• Information Systems Security Engineer

    Amentum (Fort Meade, MD)
    …DoD prototype or rapid acquisition programs **Clearance Required:** * Must have active Top Secret clearance with SCI eligibility **Minimum Education:** * BS ... If so, look no further. Amentum is seeking a ** Principal Information Systems Security Engineer ** to join...assets. * Implement and validate security designs in hardware, software , data, and procedures. * Demonstrated ability to work… more
    Amentum (10/23/25)
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  • Sr Principal Systems Engineer

    RTX Corporation (Richardson, TX)
    …only US citizens are eligible for a security clearance **Security Clearance:** DoD Clearance: Top Secret **Are you looking to make a meaningful, positive impact ... a program to recapitalize with the next-generation capabilities. As our next **Senior** ** Principal Systems Engineer ** we will provide the training and tools to… more
    RTX Corporation (11/01/25)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Richardson, TX)
    …Aerospace** Collins Aerospace is looking for a talented ** Principal Systems Engineer ** **with an active TS /SCI clearance** to work onsite in Richardson, ... spanning the product lifecycle, including customer engagement, requirements definition, software /hardware development & integration, as system test & validation as… more
    RTX Corporation (12/03/25)
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  • Sr. Principal Systems Engineer

    Northrop Grumman (Baltimore, MD)
    …(EVMS) projects + Experience working on an EMD program as a systems or software engineer + Fluency with developing and executing project schedules + Experience ... Mission Systems has an opportunity available for a **Sr. Principal Systems Engineer -Integrated Product Team (IPT) Lead**...Excel macros, functions, and pivots + Active and current Top Secret government clearance Primary Level Salary… more
    Northrop Grumman (01/10/26)
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  • Sr. Principal Electronics Engineer

    Northrop Grumman (San Diego, CA)
    …in-scope, DoD Secret clearance** with the ability to obtain and maintain a DoD Top Secret clearance once in position. + Active DoD 8140 approved IAT Level II ... making history. **Northrop Grumman Aeronautics Systems** is looking to add a **Senior Principal Electronics Engineer - Networks** to join our team in **San… more
    Northrop Grumman (01/09/26)
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  • Sentinel - Sr Principal Engineer

    Northrop Grumman (Roy, UT)
    …only part of history, they're making history. Northrop Grumman is seeking a **Sr. Principal Engineer - Guidance Navigation and Control** . This position will be ... exciting opportunity for a Guidance, Navigation, and Control (GNC) Engineer to join the team supporting activities including flight...**These Qualifications Would be Nice to Have:** + Active Top - Secret Clearance + Understanding of the Systems… more
    Northrop Grumman (01/09/26)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Largo, FL)
    …of scripting for analysis or build and test automation * A current active Top Secret Clearance **What We Offer** * Medical, dental, and vision insurance ... new designs are exciting and technically challenging. Collins Aerospace is hiring a ** Principal Systems Engineer ** to support programs for our US military and… more
    RTX Corporation (11/05/25)
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  • Sr Principal Human Factors Engineer

    Northrop Grumman (Melbourne, FL)
    …and maintain Special Access Program (SAP) clearance. Preferred Qualifications: + Active, In-Scope TOP SECRET DoD security clearance with the ability to obtain ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At...Grumman Aeronautics Systems has an opening for a Senior Principal Human Factors Engineer to join our… more
    Northrop Grumman (01/14/26)
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  • UC Engineer - Principal

    Amentum (Fort Meade, MD)
    …new products and processes. **Responsibilities:** The duties and responsibilities of the UC Engineer Principal include, but are not limited to, the following: * ... no further. Amentum is seeking an Unified Capabilities (UC) Engineer to join our team of passionate individuals in...up to 20% **Clearance Required:** * Must have active Top Secret clearance with SCI eligibility **Minimum… more
    Amentum (12/09/25)
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  • Principal /Sr. Principal RF…

    Northrop Grumman (Aurora, CO)
    …making history. Northrop Grumman has an opening for a **_Principal RF Microwave Design Engineer / Sr. Principal RF Microwave Design Engineer_** to join our team ... on a global scale. The **_Principal RF Microwave Design Engineer / Sr. Principal RF Microwave Design...Physics with 4 years of relevant experience + Active TS /SCI Clearance at the time of application. + Aerospace… more
    Northrop Grumman (11/20/25)
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