Jason McMahon is entering his fifth season with the McLean Baseball program as a Varsity Assistant.  Coach McMahon has been an integral part of Highlander baseball since his arrival prior to the 2006 season, working with all position players as well as hitters.   Prior to the 2008 season, Coach McMahon was named Assistant Head Coach. He continues to serve in this capacity, helping to oversee all areas of the McLean Baseball program.

As catcher at George C. Marshall High School from 1992-1995, Coach McMahon received All-District Honors during all three years of his varsity career. He was also selected as the Co-Player of the Year for his school and received Honorable Mention All-Met honors his Senior Year.  After graduation, Coach McMahon attended George Mason University, and spent the 1996 season on the Patriots roster. 
Coach McMahon lives with his wife, Meg, and new-born son, Brody in McLean.