• Principal Software Engineer - Training…

    RTX Corporation (Sterling, VA)
    …as only US citizens are eligible for a security clearance​ ** Security Clearance:** DoD Clearance: Secret ** Principal Software Engineer** **- Training System ... Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US...Make and influence decisions which impact cost, schedule, and technical performance at a program level +… more
    RTX Corporation (11/19/25)
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  • Sentinel Principal /Sr Principal

    Northrop Grumman (Roy, UT)
    …Northrop Grumman Defense Systems is seeking a ** Principal Project Manager/Sr Principal Project Manager** with the technical expertise, background, and people ... skills to coordinate and perform a wide range of program planning and business management efforts within the **STT** Team. This position will be located in **Roy,… more
    Northrop Grumman (12/10/25)
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  • Principal Solution Architect, Operational…

    AECOM (Dallas, TX)
    …of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that ... purpose to deliver a better world. Join us. **Job Description** **AECOM** is seeking a Principal Solution Architect to be based in Dallas or Houston, Texas. As a … more
    AECOM (11/26/25)
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  • Principal Storage & Data Protection System…

    RTX Corporation (Marlborough, MA)
    …problem-solving, between Digital Technology, Cybersecurity, Engineering, HPC, Tools, and Program customers, translating storage performance needs into technical ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (12/05/25)
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  • Software/ Principal Software Engineer

    Northrop Grumman (Rolling Meadows, IL)
    …Mission Systems is a trusted provider of mission-enabling solutions for global security . Our Engineering and Sciences (E&S) organization pushes the boundaries of ... to the warfighter. Come be a part of our mission! As a Software Engineer/ Principal Software Engineer at Northrop Grumman you will have a challenging and rewarding… more
    Northrop Grumman (10/28/25)
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  • Principal Systems Engineer - Modeling…

    RTX Corporation (Tucson, AZ)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** DoD Clearance: Secret At Raytheon, the foundation of everything we… more
    RTX Corporation (12/06/25)
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  • Senior Contracts Manager ( Principal

    L3Harris (Anaheim, CA)
    …cooperatively with a multitude of organizations ranging from technical , program office, finance, pricing and security for seamless contract administration. ... sea and cyber domains in the interest of national security . Job Title: Senior Contracts Manager ( Principal ,...be an individual contributor for a large and complex program . The individual selected for this position will support… more
    L3Harris (11/16/25)
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  • Principal System Administrator - Windows…

    RTX Corporation (El Segundo, CA)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** Secret - Current At Raytheon, the foundation of everything we do is… more
    RTX Corporation (12/09/25)
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  • Sr. Principal Platform Engineer / Service…

    Lilly (Indianapolis, IN)
    …using Python, Bash, and Ansible. + Collaborate with application, network, and security teams. + Create technical documentation, runbooks, and provide knowledge ... determined to make life better for people around the world. **Sr. Principal Platform Engineer / Service Owner (F5)- Enterprise Connectivity:** Seeking an experienced… more
    Lilly (12/18/25)
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  • Engineer Principal - RF Systems Analyst

    BAE Systems (Broomfield, CO)
    …kick- off through post-delivery support. + Experience working with DoW and/or IC technical support contractors and program technical representatives. + ... Engineering, Science and Analysis (ESA) Strategic Capabilities Unit comprises the technical talent and organizational leadership that enables the successful delivery… more
    BAE Systems (12/09/25)
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