• Principal Software Engineer

    Leidos (Bethesda, MD)
    …opportunity for a ** Principal ** **Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our talented ... more. **Join us and make a difference in National Security !** **Job Description** A Software Engineer on...in National Security !** **Job Description** A Software Engineer on this program provides Agile development and operations… more
    Leidos (11/07/25)
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  • Principal Test Engineer

    Leidos (Bethesda, MD)
    …exciting opportunity for a Principal Test Engineer in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our talented team ... much more. **Join us and make a difference in National Security !** **Job Summary:** As a Test Engineer on this program, you will have the opportunity to perform… more
    Leidos (10/31/25)
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  • Senior Principal Software Engineer

    RTX Corporation (Richardson, TX)
    …also serves as a modernization liaison between other disciplines and functions ( Cyber Security (GSS), Digital Technologies (DT), etc) to promote communication, ... ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as...**Software Foundations** team is looking to hire a Senior Principal Software Engineer to be part of… more
    RTX Corporation (12/12/25)
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  • Senior Principal RF Engineer

    RTX Corporation (Aurora, CO)
    …secure world. The Apertures and RF Team at Raytheon is looking for a Sr. Principal Engineer , Electrical & Electronics Engineering to be a member of a technical ... with reference timing signals and distribution design + Computer networking, basic cyber security /INFOSEC, Security + certification or equivalent desirable… more
    RTX Corporation (11/12/25)
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  • Principal Industrial Engineer

    Northrop Grumman (Baltimore, MD)
    …and its global allies. We are looking for you to join our team as a ** Principal Industrial Engineer ** based out of **Linthicum, MD** . As an Industrial ... Mission Systems is a trusted provider of mission-enabling solutions for global security . We have a wide portfolio of secure, affordable, integrated, and multi-domain… more
    Northrop Grumman (12/18/25)
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  • Senior Principal Systems Engineer

    SAIC (Colorado Springs, CO)
    **Description** SAIC seeks a highly experienced and energetic Principal Systems Engineer to support the US Space Force, Space Systems Command, in performing ... support of the government customer, the SAIC Program Manager, and the Chief Engineer , the Systems Engineer is responsible for responsive and coherent planning,… more
    SAIC (12/03/25)
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  • Principal Test Engineer

    Leidos (Bethesda, MD)
    …exciting opportunity for a Principal Test Engineer in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our talented team ... much more. **Join us and make a difference in National Security !** **Job Description** As a Test Engineer on this program, you will have the opportunity to… more
    Leidos (12/11/25)
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  • Principal Software Engineer

    SAIC (Honolulu, HI)
    **Description** SAIC is seeking a ** Principal Software Engineer ** who will be a systems administrator providing on-site hardware and software support, ... to intelligence/sensor systems, scientific analysis/studies, software development, system integration, security testing, assessment and authorization, operational site installation support,… more
    SAIC (11/28/25)
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  • Principal Building Mechanical…

    Parsons Corporation (Fort Myers, FL)
    …redefine what's possible. **Job Description:** Parsons is looking for an amazingly talented ** Principal Building Mechanical Engineer ** to join our team! In this ... 75 years of experience, Parsons is uniquely qualified to deliver cyber /converged security , technology-based intellectual property, and other innovative services… more
    Parsons Corporation (10/31/25)
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  • Principal Systems Engineer

    RTX Corporation (Woburn, MA)
    …create a safer, more secure world. The RMD team is looking for a ** Principal ** **Systems Engineer ** to support the Missile Defense Sensors (MDS) department. The ... Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are… more
    RTX Corporation (12/27/25)
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