Coal mine surveyor, 1906-1913. Division engineer United Coal Corporation, Pittsburgh, 1917. Sales engineer and manager Case Crane & Engineering Company, Columbus, Ohio, 1919, chief engineer, 1920-1923.
Vice president Case Crane & Kilbourne Jacobs Company, Columbus, 1923-1926, 1943-1951. Instructor, assistant professor mechanics department, University of Wisconsin, 1927-1929. Profl indl. engineering Virginia Polytechnic Institute, 1929-1948.
Director industrial service, 1937-1948, on leave from February to October 1943, to serve as chief, industrial processes and products branch, Office of Production Research and Development, War Production Board, Washington. Lecturer in industrial engineering Stanford University, 1952-1954, U. Florida, 1954-1955. Lecturer and writer in special field, depreciation.