He last played for Brazilian club Vasco da Gama.

“I’ve been preparing physically to be able to come here and make an immediate impact, Jéferson said. “I’m very excited to be here and I come with the goal to help the team fulfill its goal of making the playoffs and ultimately going to the final.”

Jéferson, 27, will spend the rest of the 2011 season with Sporting Kansas City on loan and becomes the third Designated Player in club history, joining the team’s current leading goal scorer Omar Bravo and former Argentine forward Claudio Lopez.