• Senior Principal Systems

    General Dynamics Information Technology (Washington, DC)
    …Yes **Job Description:** **Principal Systems Engineer - Messaging - Active Top Secret Required** Seize your opportunity to make a personal impact as a ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job...**Principal Systems Engineer - Messaging** with GDIT. We're… more
    General Dynamics Information Technology (12/10/25)
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  • Senior Engineering Manager ( Top

    Lockheed Martin (Colorado Springs, CO)
    …Work** The Networks and Enterprise Services \(NES\) Engineering Manager serves as a senior systemsengineer leader responsible for technical planning, system ... comprehensive benefits package here\! \(https://www\.lockheedmartinjobs\.com/working\-here\#benefits\) **Basic Qualifications:** \- Active Top Secret clearance is required for consideration… more
    Lockheed Martin (12/11/25)
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  • Sentinel - Principal / Senior Principal…

    Northrop Grumman (Roy, UT)
    …and launch your career today. Northrop Grumman Defense Systems is seeking a **Principal Systems Engineer / Sr Principal Systems Engineer ** . This ... _This requisition may be filled at either the Principal Systems Engineer level (T-03) or Sr. Principal...Magic Draw, Rhapsody or similar) **Preferred Qualifications:** + Active Top - Secret Clearance + Experience with MBSE tools,… more
    Northrop Grumman (11/26/25)
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  • Senior Digital Engineer

    SAIC (Chantilly, VA)
    **Description** NSS Sector has an opening for a Senior Systems Engineer to provide Systems Engineering and Technical Assistance (SETA) services to an IC ... Active TS /SCI clearance with polygraph. + Working knowledge of systems engineering documentation to include concepts of operations, interface control documents,… more
    SAIC (12/11/25)
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  • Systems of Systems (SoS)…

    Precise Systems, Inc. (San Diego, CA)
    …exceptional service and the Precise solution. We are seeking an adept, results-driven Senior Systems Engineer with extensive experience in Systems ... As a solutions-based company, Precise Systems is focused on innovation in support of...Active TS /SCI security clearance Must have current/active Top Secret security clearance. Due to the… more
    Precise Systems, Inc. (12/06/25)
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  • Senior Principal Systems

    RTX Corporation (Cedar Rapids, IA)
    …US citizens are eligible for a security clearance **Security Clearance:** DoD Clearance: TS /SCI Sr Principal Systems Engineer - Principal Investigator ... of next-generation wireless networking technologies. As an Advanced Technology engineer , you will join a team of highly innovative...Engineering or related degree + Currently holds a DoD Top Secret security clearance + Extensive experience… more
    RTX Corporation (11/18/25)
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  • Systems Integration Engineer

    BOOZ, ALLEN & HAMILTON, INC. (El Segundo, CA)
    Systems Integration Engineer , Senior ...to learn and solve problems quickly and creatively + Top Secret clearance + Master's degree in ... your customer's environment and how to develop the right systems for their mission. Your ability to translate real-world...join Booz Allen's Strategic team to work on a top -priority space program. On our team, you will work… more
    BOOZ, ALLEN & HAMILTON, INC. (11/26/25)
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  • Senior Security Systems

    Imagine One Technology & Management (Dahlgren, VA)
    …. **Desired Education:** + Bachelor's degree desired **Security Requirements:** + Active DoD Top Secret security clearance required 1. Two (2) of the four ... One Technology & Management, Ltd. is seeking four (4) ** Senior Security Systems Engineers** with specific experience...(4) engineers require a TS SCI clearance Imagine One Technology & Management, Ltd.,… more
    Imagine One Technology & Management (09/30/25)
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  • C2 Systems Engineer VI

    Linchpin Solutions, Inc. (Quantico, VA)
    …Marine Corps Base Quantico, VA; routine travel to <20%, CONUS/OCONUS Role Overview: The Senior Systems Engineer serves as the lead technical authority for ... are currently hiring for a dynamic and experienced C2 Systems Engineer VI. Clearance:Active DoD TS...standards, DoD cybersecurity requirements, and TECOM training objectives. The Senior Systems Engineer manages the… more
    Linchpin Solutions, Inc. (11/22/25)
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  • Sentinel Nuclear Surety Senior Principal…

    Northrop Grumman (Roy, UT)
    …Our employees are not only part of history, they're making history. A Nuclear Surety Systems Engineer has the opportunity to get in on the ground floor of ... may offer a competitive relocation package A Nuclear Surety Systems Engineer at Northrop Grumman on the...software analyses/test or verification of requirements + Active DOD Top Secret Clearance + Experience working with… more
    Northrop Grumman (10/07/25)
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