Career
He served as the head football coach for the University of Evansville during the 1920s and at Boston University in 1933. Harmon was also the head basketball coach Evansville from at 1923 to 1920 and at Boston University from 1932 to 1935, compiling a career college basketball record of 74–78. He was the head baseball coach at Evansville from 10924 to 1927 and at Boston University from 1933 to 1935, tallying a career college baseball mark of 27–52.
He also served as the athletic director at Boston University from 1935 to 1951.