Schaad has over seventeen years of design and engineering experience as a consulting engineer working for various firms including: Parsons Engineering Science, Appian Consulting Engineers and Marshall Miller and Associates. Current research focuses on sustainable engineering, community development, water and wastewater treatment design, stormwater retention/detention and treatment design, hazardous waste remediation, urban hydrology, constructed wetland and stream restoration design, ecological stabilization, sustainable engineering in land development, water resources, water and wastewater treatment. He is also the faculty advisor for Duke Engineers for International Development and the Duke Chapter of Engineers Without Borders and has led DukeEngage experiences every year since the inception of the program. He has facilitated and/or led trips to Indonesia, Uganda, Kenya, Honduras, El Salvador, Bolivia, and Peru. Representative projects he has worked on include: building a 4800sf Infant and Maternal Health Clinic, constructing a 100ft long vehicular bridge over a seasonally flooded river, and installing a 3km long waterline.