Complex sentence: In 1962 he was hired to assist Dee Andros at the University of Idaho and in 1965 when Andros signed on at Oregon State, he took Riley with him where Riley was the Beavers defensive coordinator and secondary coach from 1965-1972.
Split into simpler sentences: In 1962 he was hired to assist Dee Andros at the University of Idaho. He was the Beavers defensive coordinator and secondary coach from 1965-1972.