• Software Engineer / Principal

    Northrop Grumman (Dulles, VA)
    …with a current or active Top-Secret clearance at the time of application ** Principal Software Engineer :** + Bachelor's degree in a STEM field (ideally ... you'll get to do:** + Full stack development at the OS, platform, and mission unique software layer + Developing client and server applications and services using… more
    Northrop Grumman (01/15/26)
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  • Principal Systems Engineer - Multi…

    RTX Corporation (Cedar Rapids, IA)
    …clearance **Security Clearance:** DoD Clearance: Top Secret **Collins Aerospace is seeking a Principal Systems Engineer - Multi Domain Data Links** to join our ... of both US and international defense customers. As a Principle Systems Engineer , you'll be responsible for leading system-level design, integration, and validation,… more
    RTX Corporation (01/10/26)
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  • Senior Principal Systems Engineer

    BAE Systems (Austin, TX)
    …may be available based on position level and/or job specifics. **Senior Principal Systems Engineer ** **119232BR** EEO Career Site Equal Opportunity Employer. ... **Job Description** We are seeking an Experienced EO/IR Systems Engineer to develop laser, electro-optic, and infrared systems for our defense aerospace customers.… more
    BAE Systems (12/16/25)
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  • Principal Software Engineer (Cloud…

    Palo Alto Networks (Santa Clara, CA)
    …security industry and align your work with the company's Platformization strategy. As a Principal Engineer on the Cloud Security team, you will bring innovation, ... **Our Mission ** At Palo Alto Networks(R) everything starts and...Career** We are seeking a highly skilled and experienced Engineer to join us to build the next generation… more
    Palo Alto Networks (12/05/25)
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  • Principal Systems Engineer

    Sierra Nevada Company, LLC (Dayton, OH)
    …the US Air Force's critical airborne command-and-control fleet. We need you! As a Principal Systems Engineer with a software background, you will lead the ... US Air Force's (USAF) Survivable Airborne Operations Center (SAOC) mission . Join the SNC-led SAOC team and be a...and SAOC here (https://www.sncorp.com/capabilities/nc3-systems/) . Are you a Systems Engineer who is interested in working on one of… more
    Sierra Nevada Company, LLC (11/26/25)
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  • Engineer Senior Principal Lead Test…

    BAE Systems (Westminster, CO)
    …Other incentives may be available based on position level and/or job specifics. ** Engineer Senior Principal Lead Test Engineer ** **118598BR** EEO Career ... in qualification testing for systems operating in harsh or mission -critical environments. + Solid understanding of hardware/software/firmware integration and… more
    BAE Systems (11/25/25)
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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 & Analytics ... at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and… more
    Leidos (11/19/25)
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  • Senior Principal Software Engineer

    RTX Corporation (Cedar Rapids, IA)
    …Clearance:** DoD Clearance: Secret At Collins Aerospace, we don't just build technology-we engineer mission success. Our Communication Systems teams are on the ... safe, connected, and informed-no matter the environment. We're looking for a **Senior** ** Principal Software Engineer ** who's ready to make an impact. In this… more
    RTX Corporation (11/13/25)
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  • Principal Systems Engineer / I&T…

    RTX Corporation (Cedar Rapids, IA)
    …possible. Our commitment is to do exactly that. This position is for a ** Principal Systems Engineer (Integration and Test) - Embedded Communications** . Join the ... Mission Systems Secure Systems Department and help shape, define,...that connect militaries around the world! As a Systems Engineer on the Cross-Domain Solutions Program, you will design… more
    RTX Corporation (10/26/25)
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  • Principal Electrical Engineer

    RTX Corporation (Salt Lake City, UT)
    …are eligible for a security clearance **Security Clearance:** DoD Clearance: Secret ** Principal Electrical Engineer ** **- ASIC/FPGA (Onsite)** This position is ... for a motivated Principal Electrical or Computer engineering candidate to be involved...the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers… more
    RTX Corporation (01/15/26)
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