• Principal Software Development…

    Zscaler (San Jose, CA)
    …to harness speed and agility with a cloud-first strategy._ We are hiring a Principal Software Development Engineer to join our Central Authority team. You will ... cybersecurity. _Our Engineering team built the world's largest cloud security platform from the ground up, and we keep... protocols and services. Reporting to the Sr. Director, Application Engineering - Central Authority, you will: + Practice… more
    Zscaler (10/11/25)
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  • Principal Software Engineer - M365…

    Microsoft Corporation (Mountain View, CA)
    …for all aspects of engineering for this ecosystem of applications and services. As a ** Principal Software Engineer - M365 Copilot App** on the team, you will be ... responsible for designing, building and running the Copilot application across Windows, Mac, and Web platforms. You will lead architectural decisions and contribute… more
    Microsoft Corporation (12/19/25)
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  • Principal Procurement Engineer

    Bechtel Corporation (Richland, WA)
    …three-hour drive (or short flight) to Seattle and Portland. # Job Summary: As a Principal Procurement Engineer , you will be working as part of the Engineering ... to create a lasting positive impact. We serve the Infrastructure; Nuclear, Security & Environmental; Energy; Mining & Metals, and the Manufacturing and Technology… more
    Bechtel Corporation (12/25/25)
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  • Principal Software Engineer

    Northrop Grumman (Chantilly, VA)
    …you interested in defining possible? **Northrop Grumman Mission Systems** is seeking a ** Principal Software Engineer (T03)** to join our team! This position will ... Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure technology to… more
    Northrop Grumman (12/23/25)
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  • Principal Electromechanical Engineer

    Northrop Grumman (Aurora, CO)
    …history, they're making history. Northrop Grumman Space Systems is seeking an ** Principal ** **Electr** **omechanical Engineer ** to join our team. This position ... completed PhD-STEM + **Must have an Active/Final TS/SCI DoD security clearance at the time of application ,...DoD security clearance at the time of application , with eligibility/willingness to submit to a counterintelligence polygraph… more
    Northrop Grumman (12/19/25)
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  • Principal Software Engineer

    RTX Corporation (Cedar Rapids, IA)
    …challenges and to meet the demands of a rapidly evolving global market. As a Principal Software Engineer in this organization, you will be involved in the ... ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as...pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date… more
    RTX Corporation (12/18/25)
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  • Principal Software Engineer

    RTX Corporation (El Segundo, CA)
    …challenges and to meet the demands of a rapidly evolving global market. As a Principal Software Engineer in this organization, you will be involved in the ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (12/17/25)
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  • Principal Electrical Engineer

    RTX Corporation (Cedar Rapids, IA)
    …warfighters remain connected and protected when it matters most. We are seeking a ** Principal Electrical Engineer ** to lead the design and development of complex ... ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as...pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date… more
    RTX Corporation (12/09/25)
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  • Principal Production Hardware…

    RTX Corporation (Largo, FL)
    …the demands of a rapidly evolving global market. Collins Aerospace is seeking a Principal Production Hardware Engineer to fill an onsite position in the Factory ... ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as...pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date… more
    RTX Corporation (11/07/25)
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  • Principal Network Engineer

    Leidos (Bethesda, MD)
    …**Leidos** has a new and exciting opportunity for a ** Principal Network Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... (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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