Join the outstanding and specialized field of Mass Properties Engineering and help ensure our spacecraft get payloads to the right orbit around our planet or around other objects in our solar system, help our missile systems intercept a threat and protect our troops, help deliver a payload with pinpoint accuracy, or help us develop smaller, lightweight directed energy weapons so they can be deployed on a variety of platforms. Researches, plans, designs and develops mechanical products and systems such as instruments, controls, robots, engines, machines and mechanical, thermal hydraulic or heat transfer systems for production, transmission, measurement, and use of energy.