 Adam signed with the Rockdale City Suns for the 2013 NSWPL season, joining his former Sydney FC coach Branco Culina at the club.While at the AIS, he was establishing a place in the Australian U17 squad, scoring six goals in the Joey's 2003 FIFA U-17 World Championship qualification campaign.Casey was included in the Olyroos squad for a tournament in Vietnam in 2006.