Hilterbrand was born and grew up in Adelaide, Australia, and played for South Australia at junior rugby level. He represented them at Under-16 level in 2004 and 2005, at Under-18 level in the Australian Schools Championship Division II in 2005 and 2006, and at Under-21 level in 2007.
He then moved to Sydney, where he joined Shute Shield side Manly for the 2008 season. He played for their Colts side in 2008, before working his way up the various grade levels, breaking into their Grade I side in 2011 as they reached the semi-final of the Shute Shield.
He was the regular starting hooker for Manly in the 2012 Shute Shield, helping them to second position on the ladder before they were eliminated from the competition by Southern Districts in the preliminary final. He was also selected to represent a Sydney Anchors team against NSW Country.
In November 2015, it was announced that he was one of South African Super Rugby side the Kings' new acquisitions prior to the 2016 Super Rugby season.