Vanderjagt, a 7'0" (213 cm) tall centre, started his NBL career with the Townsville Crocodiles in 2003–04, averaging just 4.5 points and 2.6 rebounds in his first 31 games.
When Townsville lost their starting centre in Luke Schenscher for the first seven games of the 2011–12 season, the Crocodiles wasted no time in signing Vanderjagt as an injury replacement.
[6] On 3 July 2015, Vanderjagt announced his retirement from professional basketball to take on an assistant coaching role at the Townsville Crocodiles.
[9] Ten days later, he was confirmed as the Bullets' head coach for the rest of the 2022–23 NBL season.
[11][12] In September 2023, Vanderjagt was appointed head coach of the Brisbane Capitals of the NBL1 North on a three-year deal.