O'Rourke was known as an inside midfielder with a hunger for contested football with good speed and endurance.
A member of the Calder Cannons, O'Rourke was awarded 2012 All Australian honours following the NAB AFL Under-18 Championships.
O'Rourke was recruited by the Greater Western Sydney club in the 2012 national draft, with pick 2.
[1] O'Rourke spent the early part of the 2014 season playing for the Giants in the North East Australian Football League (NEAFL).
He missed the majority of 2017 with hamstring related injuries, injuring himself a week before the season then later on mid year.