With Addyston Pipe & Steel Company, Cincinnati, 1888-1892. Bullock Electric Manufacturing Company and Westinghouse Electric & Manufacturing Company, 1896-1900. Assistant professor mechanic engineering, Michigan Agricultural College, 1900-1901.
Associate professor mechanic engineering, University of Kansas, 1901-1904. Construction engineering, Indianapolis and Chicago, 1904-1907. Professor mechanic engineering, in charge of department, 1907-1909, professor industrial engineering, 1909-1919, Pennsylvania State College Commissioned major ordnance department, 1917, then lieut. colonel.
In charge at United States Cartridge Company, Lowell, Massachusetts, 1917, Bethlehem Steel Company, 1918. Personnel superintendent Winchester Repeating Arms Company, 1919-1920. Director management courses and personnel, La Salle Extension U., since 1920.
Summer lecturer on organization and management, University of Chicago, 1915. Lecturer on industrial organization, department of university extension Massachusetts State Board of Education, 1917.