Career
On 8 August 2011, Bücker was announced as Lebanon"s new head coach, with the former national team manager taking over the reins ten years after leaving the position. He is the first ever coach to bring Lebanon to the fourth and final qualifying round of the world cup. During this period, the Lebanese national team made impressive results.
They defeated United Arab Emirates 3–1 in Beirut, South of Korea 2–1 in Beirut, and Kuwait 1–0 in Kuwait in the third round.
Foreign the first time in their history, Lebanon defeated Iran by a single goal on matchday 4 of the final round. Bücker announced his retirement in May 2013, effective from 11 June 2013, after match that saw his side defeated by Iran 4–0.