Vargas began his career at the Victorian Premier League side, Springvale City, where he debuted at the age of 17 under Gus McLeod. After three seasons with Port Melbourne, at the age of 21, he was recruited by National Soccer League side Melbourne Knights FC.
Vargas began his professional soccer career with Springvale City in the Victorian Premier League, playing under Gus McLeod. After three seasons with Port Melbourne, he was recruited by the National Soccer League side Melbourne Knights FC at the age of 21.