• Principal Software Engineer C#

    Leidos (Vista, CA)
    …a hybrid schedule (3 days remote, 2 days onsite)_** The ** Principal Software Engineer (C#)** will serve as a senior member of the technical team, providing ... **Description** **Leidos** is seeking a ** Principal ** **Software Engineer (C#)** to work...abilities, as well as internal equity, alignment with market data , applicable bargaining agreement (if any), or other law.… more
    Leidos (09/27/25)
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  • Principal IT Systems Engineer

    SpaceX (Hawthorne, CA)
    Principal IT Systems Engineer Hawthorne, CA Apply SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally ... the ultimate goal of enabling human life on Mars. PRINCIPAL IT SYSTEMS ENGINEER SpaceX is seeking...engineering and architecture. + 5+ years leading and mentoring senior engineers. + Experience with Active Directory, Kerberos, and… more
    SpaceX (08/03/25)
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  • Senior Principal Product Manager,…

    ServiceNow, Inc. (Santa Clara, CA)
    …**About the Role:** ServiceNow is seeking a highly technical and customer-obsessed Senior Principal Inbound Product Manager ( Data Platform, Databases) ... sunny San Diego, California in 2004 when a visionary engineer , Fred Luddy, saw the potential to transform how...customers work with a massive and diverse set of data to enable intelligent workflows across their businesses. Our… more
    ServiceNow, Inc. (09/04/25)
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  • Sr Principal Engineer Software…

    Palo Alto Networks (Santa Clara, CA)
    …problems and thrive on bringing value to thousands of customers. **Your Impact** As a Senior Principal Engineer on the team, you will: + Work regularly ... with precision. **Your Career** We are looking for a Senior Principal Backend Engineer to...technical collaboration and consultation + Design, build, and optimize data models and queries for speed and scale, using… more
    Palo Alto Networks (07/18/25)
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  • Apartments.com - Principal Software…

    CoStar Realty Information, Inc. (Orange County, CA)
    Apartments.com - Principal Software Engineer Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential ... our customers. Learn more about Apartments.com (https://www.apartments.com/grow/about-us) . As a ** Principal Software Engineer ** , you will proactively lead the… more
    CoStar Realty Information, Inc. (07/02/25)
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  • Principal / Sr. Principal Software…

    Northrop Grumman (Redondo Beach, CA)
    …missile defense. **This requisition may be filled at the Principal Software Engineer or Senior Principal Software Engineer level:** **Essential ... part of history, they're making history. Northrop Grumman Defense Systems seeks a Software Engineer to join our diverse team, working on the Forward Area Air Defense… more
    Northrop Grumman (09/26/25)
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  • Principal Engineer , AGI…

    Amazon (Sunnyvale, CA)
    …Intelligence (AGI) team is looking for a passionate, talented, and inventive Principal Engineer with a strong background, to build customization capabilities ... such as fine tuning and distillation. As a Principal Engineer with the AGI team, you...collaborate closely with Applied Scientists and leverage Amazon's heterogeneous data sources and large-scale computing resources to accelerate development… more
    Amazon (08/27/25)
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  • Principal , UX Designer / Engineer

    Walmart (San Bruno, CA)
    **Position Summary ** **What you'll do ** ** Principal UX Designer / Engineer , AI Systems - Design Organization** **What you'll do** As a Principal UX ... Walmart Ecosystem:** Ensure seamless integration with Walmart identity, networking, data platforms, observability, and compliance controls (eg, SSO, secrets… more
    Walmart (09/23/25)
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  • Principal Systems Integration & Test…

    RTX Corporation (Goleta, CA)
    …Do you thrive in dynamic environments? Raytheon is seeking a talented and motivated Principal Systems Integration and Test Engineer to join our team within the ... you to collaborate across disciplines to troubleshoot issues, perform data analysis, and implement solutions. Your contributions will directly...The following are expected but not limited to a Principal Systems Integration & Test Engineer -… more
    RTX Corporation (09/18/25)
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  • Principal AI Engineer

    Mastercard (San Francisco, CA)
    …people, businesses and governments realize their greatest potential._ **Title and Summary** Principal AI Engineer About Mastercard Mastercard is a global ... safer, smarter, and more personal. Role Overview: As a Principal AI Software Engineer , you will play...AI platform. * Technical Leadership & Collaboration- Partner with senior engineers, data scientists, and product teams… more
    Mastercard (09/24/25)
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