• Principal System Engineer

    Leidos (Tewksbury, MA)
    **Description** Leidos Security Enterprise Solutions (SES) has an opening for Principal System Engineer to act as an IMS instrument system lead to support the ... based on Ion Mobility Spectrometry (IMS). Leidos is seeking an experienced scientist/ engineer to lead the instrument systems engineering and system design of… more
    Leidos (12/30/25)
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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, ... center. + Provides continuous maintenance and troubleshooting of critical communications data and connectivity software code to facilitate two-way connections to… more
    SAIC (11/28/25)
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  • Principal /Sr Principal Software…

    Northrop Grumman (Huntsville, AL)
    …but who have the ability to obtain/maintain one. **Basic Qualifications:** + Principal level- 5 Years with Bachelors in Science , Technology, Engineering, ... Year with PhD; OR 9 years of experience in lieu of degree + Sr Principal level- 8 Years with Bachelors in Science , Technology, Engineering, and Mathematics… more
    Northrop Grumman (11/20/25)
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  • Principal Software Engineer

    Microsoft Corporation (Redmond, WA)
    **Overview** Microsoft Advertising is seeking a ** Principal Software Engineer ** to join our **Ads Engineering Platform** team and advance the core capabilities ... engineering. **Qualifications** **Required/minimum qualifications** + Bachelor's Degree in Computer Science or related technical field AND 6+ years technical… more
    Microsoft Corporation (01/07/26)
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  • Principal AI Software Engineer

    GE Vernova (Niskayuna, NY)
    …secure, high-availability and cost-efficient AI based solutions. You'll partner with product, data science , and engineering leaders, mentor teams, and raise ... **Job Description Summary** As a Principal AI Software Engineer , you will...across products. + Lead cross-team initiatives with product and data science . + Design RAG and agent… more
    GE Vernova (01/03/26)
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  • Principal UI Engineer

    Cadence Design Systems, Inc. (Boston, MA)
    …explore chemical space, evaluate designs and gain scientific understanding. As a Principal UI Engineer , you will work with designers, scientists, and ... review, comfortable using command line interfaces + Strong background of computer science fundamentals ( data structures, algorithms) + Passionate to learn and… more
    Cadence Design Systems, Inc. (12/30/25)
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  • Senior Principal Software Engineer

    RTX Corporation (Fort Wayne, IN)
    …Our Autonomy Visualization and Mission Planning team is looking for an experienced Senior Principal Software Engineer to join our team. This is an onsite ... team, Scrum Master or similar. + Experience with normalizing data from multiple sources for user display. + Typically...for user display. + Typically requires a degree in Science , Technology, Engineering or Mathematics (STEM) and minimum 10… more
    RTX Corporation (12/18/25)
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  • Principal Software Engineer

    Microsoft Corporation (Redmond, WA)
    …largest enterprise service companies in the world. We are looking to hire a Principal Software Engineer - Security Architect to oversee system design, security ... the most trusted devices and services, while keeping our company safe and our data protected. As part of the Microsoft Security organization, and a steward of… more
    Microsoft Corporation (12/11/25)
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  • Principal Robotics Engineer 1

    Applied Research Associates, Inc. (San Antonio, TX)
    **Description** ARA is seeking a highly skilled and innovative Principal Robotics Engineer 1 to join our team. The ideal candidate will have a strong foundation ... integrating various robotic subsystems, including sensors, motor controllers, and actuators. + ** Data Analysis:** Analyze data from both simulations and physical… more
    Applied Research Associates, Inc. (12/06/25)
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  • Principal R&D Engineer /Scientist

    Solstice Advanced Materials (Spokane, WA)
    As a ** Principal R&D Engineer /Scientist** here at Solstice Advanced Materials, you will be responsible for providing technical expertise to lead critical ... HAVE** + A MS or PhD degree in Metallurgy/Materials Science , Chemical Engineering or related discipline with focus on...and public groups + Ability to define problems, collect data , establish facts, and draw valid conclusions + Ability… more
    Solstice Advanced Materials (11/07/25)
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