[1] He first began to play professional soccer with the Edmonton Brick Men in 1990, he then had stints with London Lasers in 1992.
The same year he began his indoor career with the Milwaukee Wave United where he finished fourth on the team in scoring (89 points) and assists (24), and was runner-up for NPSL Rookie of the Year and was named to the NPSL's All-Rookie First Team.
In 2003, Oliviero joined Montreal's rival the Toronto Lynx, leaving the team with 115 games played and 18 career goals for the Impact.
[5] During his tenure with the Lynx he played eight games and scored one goal, and assisted Toronto to finish second in the standings for the Voyageurs Cup.
Oliviero played for the Canada U-20 men's national soccer team in 1991 and 1992 and made his senior debut for the Canada national soccer team in an October 1995 friendly match against Chile.