raymond began his football coaching career in 1951 as an assistant at the university of maine. he moved to delaware in 1954 as a backfield coach under david m. nelson, who had also played at michigan. raymond succeeded nelson as head coach in 1966. he retired after 36 seasons with a 300–119–3 record, three national titles (1971, 1972, 1979), 14 lambert cup trophies, 23 post-season bids and four consecutive victories in the boardwalk bowl. after classifications were formed in the early 1970s, delaware was a division ii program until elevating to division i-aa in 1981. at the time of his retirement, more than half of blue hens' all-time victories in the 110-year-old history of their program had been tallied under raymond tenure. on march 5, 2002, k. c. keeler, former blue hens linebacker and head football coach at rowan university, succeeded raymond at delaware.