He previously played for the St. George Dragons and Parramatta Eels in the National Rugby League where he started his career in the centres before moving to the back row.

Born in Brisbane, Queensland, Wagon played his junior rugby league for the Springwood Tigers and attended Runcorn State High School.

[1] After graduating high school, Wagon moved to Yamba, New South Wales and played for the Lower Clarence Magpies.

Wagon made his first grade debut for St. George in round 3 of the 1997 ARL season against Illawarra scoring a try during the clubs 20-8 victory at WIN Stadium.

At the end of the season he played for the Parramatta Eels at lock forward in their upset 2001 NRL grand final loss to the Newcastle Knights.