• APOGEE RESEARCH LLC (Arlington, VA)
    Job Description Job Description Principal Software Engineer Apogee Research is at the forefront of a revolution in how the DoD operates: a turn towards ... weeks rather than months to years. Apogee Research is looking for Principal Software Engineers to lead the creation of capabilities addressing currently unmet… more
    ZipRecruiter (01/07/26)
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  • Markon (Chantilly, VA)
    Job Description Job Description Description Markon is hiring a Principal Cyber Software Engineer for our Virginia client out of Chantilly, VA. The ideal ... of the mission. Responsibilities Design, development, and deliver high-quality mobile software on the Android platform. Defend the architecture in rigorous reviews.… more
    ZipRecruiter (12/23/25)
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  • ALTA IT Services (Vienna, VA)
    Job Description Job Description We are currently seeking a Senior Principal -Level QA/Test Automation Engineer for a long term contracting position located in ... understanding of related disciplines Expert technical skills working with various software programs Expert knowledge of testing tools, dependent on the… more
    ZipRecruiter (01/14/26)
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  • Software Engineer / Principal

    Northrop Grumman (Dulles, VA)
    …US Citizenship with a current or active Top-Secret clearance at the time of application ** Principal Software Engineer :** + Bachelor's degree in a STEM field ... with agility, flexibility, and collaboration to explore creative ideas **Basic Qualifications:** ** Software Engineer :** + Bachelor's degree in a STEM field… more
    Northrop Grumman (01/15/26)
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  • Principal Software Engineer

    RTX Corporation (Sterling, VA)
    …citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret ** Principal Software Engineer ** **- Training System Software ... (Onsite)** **Role Description: ** We are searching for a Principal Software Engineer to join our team in Sterling VA within the Simulation & Training… more
    RTX Corporation (11/19/25)
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  • Principal / Sr. Principal DevOps…

    Northrop Grumman (Chantilly, VA)
    … architecture & mission operations This requisition may be filled at either the ** Principal DevOps Software Engineer ** or **Senior Principal DevOps ... Software Engineer ** level. **Basic Qualifications for** ** Principal DevOps Software Engineer ** **:** + Must have a Bachelor's degree in computer… more
    Northrop Grumman (12/04/25)
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  • Principal Software Engineer

    Oracle (Richmond, VA)
    …Cloud Infrastructure (OCI). You can be part of this mission-reimagining how software and the cloud work together to deliver mission-critical applications of the ... We are seeking skilled engineers and builders to join our newly established Software Ecosystem Management team. This team is reimagining how we ensure the security,… more
    Oracle (11/25/25)
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  • Software Developer 4: Principal

    Oracle (Richmond, VA)
    …of a start-up, with the scale and customer-focus of the top tier enterprise software company in the world. Values are OCI's foundation and how we deliver excellence. ... fast, still at an early stage, and working on ambitious new initiatives. An engineer at any level can have significant technical and business impact. The ideal… more
    Oracle (12/18/25)
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  • Principal / Sr. Principal

    Northrop Grumman (Dulles, VA)
    …are not only part of history, they're making history. We have an opening for a Software Engineer to join our team of qualified, diverse individuals in the Space ... Systems organization developing space simulation software for NSS space programs. The individual we seek...all levels This position can be hired as a Principal Engineer (level 3) or a Sr.… more
    Northrop Grumman (01/14/26)
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  • Principal /Sr. Principal Simulation…

    Northrop Grumman (Sterling, VA)
    …of history, they're making history. We have an opening for a Principal /Sr. Principal Simulation Software Engineer to join our team of qualified, diverse ... small space programs. These high-fidelity test platforms provide a hardware/ software facsimile of space vehicle component interfaces to flight...all levels. This position can be hired as a Principal Engineer (level 3) or an Sr.… more
    Northrop Grumman (01/08/26)
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