David Lawson David Lawson is a Senior Environmental Engineer with the Land Protection Division of the Oklahoma Department of Environmental Quality (DEQ). He has worked for Oklahoma DEQ since 1992. His assignments are permitting of hazardous waste sites including crude oil refineries and federal facilities. In prior years, he worked as an engineer and manager in the oil and gas industry. David has served on the ITRC Unexploded Ordnance (UXO) Team since 2002. He earned a bachelor's degree in Chemical Engineering from the University of Tulsa in Oklahoma in 1965 and a doctoral degree in Chemical Engineering from the University of Texas at Austin in 1969.