Extension Professor, Biosystems and Agricultural Engineering Department, University of Kentucky, Princeton, KY. July 1, 2018 – present.
Associate Extension Professor, Biosystems and Agricultural Engineering Department, University of Kentucky, Princeton, KY. January 2004 – June 30, 2018.
Assistant Extension Professor, Biosystems and Agricultural Engineering Department, University of Kentucky, Princeton, KY. January 1998 – 2003.
Extension Specialist, University of Kentucky, Princeton, KY. January 28, 1979 – December 31, 1997.
Agricultural Engineer. Agricultural Engineering Department, University of Kentucky, Lexington, KY. January 1, 1975 – December 31, 1977.