• Principal Systems Engineer

    V2X (Suitland, MD)
    …with integrity, respect, responsibility, and professionalism. We are hiring a Principal Systems Engineer - active TS/SCI clearance to support our ... is required to be onsite. The position requires an active Top Secret/SCI clearance and the ability to obtain...obtain and maintain a Counterintelligence (CI) Polygraph. The Senior-level Principal Systems Engineer shall lead… more
    V2X (11/15/25)
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  • Senior Principal Systems

    General Dynamics Information Technology (Washington, DC)
    …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**...8140/8570 IAT III compliance + **Security Clearance Level** : Active Top Secret + **Required Skills and Abilities** :… more
    General Dynamics Information Technology (12/10/25)
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  • Principal /Senior Principal

    Northrop Grumman (Redondo Beach, CA)
    … Requirements Systems Engineer or Senior Principal Requirements Systems Engineer ** + Current Active DoW TS/SCI with Polygraph + Master's ... history. Northrop Grumman Microelectronics Center (NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking ** Principal Requirements Systems Engineer ** or… more
    Northrop Grumman (12/11/25)
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  • Principal / Senior Principal

    Northrop Grumman (Redondo Beach, CA)
    …prior to start. **Preferred Qualifications for Principal / Senior Principal Systems Engineer (MBSE):** + Current Active DoD TS/SCI with Polygraph + ... (NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking ** Principal or Senior Principal Systems Engineer (MBSE)** .… more
    Northrop Grumman (11/25/25)
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  • Principal /Sr. Principal MOD/SIM…

    Northrop Grumman (Jessup, MD)
    …to start **Preferred Qualifications for Principal / Sr. Principal MOD/SIM Systems Engineer :** * Active DoD TS/SCI clearance with a Polygraph ... area** _._ **This requisition may be filled as a Principal MOD/SIM Systems Engineer or...the applicant to be a US Citizen * Current Active DoD Secret Clearance with the ability to obtain… more
    Northrop Grumman (12/11/25)
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  • Principal Systems Engineer

    RTX Corporation (Richardson, TX)
    …by Collins Aerospace** Collins Aerospace is looking for a talented ** Principal Systems Engineer ** **with an active TS/SCI clearance** to work onsite ... Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is...and/or modernization. + You will work with the Lead Systems Engineer to ensure the overall system… more
    RTX Corporation (12/03/25)
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  • Systems Engineer SME - Exchange…

    General Dynamics Information Technology (Washington, DC)
    …**US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer - Exchange Messaging - Active Top Secret Required** Seize your ... opportunity to make a personal impact as a **Senior** ** Principal Systems Engineer for Exchange...8140/8570 IAT III compliance + **Security Clearance Level** : Active Top Secret + **Required Skills and Abilities** :… more
    General Dynamics Information Technology (12/18/25)
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  • Principal OR Sr. Principal

    Northrop Grumman (Linthicum Heights, MD)
    …Qualifications for both Principal and Sr. Principal Manufacturing Execution Systems Engineer Lead:** + Active US government security clearance per ... for the position of ** Principal / Sr. Principal Factory Manufacturing Execution Systems Engineer Lead** to support advanced technology development… more
    Northrop Grumman (10/10/25)
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  • Senior Principal Supplier Management…

    Northrop Grumman (Jessup, MD)
    …prior to start **Preferred Qualifications for** **Senior Principal Supplier Management Systems Engineer ** **:** * Current active DoD TS/SCI with ... Grumman Microelectronics Center (NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking a **Senior Principal Supplier Management Systems Engineer **… more
    Northrop Grumman (12/13/25)
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  • Principal Engineer Process

    Northrop Grumman (Rolling Meadows, IL)
    …for the assigned products_ + _Build a High-Performing Team_ **_Basic Qualifications: Principal Manufacturing Process Engineer (RF Systems )_** + _Bachelor ... and DOD security clearance_ + _United States citizenship required._ **_Preferred Qualifications: Principal Manufacturing Process Engineer (RF Systems )_** +… more
    Northrop Grumman (10/29/25)
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  • Principal / Sr. Principal

