Milholen joins the Idaho State Track & Field coaching staff after two successful seasons at Kansas State University, where he served as an assistant coach working with the sprints, hurdles, relays and strength & conditioning programs.

During his time at Kansas State, Milholen helped develop 11 NCAA Division I All-American honors, 11 All-Big 12 performances, two Big 12 champions in the women's 400-meter hurdles, and the 2026 Big 12 Indoor Champion men's 4x400-meter relay. His athletes also established school records in the women's 400-meter hurdles and women's 4x400-meter relay while producing multiple USATF Championship qualifiers and a Jamaican National Championship qualifier. In 2026, he coached the USATF Indoor Long Jump National Champion.

Prior to Kansas State, Milholen served as an assistant coach at Adams State University, where he coached the sprints, hurdles, relays and jumps. He helped the Grizzlies capture the 2024 NCAA Division II Women's Indoor National Championship and finish as the NCAA Division II Women's Outdoor National Runner-Up. During his tenure, Adams State athletes earned 10 NCAA Division II All-American honors, won two individual national championships, finished as national runners-up twice, and set four school records.

Before entering the coaching profession, Milholen competed collegiately at the University of Arkansas and the University of Colorado. A six-time NCAA Division I All-American, three-time All-SEC selection, NCAA Academic All-American and team captain, he continued his career professionally with TrackWired Elite, qualifying for four USATF Championships.

Milholen earned his bachelor's degree in political science with a minor in history from the University of Arkansas in 2022, graduating cum laude. He completed a Master of Science in organizational leadership at the University of Colorado in 2023.