• Sr . Principal Mechanical

    RTX Corporation (Tucson, AZ)
    …and sub-element level for material characterization to subsystem and system level design verification testing. A structural analyst of this salary grade ... cost effective yet technically balanced solutions. Raytheon is seeking an experienced Senior Principal Structural Engineer to join the Mechanical Analysis and… more
    RTX Corporation (01/07/26)
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  • Specter Sr Principal Mechanical CPTL

    RTX Corporation (Tucson, AZ)
    …documentation. Within Hardware Engineering, the Advanced Airframes department is seeking a Mechanical Cross Product Team Lead (CPTL) to design , integrate, and ... You Will Do** + Lead engineering teams to propose, design , develop, integrate, and test mechanical systems....short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it… more
    RTX Corporation (12/12/25)
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  • Lead, Mechanical Engineer 1

    L3Harris (Greenville, TX)
    …using world-class, three-dimensional solid modeling CAD tools and work will be accomplished with senior - level design engineers. Mechanical design ... and installations for aircraft structures, mission equipment installations, and mechanical systems installations. Engineer applies basic engineering design more
    L3Harris (01/01/26)
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  • Sr . Engineer, Mechanical Systems

    Virgin Galactic (Truth Or Consequences, NM)
    …seeks an experienced Senior Aircraft Systems Design Engineer to design , develop, and qualify integrated mechanical , pneumatic, and electrical systems for ... our spaceship and carrier vehicles. This role spans the full design life cycle-from requirements definition through qualification-and requires strong first-order … more
    Virgin Galactic (12/09/25)
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  • Hardware Mechanical Engineer, Sr

    Lockheed Martin (Huntsville, AL)
    …and launches the intercepting missiles to negate the threat\. **The Work** * Mechanical design of parts, assemblies, subsystems, and complete systems, including ... \#rmshotmiljobs **Basic Qualifications:** * BS degree and 2\+ years of experience in Mechanical design ; or a Masters' Degree * Possess experience drafting and… more
    Lockheed Martin (01/07/26)
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  • Principal/ Sr . Principal Engineering…

    Northrop Grumman (Rolling Meadows, IL)
    …start.** **​** This position can be filled at the Principal Design Engineer or Sr . Principal Design Engineer level based on the requirements below Basic ... Product Integrity Engineering. Northrop Grumman Mission Systems is seeking an experienced Principal Design Engineer/ Sr . Principal Design Engineer to join its… more
    Northrop Grumman (10/28/25)
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  • Mechanical Engineer Sr - Structures…

    Lockheed Martin (Littleton, CO)
    Level :** Experienced Professional **Business Unit:** SPACE **Relocation Available:** Possible **Career Area:** Mechanical Engineering **Type:** Full\-Time ... find a career that's built for you\. As a Mechanical Engineer in the Structures and Propulsion organization your...and Propulsion organization your duties will include supporting the design , manufacture, procurement and test for the structure and… more
    Lockheed Martin (12/18/25)
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  • Sr . Mechanical Engineer HVAC…

    APTIM (Canton, MA)
    **Job Overview** APTIM is seeking senior - level engineers to join our team of engineering professionals serving our Government and Commercial programs. Aptim is a ... critical thinking skills to initial planning, procurement support, plan development, design , construction and commissioning phases of projects. **APTIM expects our… more
    APTIM (11/17/25)
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  • Sr . Mechanical Engineer

    SAIC (Crane, IN)
    **Description** SAIC is seeking a ** Senior Mechanical Engineer** at **NSA Crane** . The Navy is developing upgrades to provide future capabilities to the Trident ... and support technicians working to bring a variety of mechanical designs from the early concept stage all the...(3) years or more experience. + Experience with engineering design and analysis in areas such as vibration, acceleration/shock,… more
    SAIC (12/04/25)
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  • Sr Mechanical Engineer

    Sierra Nevada Company, LLC (Wichita, KS)
    …+ Background in the Aerospace and Defense Industry + Knowledge of industry-standard mechanical design principles, to include, but not limited to parametric ... solutions in a rapid and agile production environment. Our Mechanical engineers research, design , develop, test, certify,...pay based upon performance that is commensurate with the level of the position. SNC offers a generous benefit… more
    Sierra Nevada Company, LLC (11/13/25)
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