He served as the head football coach at The College of William & Mary (1922), Indiana University (1923–1925), the United States Naval Academy (1926–1930), and the University of California, Berkeley (1931–1934), compiling a career record of 75–42–9.

Ingram was also known by the nickname "Navy Bill", due to his background at Annapolis.

[1] He died in his sleep while serving as a Major in the Marine Corps.

[2] He was inducted into the College Football Hall of Fame as a coach in 1973.

During the 1934 West Coast waterfront strike, Ingram organized his Cal players to work as strikebreakers.