    Northrop Grumman (Jessup, MD)
    …Qualifications of Principal / Sr. Principal Requirements and Test Planning Systems Engineer :** + Current/ active DoD Top Secret Clearance and SCI with ... seeking a ** Principal /Sr. Principal Requirements and Test Planning Systems Engineer ** **What You'll Get to Do** Develop test plans and reports to verify… more
    Northrop Grumman (12/05/25)
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  • Principal Cyber Software Engineer

    Northrop Grumman (Tampa, FL)
    …best work of your career. We are looking for you to join our team as a ** Principal Cyber Software Engineer ** based out of **Tampa, FL** . _Note: Due to the ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (10/21/25)
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  • Principal / Sr. Principal Electronic…

    Northrop Grumman (Baltimore, MD)
    …looking for you to join our team as a Principal / Senior Principal Electronic Warfare/Radio Frequency Systems Engineer to join our Airborne Multifunction ... to Do:** As the Principal / Senior Principal Electronic Warfare/Radio Frequency Systems Engineer...contingent upon contract award, the successful transfer of an active DoD Secret Clearance and the ability to obtain… more
    Northrop Grumman (10/15/25)
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  • Principal Engineer - RF…

    BAE Systems (Boulder, CO)
    …as a test engineer , with a strong focus on testing of flight hardware. As a Principal Engineer at BAE Systems , Inc., you will work closely with, and be ... of Education, US Department of Education. + A current, active TS/SCI security clearance is required. + Experience in...be available based on position level and/or job specifics. ** Principal Engineer - RF Systems Test-… more
    BAE Systems (11/14/25)
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  • FAST Labs - Senior Principal Systems

    BAE Systems (Merrimack, NH)
    …the Role: Ready to make a difference? BAE Systems is looking for a Senior Principal Systems Engineer II to help lead and work as part of ... be available based on position level and/or job specifics. **FAST Labs - Senior Principal Systems Engineer II** **117993BR** EEO Career Site Equal… more
    BAE Systems (10/31/25)
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  • Principal / Sr. Principal

    Northrop Grumman (Jessup, MD)
    …history. We are seeking candidates for the position of ** Principal / Senior Principal Systems Engineer - Integration & Test** to support Advanced ... per customers' requirements prior to start.** **Basic Qualifications for Principal Systems Engineer - Integration...the applicant to be a US citizen + Current Active DoD Secret Clearance with the ability to obtain… more
    Northrop Grumman (12/05/25)
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  • Principal / Sr. Principal

    Northrop Grumman (Patuxent River, MD)
    …Grumman Aeronautics Systems has an opening for a ** Principal / Sr. Principal Systems Engineer ​** to join our team of qualified, diverse individuals ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...**Preferred Qualifications for both Principal and Sr. Principal levels:** + Active TS/SCI/CI Poly clearance.… more
    Northrop Grumman (10/30/25)
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  • Principal / Senior Principal

    Northrop Grumman (Baltimore, MD)
    …the best work of your career. We are looking for a Principal / Senior Principal Embedded Systems Security Engineer to join our team in Baltimore, MD. ... and the ability to obtain Special Program Access. This position can be filled as a Principal Embedded Systems Security Engineer or a Senior Principal more
    Northrop Grumman (12/13/25)
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  • Sentinel - Principal / Sr. Principal

    Northrop Grumman (Roy, UT)
    …your life and launch your career today. Northrop Grumman Defense Systems is seeking a ** Principal Systems Engineer / Sr Principal Systems ... verification execution. **Basic Qualifications:** _This requisition may be filled at either the Principal Systems Engineer level (T-03) or Sr. Principal more
    Northrop Grumman (12/13/25)
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  • Sentinel - Principal / Sr Principal

    Northrop Grumman (Roy, UT)
    …your life and launch your career today. Northrop Grumman Defense Systems is seeking a ** Principal Systems Engineer / Sr Principal Systems ... Qualifications:** _This requisition may be filled at either the Principal Systems Engineer level (T-03)...Systems Engineering experience required + Must have an active DoD Secret clearance, with a background investigation date… more
    Northrop Grumman (11/26/25)
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