Stefanski spent the past six seasons (2020-25) as the head coach of the Cleveland Browns. Prior to the Browns, Stefanski spent 14 seasons with the Minnesota Vikings, where he began his NFL coaching career as the assistant to the head coach in 2006-08. Stefanski was then promoted to assistant quarterbacks coach in 2009-13, tight ends coach in 2014-15, quarterbacks coach/interim offensive coordinator in 2017-18 and ultimately served as the team’s offensive coordinator in 2019. Before joining the NFL, Stefanski served as the assistant director of football operations at the University of Pennsylvania in 2005.