Caylee Costello enters her eighth season as an assistant for the South Dakota State soccer program in 2024. She initially joined the staff as a graduate assistant in 2015.

During her time at SDSU, the program has posted a 115-39-27 record with fiveNCAA Tournament berths. In addition to her on-field coaching efforts, Costello handles program operations with recruiting and team travel. Costello also coaches club soccer with Brookings Select as the head coach for the U15-17 age group.

Costello was a four-year letterwinner at South Dakota State, starting every game her junior and senior years at defensive midfield. During her senior year, she was named First Team All-Summit League and was one of the first two Jackrabbit soccer players to be named to The Summit League All-Academic Team. After exhausting eligibility, she served as a volunteer coach for South Dakota State in 2014.

She holds her National Soccer Coaches Association of America National Diploma and obtained her Coerver Youth Diploma in 2013.

A Sioux Falls, South Dakota native, Costello graduated from South Dakota State in 2015 with a bachelor of science degree in physical education and has earned a master’s degree from SDSU as well. Costello currently resides in Brookings.