Career
He currently manages Nejmeh South Carolina in the Lebanese Premier League. A stalwart of the Algerian national team during its greatest period on the world stage, he appeared at the 1980 Olympics as well as the Fédération internationale de football association World Cups of 1982 and 1986. As a club player he was largely based in his homeland, although he also appeared for Football Club Martigues in France.
He did blot his copy book, however, with a foul on Patricio Yáñez in the game against Chile, with Miguel Ángel Neira scoring from the resulting penalty.
He also featured in every minute of the country"s less impressive 1986 finals campaign. After retiring from the game, Guendouz entered into football management.
He was joint manager of Martigues with Yves Herbet in 1998-1999 then sole manager for a spell from 1999 to 2000. Later he would go on to manage Algerian club side United States Biskra.