• Principal Mechanical Air-Cooling Product…

    Amazon (Herndon, VA)
    …diverse team of software, hardware, and network engineers, supply chain specialists, security experts, operations managers, and other vital roles. You'll ... help us deliver the highest standards for safety and security while providing seemingly infinite capacity at the lowest...infrastructure for our data centers. AWS is seeking a Principal , Mechanical Engineer for our team developing… more
    Amazon (10/26/25)
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  • Principal Mechanical Air-Cooling Systems…

    Amazon (Herndon, VA)
    …diverse team of software, hardware, and network engineers, supply chain specialists, security experts, operations managers, and other vital roles. You'll ... help us deliver the highest standards for safety and security while providing seemingly infinite capacity at the lowest...infrastructure for our data centers. AWS is seeking a Principal , Mechanical Engineer for our team developing… more
    Amazon (10/24/25)
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  • Principal RF Engineer

    CACI International (Springfield, VA)
    Principal RF Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel ... Continental US * * * CACI is hiring a Principal Electrical Engineer that will Leads project...and Electronic Warfare (IEW) systems. Assures systems and equipment operations and maintenance comply with physical, operational, security more
    CACI International (10/31/25)
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  • Principal Cyber Engineer

    Nightwing (Sterling, VA)
    …team that supports challenging, meaningful work that is vital to our national security , apply today! ** Principal Cyber Engineer ** Cyber Offense and ... in the intelligence community, defense, civil, and commercial markets. ** Principal Cyber Engineer ** Nightwing provides technically advanced full-spectrum… more
    Nightwing (09/12/25)
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  • Principal , Software Engineer

    Walmart (Herndon, VA)
    …supporting our customers and members. **About the Global Technology Network Engineering and Operations Team:** The Principal Network Engineer will report to ... **Position Summary ** **What you'll do ** As a Principal Engineer , you will play an important...importantly across the whole of the network engineering and operations team. You will drive innovation and help produce… more
    Walmart (10/02/25)
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  • Principal Systems Engineer

    Shuvel Digital (Dulles, VA)
    Job Title: Principal Systems Engineer Location: Dulles, VA - Hybrid Duration: Contract Clearance: Active Secret. Must be able to obtain DHS Suitability. Must be ... introducing new cyber capabilities to address emerging threats. We are seeking a Principal Systems Engineer to assess, design, and develop automated cloud-based… more
    Shuvel Digital (09/25/25)
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  • Principal Hardware Engineer

    Curtiss-Wright Corporation (Ashburn, VA)
    ** Principal Hardware Engineer ** Curtiss Wright is seeking an experienced ** Principal Hardware Engineer ** to join our Defense Solutions Group. This role ... factors; and custom form-factor systems incorporating software, firmware, and hardware security elements. The ideal candidate brings deep expertise in electronic… more
    Curtiss-Wright Corporation (11/15/25)
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  • Space Principal /Sr. Principal

    Northrop Grumman (Mclean, VA)
    …status and technical performance reviews, analyses and reports **Basic Qualifications:** + ** Principal Systems Engineer ** - Bachelors of Science degree in ... hardware and software system design, definition of concept of operations , and systems analysis. The candidate will have responsibility...3+ years of experience; or a PhD + **Sr. Principal Systems Engineer ** - Bachelors of Science… more
    Northrop Grumman (11/13/25)
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  • Principal Salesforce Development…

    CVS Health (Richmond, VA)
    …Summary** CVS Health is on the lookout for a highly skilled and experienced Principal Engineer to lead the architectural vision, design and implementation of ... software engineering experience, with a minimum of 5+ years in a Principal /Staff Engineer or Architecture-focused role. * Enterprise Architecture Expertise:… more
    CVS Health (11/04/25)
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  • Network Cloud and Automation Senior…

    General Dynamics Information Technology (Fairfax, VA)
    …This dynamic position at GDIT as a Network Cloud and Automation Senior Principal Engineer drives enterprise operational efficiencies through automation in cloud ... long without everyone knowing about it. HOW A NETWORK CLOUD AND AUTOMATION SR PRINCIPAL ENGINEER WILL MAKE AN IMPACT * Designs, architects, deploys and maintains… more
    General Dynamics Information Technology (10/29/25)
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