• Principal Software Engineer

    GliaCell Technologies (Annapolis Junction, MD)
    …apply if you currently do not possess this level of clearance . Are you a Principal Software Engineer who is ready for a new challenge that will launch ... amazingly talented people Job Description: GliaCell is seeking a Principal Software Engineer on one...Possess an active or rein-statable TS/SCI with Polygraph security clearance . + US Citizenship. + 20+ years experience as… more
    GliaCell Technologies (11/10/25)
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  • Principal Signals Software

    RTX Corporation (Fort Meade, MD)
    …systems team. We are currently looking for a highly skilled and motivated Signals Software Engineer with a focus on radio frequencies, Fourier, and digital ... that create a safer, more secure world. In the ** Principal Signals Software Engineering** role, you will...prior relevant experience unless. + Experience as a Signals Software Engineer (SSWE) or equivalent on a… more
    RTX Corporation (10/13/25)
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  • Sr Principal Cyber Software

    Northrop Grumman (Annapolis Junction, MD)
    …within Northrop Grumman. We are looking for you to join our team as a Sr Principal Cyber Software Test Engineer based out of Annapolis Junction, MD. **What ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Polygraph TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (11/12/25)
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  • Principal Software Engineer

    RTX Corporation (Fulton, MD)
    …a wholly owned subsidiary of Collins Aerospace/RTX and is currently seeking a ** Principal Software Engineer ** who is enthusiastic, hardworking, and proactive ... 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 (10/24/25)
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  • Principal Cyber Software

    Concurrent Technologies Corporation (Columbia, MD)
    Principal Cyber Software Engineer Concurrent Technologies Corporation Client Site - Columbia, MD area Minimum Clearance Required: TS/SCI with Fullscope ... years' experience in software development is required. + The Software Engineer develops, maintains, and enhances complex and diverse software systems… more
    Concurrent Technologies Corporation (11/06/25)
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  • Senior Principal Software

    RTX Corporation (Fulton, MD)
    …of Raytheon Technologies (RTX). We are currently looking for a talented **Senior Principal Software Engineering,** **who is experienced in either C++ and/or ... to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only...Java, with an aptitude to work on software -intense distributed systems** . The successful candidate will execute… more
    RTX Corporation (10/02/25)
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  • Principal Software Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Software Engineer ** in our **National Security Sector's (NSS) Cyber & ... more. **Join us and make a difference in National Security!** **Job Description** As a Software Engineer on this program, you will have the opportunity to build… more
    Leidos (11/19/25)
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  • Principal Software Engineer

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

    Leidos (Columbia, MD)
    …and make a difference in National Security!** **Job Summary:** Our ideal Software Engineer will have expertise in Kubernetes containerization and orchestration. ... **Description** **Leidos** has a new and exciting opportunity for a ** Principal Kubernetes** **S** **oftware Engineer ** in our **National Security Sector's (NSS)… more
    Leidos (09/04/25)
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  • Principal /Senior Principal

    Northrop Grumman (Baltimore, MD)
    …an active DoD Secret Clearance prior to start._ **Basic Qualifications for Principal Electromechanical Design Engineer :** + Bachelor's degree with 5 years of ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the...other 3D modeling software **Basic Qualifications Senior Principal Electromechanical Design Engineer :** + Bachelor's degree… more
    Northrop Grumman (09/24/25)
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