Jamey Harris attended Beaverton High School, where he was coached by Coach Jaxon LeDuc, and graduated in 1989. He won the Oregon State OSAA Boys Cross Country Championships in 1988.[4][5] At the 1989 Oregon state outdoor championships, Harris placed 5th in the 3000 meters (8:46.77)[6] and 4th in the 1500 meters (4:00.40). Harris was also a member of Beaverton High School's state-record-setting 4x800 Relay team.[7]
Harris is currently the Head Coach for Cross Country and Assistant Coach of Track and Field at Cal Poly Humboldt University, since September 2017. Harris served as Head Coach for both Track & Field and Cross Country at University of California, Santa Cruz (UCSC), from 2014 to 2017. Before that, he was Assistant Coach at UCSC for four years.[7] He simultaneously served as head track coach at Pacific Collegiate School for 3 years.[15]
During his time at UCSC, Harris was a three-time winner of the Division III Association of Independents Coach of the Year award,[16] for women's cross country. He oversaw a major expansion of the UCSC Track & Field and Cross Country programs, from being Cross Country only, to adding a Women's Track Team in 2012 that consisted exclusively of distance runners, to adding a Men's Track Team in 2015, to both teams competing in all events.[17] In the 2017 Outdoor Track season, UCSC for the first time sponsored full varsity squads for both men and women that competed in all event groups.[18]
Before UCSC, Harris was an Assistant Cross Country Coach for Auburn University, while he pursued his Masters and PhD in exercise physiology.[15] He also previously served as a Volunteer Assistant Coach at Fresno State, his alma mater.[15]