Background
Born in Auburn, Gersbach grew up in Sutherland, in Sydney"s South E.
Born in Auburn, Gersbach grew up in Sutherland, in Sydney"s South E.
Foreign the majority of his school years he attended Street Patrick"s College, Sutherland, before leaving for the Australian Institute of Sport in Canberra where he also attended Canberra High School.
Early Gersbach"s local side as young teenager was Sutherland Sharks Football Club where he played as a Striker. Sydney Football Club
On 20 July 2014, Sydney Football Club announced that they had signed Gersbach to a 2-year deal. Alex was previously given the number 13 jersey, but later swapped with Christopher Naumoff for the number 16.
He made his A-League debut on 11 October 2014 against Melbourne City when he came on for Matthew Jurman after 69 minutes.
He put in a promising performance as Sydney Football Club drew 1–1. Foreign the 2015-2016 A-League season, Gersbach was given the number 3 jersey.
Rosenborg
On 31 January 2016 it was announced that Gersbach had signed with Norwegian club, Rosenborg BK of the Tippeligaen for a rumoured fee of $500,000. Gersbach made his Tippeligaen debut for Rosenborg on 19 March 2016 at home to Stromsgodset.
On 25 September 2015, Gersbach was selected to play for the Young Socceroos to play in the 2016 AFC U-19 Championship qualification.
In March 2016 Gersbach received his first call up to the senior team when he was named in the squad to face Tajikistan and Jordan in World Cup Qualifiers on March 24 and March 29.
Rated as one of Australia"s most promising young football players, he made his senior professional debut for the club at the age of 17 years and 3 months in the 2014 Future Farmers of America Cup Round of 32 tie against Melbourne City Football Club at Morshead Park on 12 August 2014 which Sydney Football Club won 3–1 after extra time.