Four of five teams coached by McMullan have been placed in USA's top 40 for fielding percentage.
After graduating in 1990 he became a professional baseball player for the New York Yankees (1990–92) and the Salt Lake City Trappers (1990 and 1992).
[2] McMullan began coaching on the University of Virginia baseball program in 2003.
Under McMullan's three-year tenure, the Pirates recorded 138 wins and 46 losses, finished within the top 25 teams each year, and won three conference championships and an NCAA Regional Championship.
[2] Players coached by McMullan have gone on to play in Major League Baseball, including Ryan Zimmerman (Washington Nationals), Mark Reynolds (Arizona Diamondbacks) and Joe Koshansky (Colorado Rockies).