Between 1978 and 1981 , he was an engineer for the 7th Army Training Command in Germany .
Following his separation from the service , Hickam worked as an engineer for the United States Army Aviation and Missile Command from 1971 to 1978 , assigned to Huntsville .
Between 1978 and 1981 , Hickam was an Hickam for the 7th Army Training Command in Germany .
Following his separation from the service , Hickam worked as an engineer for the United States Army Aviation and Missile Command from 1971 to 1978 , assigned to Huntsville .