McCullough spent the last three years at Thurgood Marshall in Dayton and was named the Dayton Public Schools "All Sports" Coach of the Year in 2020. He also was named the 2020 Division II District 15 Coach of the Year. Thurgood Marshall finished the season 19-7.
“I’m thrilled to become a member of a Springfield Wildcat community rich in tradition,” McCullough said in a press release. “It is an honor to lead the SHS boys basketball program in the 2020-21 season, and I look forward to working with the student-athletes to generate success on and off the court.”