• Principal Machine Learning Engineer

    Zscaler (San Jose, CA)
    …to harness speed and agility with a cloud-first strategy. We're hiring a talented Principal Machine Learning Engineer to join our growing ML/AI team at Zscaler. ... About **Zscaler** Zscaler accelerates digital transformation so our customers can be more...Zscaler and help shape the future of cybersecurity. Our Engineering team built the world's largest cloud security platform… more
    Zscaler (12/23/25)
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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 ... starts and ends with our mission: Being the cybersecurity partner of choice, protecting our digital way of life. Our vision is a world where each day is safer and… more
    Palo Alto Networks (11/08/25)
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  • Principal Test Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Test Engineer in our **National Security Sector's (NSS) Cyber & Analytics Business ... (CABA)** . Our talented team is at the forefront in Security Engineering , Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling,… more
    Leidos (10/31/25)
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  • Principal Systems Engineer / I&T…

    RTX Corporation (Cedar Rapids, IA)
    …possible. Our commitment is to do exactly that. This position is for a ** Principal Systems Engineer (Integration and Test) - Embedded Communications** . Join the ... communication solutions that connect militaries around the world! As a Systems Engineer on the Cross-Domain Solutions Program, you will design and develop military… more
    RTX Corporation (10/26/25)
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  • Principal Hardware Design Engineer

    RTX Corporation (Cedar Rapids, IA)
    …**Security Clearance:** None/Not Required We are seeking a highly motivated Principal Electrical Engineer to join the Computing Products Hardware ... product requirements are successfully achieved. Strong expertise in high-speed digital circuit board design, EMI control, manufacturability, testability, and thermal… more
    RTX Corporation (11/22/25)
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  • Systems Engineer Principal

    General Dynamics Information Technology (Fort Carson, CO)
    …is safe and tomorrow is smarter. Our work depends on the GEF Engineer Principle providing engineering , systems administration, capability management support for ... HOW A SYSTEMS ENGINEER ADVISOR WILL MAKE AN IMPACT * Provide engineering , system administration support for the current Global Enterprise Fabric (GEF) secure and… more
    General Dynamics Information Technology (11/12/25)
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  • Principal Project Engineer - EC&A…

    RTX Corporation (Windsor Locks, CT)
    …aerospace and defense industry. Collins Aerospace is looking for an Electronics Project Engineer to support the Engine Controls & Accessories (EC&A) Digital ... across the full range of the product life cycle for digital controllers including software development, hardware improvements, obsolescence management, and cyber… more
    RTX Corporation (11/19/25)
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  • Sr Principal Engineer Software (AIRS…

    Palo Alto Networks (Seattle, WA)
    …from development through runtime. We are looking for a highly skilled and experienced Senior Principal Engineer to join the Prisma AIRS to play a crucial part in ... mission: Being the cybersecurity partner of choice, protecting our digital way of life. Our vision is a world...other senior and staff-level engineers, fostering a culture of engineering excellence. + Pioneer and evangelize best practices for… more
    Palo Alto Networks (12/25/25)
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  • Principal Software Engineer

    Microsoft Corporation (Redmond, WA)
    …across Microsoft 365, Azure, and multi-cloud environments. We are looking to hire a Principal Software Engineer for the Purview team, you will help ensure the ... the most critical priorities for our customers in a world awash in digital threats, regulatory scrutiny, and estate complexity. Microsoft Security aspires to make… more
    Microsoft Corporation (12/21/25)
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  • Principal FPGA Verification Engineer

    BAE Systems (Westminster, CO)
    …Other incentives may be available based on position level and/or job specifics. ** Principal FPGA Verification Engineer - $15K Sign On Bonus** **114981BR** EEO ... being offered for external hires. **US CITIZENSHIP REQUIRED** \#LI-LB3 The Engineering , Science and Analysis (ESA) Strategic Capabilities Unit comprises the… more
    BAE Systems (12/11/25)
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