Leibinger comes to the Rush after completing his rookie season in the ECHL, in which all but five games were played with the Utah Grizzlies. He began the season with the Quad City Mallards, with whom he played five games with the previous season following the conclusion of his collegiate career. After registering one assist with the Mallards, Leibinger was traded to Utah, where he posted 22 points (4g-18a) in 40 games. He finished as the third-best scorer amongst defenseman on the Utah roster, and also finished tied for 12th in the ECHL in scoring amongst rookie defensemen.
A native of Saginaw, Michigan, Leibinger compiled 35 points (13g-22a) in 158 career games at Michigan Tech University, where he was named to the 2016 WCHA All-Academic Team.