Other coaching positions
Welch's coaching career also includes stops at East Texas A&M University, Louisiana Tech University, West Texas A&M University, and Fort Scott Community College.
Welch is known nationally for his recruiting and special teams, and his collegiate offensive units were highly ranked every season. He was hired in 2019 as the Special Teams Coordinator and Running Back Coach at East Texas A&M University. He has most wins ever as head coach at Copperas Cove and Ft. Scott Community College.
Welch retired in 2018 from his positions as the athletic director and head football coach for Copperas Cove High School in Copperas Cove, Texas. He had record of 194–91–1 at Copperas Cove. Welch's accomplishments also include 18 berths in the state playoffs and two appearances in the Texas 4A State Championship. Welch led the Bulldawgs to eight district, ten bi-district, five area, four regional, three quarterfinal, and two state semifinal championships. Welch has the most wins of any head coach in Copperas Cove history with victories over many of Texas' most notorious 5A and 6A power houses including Odessa Permian, Converse Judson and Southlake Carroll. Welch was Class 6A "Coach of the Year" in 1998 and has been the District "Coach of the Year" eight times. He coached over 300 players at Copperas Cove who signed college scholarships and 16 players who made it to the professional ranks, 13 National Football League (NFL), including Heisman Trophy winner Robert Griffin III and Charles Tillman, 1 to the CFL and 2 to the UFL. He is one of the top 100 coaches in wins in Texas history of high school football.
Welch had initially anticipated joining the San Antonio Caballeros of the International Football Alliance for the 2025 season on the staff of Hal Mumme; on April 16, he instead joined another San Antonio professional team, the San Antonio Brahmas of the UFL, as their special teams coach, replacing Payton Pardee as Pardee was promoted to head coach after incumbent Wade Phillips was forced to step down due to health issues.