A standout three-sport star at Georges Valley High School in the early 1970s, and averaged over 20 points a game during his senior season. Jenkins played college ball for the University of Southern Maine where he scored more than 1,100 points and helped lead the Huskies to the 1978 and 1979 National NAIA Tournaments. He coached Varsity Basketball at Gorham High School for 24 years and led the Rams to the Western Maine Tournament all 24 years, including winning the Gold Ball in 1996 and 2000.