Killion enters his second season as the cross country coach.
A native of Bucks County, Pennsylvania, Killion ran cross-country and track at William Tenant High School (Warminster, Pennsylvania). After high school, Killion ran cross-country for two more years at Bucks County Community College, earning his associate degree in 1973. He went on to East Stroudsburg University to complete his bachelor’s degree in 1975 and his master's degree in 1980.
While in graduate school at East Stroudsburg, he became an assistant coach of the women's track team and established the women's cross-country team. After competing as a club sport for four years, East Stroudsburg was able to field a consistent team that it became a varsity sport in the fall of 1981. While the assistant women's track coach at East Stroudsburg, his runners set over 125 schools records with one of them earning All-American status and who also competed in the U.S. Olympic Women's Marathon trials in 1984.
Killion has coached at the high school and collegiate level in the Philadelphia area with a number of athletes earning regional and national qualifying standards. In addition to his six years at East Stroudsburg, Killion has coached at William Tenant, Central Bucks West, and Wissahickon high schools as well as Delaware Valley College.