• Principal Manufacturing Engineer

    Mercury Systems (Hudson, NH)
    …a leading provider of mission-critical avionics and display system solutions. The principal manufacturing engineer works on behalf of Mercury Systems operations ... Description Job Summary: Mercury Systems is seeking the world's best and brightest engineer to provide support as part of the manufacturing engineering team for the… more
    Mercury Systems (11/05/25)
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  • Senior Principal Engineer - Water…

    Freeport-McMoRan (Phoenix, AZ)
    Senior Principal Engineer - Water Treatment Process Requisition ID: 139561 Location: Phoenix, AZ, US, 85004-2121 Category: Engineering Services Share this Job ... related certification/experience in financial and economic evaluations + Registered Professional Engineer + Management of large and complex projects covering several… more
    Freeport-McMoRan (10/21/25)
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  • Principal DevOps Engineer (Cortex…

    Palo Alto Networks (Santa Clara, CA)
    …supports, the role requires a US Citizen or Permanent Resident.** **Job Summary** As a Principal DevOps Engineer on the Cortex team, you will be instrumental in ... fast, reliable software delivery and ensure the seamless scalability and performance of our large-scale cloud platform. This role requires a passion for… more
    Palo Alto Networks (01/15/26)
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  • Sr. Principal Systems Engineer

    Northrop Grumman (Melbourne, FL)
    …confirmation.** Northrop Grumman Aeronautics Systems has an opening for a **Senior Principal Systems Engineer - Mission Effectiveness/Ops Analysis** to join our ... platform, kinematics, sensors, communications, command & control, weapons, and threat performance models and algorithms. + Analyzes and tests next generation… more
    Northrop Grumman (01/14/26)
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  • Principal Network Engineer

    Leidos (Mclean, VA)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Network Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics ... forefront in Security Engineering, Computer Network Operations (CNO), Mission Software , Analytical Methods and Modeling, Signals Intelligence (SIGINT), and… more
    Leidos (01/09/26)
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  • Principal Engineer Machine Learning…

    Palo Alto Networks (Santa Clara, CA)
    …of precision that drives great outcomes. **Your Career** We are looking for a Principal MLOps Engineer to lead the design, development, and operation of ... and robust rollback of machine learning models in production, ensuring performance meets massive scale demands. + **Ensure Reliability and Governance:** **Establish… more
    Palo Alto Networks (12/18/25)
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  • Principal Shock and Structural…

    Leonardo DRS, Inc. (Fitchburg, MA)
    …and navies around the world. **Job Summary** DRS NPS has an immediate need for a Principal Shock and Structural Engineer to be the subject matter expert on the ... design and analysis of shock and vibration for high performance rotating equipment and associated static structures. You will provide direct contributor work in… more
    Leonardo DRS, Inc. (11/26/25)
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  • Senior Principal Data Center…

    Oracle (Dover, DE)
    **Job Description** As a Senior Principal Data Center Engineer , you will focus on OCI data center mechanical infrastructure. A mix of technical breadth and depth ... to work cross-functionally with different disciplines (Mechanical, Electrical, Thermal, and Software ) to develop thermal solution optimized for the entire data… more
    Oracle (11/25/25)
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  • Sr. Principal Systems Engineer

    Northrop Grumman (Chandler, AZ)
    …of history, they're making history. Northrop Grumman Space Systems is seeking a Sr. Principal Systems Engineer to support the Test & Evaluation (T&E) Integrated ... development and qualification hardware utilization matrix, to include units under test, software configuration, special test equipment, and software for special… more
    Northrop Grumman (11/21/25)
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  • Principal Systems Engineer - Onsite…

    RTX Corporation (Las Cruces, NM)
    …problems that create a safer, more secure world. Raytheon is seeking a Principal Systems Engineer to work in a collaborative, iterative development environment. ... support, integration, verification and validation, deployment, or maintenance of large software systems + Experience in operations and maintenance tasks and… more
    RTX Corporation (01/17/26)
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