After his stint at Augustana, Van Dam served two years as a graduate assistant for the Alabama Crimson Tide and helped them win a national championship.[3] He followed Doug Nussmeier to the Michigan Wolverines in 2014, being named an offensive quality control assistant.[5][6] The following year, Van Dam served as assistant quarterbacks coach and offensive quality control assistant for the Florida Gators.[7] He became offensive coordinator and quarterbacks coach for the Southern Illinois Salukis in 2016, helping them have a top offense in the conference in his two years there.[3][8] He was the offensive coordinator and quarterbacks coach for the Lafayette Leopards for one season in 2018.[3][9]
In 2019, Van Dam moved to the professional ranks and was hired by the Tampa Bay Buccaneers as an offensive quality control coach.[3] He helped them win Super Bowl LV in 2020 and received a promotion to assistant tight ends coach in 2021.[3][10] He was promoted to head tight ends coach in 2022.[11] He was among the candidates the team interviewed for their offensive coordinator position in 2024.[12]
On February 6, 2025, the Jacksonville Jaguars hired Van Dam to serve as their pass game specialist.[13]