• Principal Systems Engineer

    RTX Corporation (Tewksbury, MA)
    …meaningful problems that create a safer, more secure world. Raytheon is seeking a ** Principal ** ** Systems Security Engineer -P4** to join our elite Systems ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (11/29/25)
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  • Senior Principal Systems

    RTX Corporation (Tewksbury, MA)
    …The SPY-6 Family of Radars and GhostEye Family of Radars are seeking a **Senior Principal Systems Engineer ** to help in the execution of integration and ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (11/14/25)
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  • Principal Systems Engineer

    RTX Corporation (Marlborough, MA)
    …(SSE). The SPY-6 Family of Radars and the GhostEye family of radars are seeking a ** Principal Systems Engineer ** to help in the execution of integration and ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (11/14/25)
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  • Principal Systems Engineer

    RTX Corporation (Cedar Rapids, IA)
    …clearance​ **Security Clearance:** DoD Clearance: Secret Collins Aerospace is seeking a **Senior Principal Systems Engineer ** for the Enduring Open ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (10/16/25)
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  • Principal Systems Engineer

    RTX Corporation (Richardson, TX)
    …of Defense's strategic command and control military aircraft recapitalization programs. As our next Principal Systems Engineer and as a member of our team, ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (10/09/25)
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  • Sr Principal Engineer Systems

    Northrop Grumman (Colorado Springs, CO)
    …they're making history. Northrop Grumman Space Systems is seeking a **Senior Principal Modeling** **and Simulation Systems Engineer ** to join our team ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...6 Years with Masters; 4 Years with PhD​ + Active DoD Secret Clearance + Experience using Modeling, Simulation,… more
    Northrop Grumman (10/09/25)
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  • Senior Principal Systems

    Leonardo DRS, Inc. (Beavercreek, OH)
    …and government agencies around the world. **Job Summary** We are seeking a Senior Principal Systems Engineer with expertise in MATLAB, signal processing, and ... **Job ID: 112995** The Leonardo DRS Airborne and Intelligence Systems business is a global leader and strategic partner...SysML or similar modeling languages, tools, and methodologies. + Active DoD security clearance (Secret or higher) at time… more
    Leonardo DRS, Inc. (10/05/25)
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  • Senior Principal Systems

    RTX Corporation (Cedar Rapids, IA)
    …the demands of a rapidly evolving global market. Collins Aerospace is seeking a **Senior Principal Systems Engineer ** to act as a Systems Engineering ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (10/04/25)
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  • Sentinel - Sr. Principal Systems

    Northrop Grumman (Roy, UT)
    …your career today. Northrop Grumman Defense Systems is seeking to hire a **Sr. Principal Systems Engineer ** to join its team of diverse and qualified ... communication (written and oral) skills + Experience with team leadership/management + Past/ Active employment with MMIII or Sentinel Weapon Systems + Experience… more
    Northrop Grumman (10/02/25)
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  • Principal Systems Engineer

    RTX Corporation (Richardson, TX)
    …Aerospace, we don't just build systems ; we build the future. As a ** Principal Systems Engineer ** , you'll support programs involved in modernizing the ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (10/01/25)
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