• Principal Network Systems

    RTX Corporation (Dulles, VA)
    …Managed by Collins Aerospace **Applied Signal Technology (AST)** is seeking a ** Principal Networking Systems Engineer ** specializing in infrastructure design ... below: Applied Signal Technology: WHO WE ARE (https://www.collinsaerospace.com/what-we-do/industries/military-and-defense/communications/applied-signal-technology) The ** Principal Networking Systems Engineer ** must… more
    RTX Corporation (12/02/25)
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  • Principal Software Engineer - AI…

    Microsoft Corporation (Redmond, WA)
    …lives and society will be impacted? We are seeking an experienced ** Principal Software Engineer - AI Safety and Security ** to join a high impact team sitting ... and generative AI. As a Principal Software Engineer - AI Safety and Security , you...researching the quickly evolving threat landscape; red teaming AI systems for failures; and empowering Microsoft with this knowledge.… more
    Microsoft Corporation (12/05/25)
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  • Systems Engineer Principal

    General Dynamics Information Technology (Langley AFB, VA)
    …of related experience **US Citizenship Required:** Yes **Job Description:** As an AF DCGS Principal Systems Engineer , you will perform analysis on technical ... (C4ISR) architectures, implementation strategies, engineering, and technical reports. **HOW A PRINCIPAL SYSTEMS ENGINEER WILL MAKE AN IMPACT:**… more
    General Dynamics Information Technology (12/06/25)
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  • Principal / Senior Principal

    Mission Support and Test Services (North Las Vegas, NV)
    …Experiments (ECSE) program is seeking outstanding Pulsed Power Engineers at various career stages ( Principal Engineer or Senior Principal Engineer ) to ... Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear ...drug-free workplace. Annual salary range for this position is: ** Principal Engineer $119,246.40 to $181,854.40** **Senior … more
    Mission Support and Test Services (11/13/25)
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  • Sr Principal Systems Engineer

    RTX Corporation (Pelham, NH)
    …create a safer, more secure world. Raytheon is seeking a talented and motivated **Senior Principal Systems Engineer ** to join our team within the Systems ... Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US...functions seamlessly. **What You Will Do:** In this Senior Principal Systems Engineer role, you… more
    RTX Corporation (12/11/25)
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  • Responsible Principal Systems

    RTX Corporation (Tucson, AZ)
    Systems Engineering and Test Capabilities (SE&TC) organization is currently hiring a ** Principal Systems Engineer , Responsible Systems Engineer ... ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as...multi-disciplines to shape innovative solutions for our customers. The Principal Systems Engineer is a… more
    RTX Corporation (12/09/25)
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  • Principal Systems Engineer

    GliaCell Technologies (Columbia, MD)
    …do not apply if you currently do not possess this level of clearance. Are you a Principal Systems Engineer who is ready for a new challenge that will launch ... on Software & System Engineering in Enterprise and Cyber Security solution spaces. We excel at delivering stable and...amazingly talented people Job Description: GliaCell is seeking a Principal Systems Engineer on one… more
    GliaCell Technologies (12/03/25)
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  • Senior Principal Systems

    RTX Corporation (Cedar Rapids, IA)
    …for a security clearance ** Security Clearance:** DoD Clearance: TS/SCI Sr Principal Systems Engineer - Principal Investigator (Onsite) - Advanced ... 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 (11/18/25)
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  • Principal / Sr Principal Vehicle…

    Northrop Grumman (Dulles, VA)
    …will be coordinated through program Security . **Basic Qualifications** **:** + ** Principal Engineer ** - Bachelor's degree or higher in Aerospace Engineering ... part of history, they're making history. Northrop Grumman Space Systems Sector seeks a qualified Vehicle Engineer ...degree and 6 years of applicable experience. + **Sr. Principal Engineer ** - Bachelor's degree or higher… more
    Northrop Grumman (10/31/25)
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  • Sr Principal Software Engineer

    Palo Alto Networks (Santa Clara, CA)
    …of precision that drives great outcomes. **Your Career** Architect/Sr. Principal Engineer , Backend - Cortex Cloud (Posture Security ) Team: Cortex Cloud - ... We are looking for a seasoned and visionary Architect/Sr. Principal Engineer to join our dynamic backend...in designing and developing robust, scalable, and high-performance backend systems that power our cutting-edge cloud security more
    Palo Alto Networks (12/02/25)
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