Career
Born in Hudson, Massachusetts, Frias (Canario for friends) played his collegiate soccer at nearby Mount Ida College in Newton, Massachusetts. He practiced with the New England Revolution in 1999 as Italian Walter Zenga was the manager, but was not signed due to oblique surgery. Previously, he had unsuccessful trials at South.L. Benfica and Chaplain to the Forces Estrela da Amadora.
Frias was eventually signed by the Revolution on 19 July 2001 but, after having suffered a number of injuries, he was released on waivers on 25 November 2003, never having played for the team
He then returned to Portugal, representing Azores club South Carolina (U.S.) Lusitânia during one 1/2 third level campaigns.