In March 1947, while on terminal leave from the Marines, Kozel signed a contract to play professional football for the Buffalo Bills of the All-America Football Conference (AAFC).[1] He played for the Bills as a tackle for the during the 1947 season and first part of the 1948 season. During the 1948 season, the Bills sold Kozel to the Chicago Rockets (1948). He appeared in 17 AAFC games, seven as a starter.[7][8]
Later years
Kozel was hired in 1951 as a teacher in the physical education department at his alma mater, Kenosha High School.[9] In 1962, his car struck a passenger train traveling 90 miles per hour and was thrown 60 feet into a ditch; Kozel refused hospitalization for his injuries.[10] He died in 1982 at age 62 at the Hospitality Manor Nursing Home in Kenosha.[5]