Hietala joined the Vikings in the summer before the 2024-25 season. He came to Sioux Falls after leading the Wisconsin Windigo (NAHL) in the 2023-24 season. During his tenure as the bench boss, the Windigo finished second in the Midwest Division with a record of 39-15-3-3. Prior to his time with Wisconsin, Hietala worked as an assistant coach of the Green Bay Gamblers (USHL). He got into coaching during the 2017-18 season with the Madison Captiols (USHL). Hietala, a native of Houghton, Michigan