[3] Clarke earned nineteen caps, scoring one goal, for the Canadian national team.

He scored his only goal against Bray Wanderers in May 1999 to clinch the league title for St. Pats.

At the time, he was attempting to join clubs in several European leagues, including England, Denmark, and Austria, but, once again, he had difficulty gaining a work permit.

[6] Clarke then decided to sign with the Edmonton Drillers of the National Professional Soccer League (NPSL).

On October 12, 2008, he helped the Whitecaps capture their second USL First Division Championship, beating the Puerto Rico Islanders 2–1 in Vancouver[9] but he was released from the team on December 8, 2008.

[10] Clarke played at the 1993 FIFA U-17 World Championship in Japan, in a team alongside Paul Stalteri and Jason Bent.

[2] Jeff was formerly the Technical Director of the Guildford Athletic Club and was instrumental in rebuilding their soccer program.