Greene served as the head football coach at the University of North Carolina in 1908 and at North Carolina College of Agriculture and Mechanic Arts, now North Carolina State University, from 1909 to 1913, compiling a career college football head coaching record of 28–11–5. He was also the head baseball coach at North Carolina A&M for one season, in 1912, tallying a mark of 13–6–1. He played college football at the University of Pennsylvania, where he was named an All-American in 1906.[2]
Green later served as the general manager of the National Better Business Bureau until his death. He died of a heart attack, on September 27, 1952, in Mamaroneck, New York.[3]