After high school, played as a midfielder on the Hoosiers soccer team from 1981 to 1984.
During Paul's four seasons with the Hoosiers, they went to the championship game three years running, taking the title in 1982 and 1983 and losing to Clemson in 1984.
In January 1985, DiBernardo signed with the Louisville Thunder of the American Indoor Soccer Association (AISA) for the remainder of the 1984–1985 season.
[1] In June 1985, the Minnesota Strikers selected DiBernardo in the first round (eighth overall) of the Major Indoor Soccer League draft.
During the 1987-1988 AISA season, he scored 18 goals for the Fort Wayne Flames, putting him 10th on the league's points list.