (11/19/25)
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  • CEMA - Principal Software Engineer

    BAE Systems (Hudson, NH)
    …support growing global demand for advanced electronic warfare systems . As a Principal Software Engineer, you'll bring senior -level technical expertise to ... built on collaboration, innovation, and mission focus. As a Principal Software Engineer, you ll have the...multiple disciplines. + Expand your expertise in real-time, mission-critical software systems . + Grow your career through… more
    BAE Systems (12/23/25)
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  • Senior / Principal Software

    Sandia National Laboratories (Livermore, CA)
    …staff, management, and customers to implement solutions that address requirements. Architect software systems , develop code, write unit tests, and create ... code and the ability to quickly understand and contribute to complex software systems . + Expertise in front-end or full-stack development, with proficiency in… more
    Sandia National Laboratories (12/16/25)
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  • Senior Principal Crypto…

    RTX Corporation (El Segundo, CA)
    …using a high-level programming language (Rust, C/C++, Python) as well as hardware- software integration in real-time embedded systems . + Crypto Algorithm ... global market. Collins Aerospace is seeking a dynamic and experienced Crypto Embedded Software Engineer to join the Secure Processing Software team in El… more
    RTX Corporation (12/09/25)
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  • Senior Principal Systems

    Northrop Grumman (Jessup, MD)
    …Grumman Microelectronics Center (NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking ** Senior Principal Systems ... US Government security clearance per customers' requirements.** **Basic Qualifications for** ** Senior Principal Systems Configuration Management Lead** **:**… more
    Northrop Grumman (12/05/25)
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  • Senior Principal Software

    RTX Corporation (West Valley City, UT)
    …applications and systems + Design, code, test, integrate, and document software solutions + Participate in internal review of software components and ... flexibility at hiring manager discretion** . Applied Signal Technology (AST) is seeking a Software Engineer II who strives for excellence and has a passion to be… more
    RTX Corporation (12/19/25)
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  • Senior Principal Systems

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

    Oracle (Austin, TX)
    … development tasks associated with the developing, designing and debugging of software applications or operating systems . Career Level - IC5 **Responsibilities** ... should be a rock solid developer able to dive deep into low-level systems , design broad distributed system interactions for high performance, high scale data-planes.… more
    Oracle (11/25/25)
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  • Senior Principal Systems

    General Dynamics Information Technology (Washington, DC)
    …8 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Principal Systems Engineer - Messaging - Active Top Secret Required** ... your opportunity to make a personal impact as a ** Principal Systems Engineer - Messaging** with GDIT..... + Providing technical support to end users for software and/or hardware issues. + Ensuring the security and… more
    General Dynamics Information Technology (12/10/25)
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