Experience in system engineering, launch vehicle systems, space vehicle control systems, space vehicle payload systems, mechanical design, additive manufacturing, structural analysis, dynamics, electronic circuit design and analysis, optics, GPS receiver testing, servo mechanism performance evaluation, small satellite development, unmanned aircraft systems, or robotics. Comprised primarily of highly-trained mechanical and aerospace engineers, VSD provides national expertise in the areas of vehicle engineering; guidance, navigation, and controls; robotics; electro-mechanical devices; embedded systems; fluid mechanics; propulsion; thermal control; orbital mechanics; mechanisms; structures; structural dynamics; and dynamic environments.