He currently plays for Sportivo Luqueno, wearing the number 6 shirt. He plays primarily as a Defender. His preferred foot is Right. His current market value is estimated at 225K €.

His most recent move was a from Atletico Mitre de Santiago del Estero to Sportivo Luqueno on 2026-01-02.

Throughout the Paraguayan Primera Division 2026, Facundo Wiechniak featured in 8 matches, averaging 0.6 tackles, 0.5 interceptions, and 3 clearances per game, while blocking 0 shots per game.