• Principal /Sr. Principal Infrared/IR…

    Northrop Grumman (Redondo Beach, CA)
    …an active Special Access Programs (SAPs). + **Educational/ Experience Requirements:** + ** Principal Infrared Survivability Engineer ** : Bachelors/ degree in a ... AND 3 years of related professional/military engineering experience. + **Sr** ** Principal Infrared Survivability** ** Engineer :** Bachelors' degree in a STEM… more
    Northrop Grumman (10/30/25)
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  • Principal Engineer Software…

    Palo Alto Networks (Santa Clara, CA)
    …passionate individuals to join the Next-gen Firewall dataplane team as a Software Engineer . You will be part of a world-class software engineering team that works ... will take ownership for large software components, work with product management on real life customer requirements, apply your...Service Provider environments + Design & Develop L2-L4 network security features + Develop network security high… more
    Palo Alto Networks (10/29/25)
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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. (12/31/25)
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  • Principal Embedded Software Engineer

    Silvus Technologies (Irvine, CA)
    …streaming and push-to-talk voice application implementation. + Analyzing and improving product security and robustness to meet certain regulatory requirements ... system including device drivers, networking functions and services, encryption, and security features. The **_Principal Embedded Software Engineer_** will be based… more
    Silvus Technologies (01/01/26)
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  • Principal Technical Marketing…

    Palo Alto Networks (Santa Clara, CA)
    …to look for top-notch technical marketing engineers to expand the team. As a Principal Technical Marketing Engineer at Palo Alto Networks, you will play a ... Product Testing: Configure and test competitive products, evaluating their strengths in security efficacy and product features + Customer Focus: Maintain a… more
    Palo Alto Networks (11/08/25)
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  • Principal , Software Engineer_Backend

    Walmart (Sunnyvale, CA)
    …Summary ** **What you'll do ** We are looking for an experienced ** Principal Software Engineer ** to join Acquisition and Discovery Engineering team. This ... platforms. This collaborative team made up of Engineering, UX, Product Management, Business and Analytics is rapidly iterating on...work even more exciting! **What You'll Do:** As a ** Principal Software Engineer ** for Global Marketplace team… more
    Walmart (12/29/25)
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  • Principal Software Automation/Test…

    Palo Alto Networks (Santa Clara, CA)
    …and accomplished QA/Automation engineer with experience in validating core networking & security features in the QA team. You will be part of a world-class ... (Cloud Identity, Data Loss Prevention, Post quantum cryptography, IoT Security etc) in the Layer 4-7 domain. You will...+ Contribute in all phases of end to end product and solution validation + Work with different development… more
    Palo Alto Networks (12/23/25)
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  • Lender - Principal Software Engineer

    CoStar Realty Information, Inc. (San Diego, CA)
    …CoStar for Lenders product development team is looking for an experienced ** Principal Software Engineer ** to own the architecture and design of our software ... Lender - Principal Software Engineer (React/C#/AWS) Job Description...of new greenfield systems, so being able to convert product requirements to system architecture is essential. It will… more
    CoStar Realty Information, Inc. (12/09/25)
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  • Principal Software Test Engineer

    Palo Alto Networks (Santa Clara, CA)
    …and accomplished QA/Automation engineer with experience in validating core networking & security features in the QA team. You will be part of a world-class ... (Cloud Identity, Data Loss Prevention, Post quantum cryptography, IoT Security etc) in the Layer 4-7 domain. You will...+ Contribute in all phases of end to end product and solution validation + Work with different development… more
    Palo Alto Networks (12/10/25)
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  • Principal Electrical Engineer

    RTX Corporation (Goleta, CA)
    …other staff. The candidate may be called on to act as cross-discipline independent product team lead (IPTL) or Responsible Engineer Authority (REA) for multiple ... Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are… more
    RTX Corporation (12/10/25)
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