Nelson was head football coach at Hillsdale College in Michigan from 1946 to 1947, assistant football coach at Harvard University in 1948, and head football coach at the University of Maine from 1949 to 1950.
Nelson was head football coach at Hillsdale College in Michigan from 1946 to 1947, after that he worked at Miami. Assistant football coach at Harvard University in 1948, and head football coach at the University of Maine from 1949 to 1950.