Joe Mazzulla has resigned as the head basketball coach at DII Fairmont State and will become an assistant with the Boston Celtics. This was first reported by ESPN’s Adrian Wojnarowski.

Mazzulla, a former standout at West Virginia had been the head coach at FSU for the past two years, where he compiled a 43-17 record (22-9 this past season). He had previously served on the Celtics G-League staff in Portland (ME) before taking over at Fairmont State.

An official statement by the university is expected shortly.