In 1917, Floyd entered his first stint as a head coach at Middle Tennessee, and had a record of 7–0. Jess Neely was a member of the 1917 team. In 1929, he coached at Auburn, and compiled an 0–4 record. This makes him the only coach in NCAA history to lose four straight games after winning his first seven. From 1930 to 1931, he coached at The Citadel, and compiled a 9–9–3 record. From 1935 to 1938, he entered his second stint as a head coach at Middle Tennessee State, where he compiled a 23–8–1 record, including a second undefeated season in 1935 at 8–0.