Xuereb made his first grade debut for Penrith in round 10 1991 against
St. George at
Penrith Park. Following their 1991 grand final victory, Xuereb traveled with the Penrith to England for the
1991 World Club Challenge which was lost to Wigan. In 1992, Xuereb joined Western Suburbs but only played two games for the club before heading back to Penrith. Xuereb's final game in the top grade came against
Eastern Suburbs in round 18 1994 at the
Sydney Football Stadium which Penrith lost 30–8. He was released by the Penrith club at the end of the 1994 season and subsequently never played first grade again. ==International==