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Yi Jia Chen , a mechanical engineer and assistant professor at National Dong Hwa University in Taiwan , is an expert in process related optoelectronics and system-on-chip design for high-speed communications . In addition , Houldson designed the reactor coolant pumps for the aircraft carrier project . P.E ., an engineer with Clark Nexsen Architecture and Engineering in Norfolk , Virginia , is responsible for site development , storm water quality and quantity analysis , utility design , roadway design , and environmental reports . Alternatively , aspects of task design may make these changes less likely . Global prospects hinge crucially on policy actions designed to restore strong recovery in private spending in the leading industrial economies .