• Principal System Administrator - Windows…

    RTX Corporation (El Segundo, CA)
    …Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements :** Active and transferable US government issued security clearance is required ... of our systems and support IT infrastructures around the world. **Sr. Principal System Administrators,** internally known as Sr. Principal Analyst,… more
    RTX Corporation (12/09/25)
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  • Sr. Principal Scientist, Secure Work…

    Amazon (New York, NY)
    …You will work with multiple teams of scientists and engineers to translate business and functional requirements into concrete deliverables. You will invent new ... complex machine learning problems at scale while maintaining strict security requirements - from developing sophisticated ML models for secure information access… more
    Amazon (10/08/25)
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  • ADGE Sr Principal Mech Engineer (On-Site)

    RTX Corporation (Tewksbury, MA)
    …**Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements :** The ability to obtain and maintain a US government issued security ... clearance **Security Clearance:** DoD Clearance: Secret **Title: ADGE Sr Principal Mechanical Engineer (On-Site)** **Job Description:** **The Air Defense Ground… more
    RTX Corporation (12/24/25)
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  • Principal , Data Scientist

    Walmart (Sunnyvale, CA)
    …contribute to generative AI advancements to develop novel solutions that meet business requirements + Collaborate with multiple stakeholders to drive innovation ... team works closely with our US stores and eCommerce business to better serve customers by empowering team members,...personalization. **What you'll do:** We are looking for a Principal Machine Learning Engineer who can help build large… more
    Walmart (09/30/25)
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  • Principal Linux Systems Administrator

    RTX Corporation (El Segundo, CA)
    …Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements :** Active and transferable US government issued security clearance is required ... tough, meaningful problems that create a safer, more secure world. ** Principal System Administrator** in infrastructure Workplace Services, collaborates with many… more
    RTX Corporation (12/05/25)
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  • Senior Principal Systems Engineer

    RTX Corporation (Andover, MA)
    …Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements :** Active and transferable US government issued security clearance is required ... safer, more secure world. Raytheon is seeking a talented and motivated **Senior Principal Systems Engineer** to join our team within the Systems Engineering and Test… more
    RTX Corporation (11/19/25)
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  • Principal Software Engineer (Onsite)

    RTX Corporation (Windsor Locks, CT)
    …USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements :** Must be authorized to work in the US without the company's ... engine? Would you like to understand the rigorous certification requirements that must be met before an aircraft takes...be met before an aircraft takes flight? As a Principal Software Engineer, you will be on a mission… more
    RTX Corporation (11/13/25)
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  • Principal Systems Engineer, Systems…

    RTX Corporation (Tucson, AZ)
    …Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements :** Active and transferable US government issued security clearance is required ... the Systems Engineering and Test Capabilities (SE&TC) organization is currently hiring a Principal Systems Engineer - Systems Engineering Lead to join our Tucson, AZ… more
    RTX Corporation (10/16/25)
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  • Principal or Sr. Principal Program…

    Northrop Grumman (Palmdale, CA)
    …history, they're making history. Northrop Grumman Aeronautics Systems is seeking a qualified Principal Program Cost Schedule & Control Analyst (Level 3) or Sr. ... Principal Program Cost Schedule & Control Analyst (Level 4)...financial and administrative support and analysis to meet program requirements . The Program Cost Control Analyst will have experience… more
    Northrop Grumman (12/12/25)
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  • ASIC/FPGA Principal Verification Engineer…

    Lockheed Martin (Highlands Ranch, CO)
    …world at Lockheed Martin Space's Silicon Solutions team and seeking a future\-looking Principal Verification Engineer who is able to case and realize a compelling ... activities you will accomplish in this role:** * Serve as the Principal Subject Matter Expert \(SME\) regarding verification and validation for the department\.… more
    Lockheed Martin (12/06/25)
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