Smith was selected by the Houston Oilers of the American Football League (AFL) in the 16th round, with the 430th overall pick, of the 1968 NFL/AFL draft.[2] He played in six games for the Oilers in 1968 and spent part of the season on the taxi squad.[3][2] In 1969, he was placed on the reserve list due to military service.[3] Smith was activated in 1970 but later released.[3]