Career
He also coached in the Montreal Impact in the National Professional Soccer League. Koutsoukos played collegiate soccer at UMass Amherst from 1977 to 1979. In 1980, the Chicago Sting selected Koutsoukos in the North American Soccer League draft.
He played two outdoor and two indoor seasons with the Sting.
In 1982, he began the season with Chicago. On June 13, 1982, the Sting traded Koutsoukos to the Tulsa Roughnecks in exchange for Tim Twellman and John Tyma.
In the fall of 1982, he returned to the Sting which was playing in the Major Indoor Soccer League. In 1983, Tasso played for Football Club Inter Montreal.
He later signed as a free agent with the Kansas City Comets.
On January 31, 1986, the Comets traded Koutsoukos to the Minnesota Strikers in exchange for John Bain. On February 26, 1997, the Strikers sold Koutsoukos contract back to the Comets. In 1988, he moved to the Montreal Supra of the Canadian Soccer League.
In 1998, Koutsoukos was hired to coach the Montreal Impact of the National Professional Soccer League.