Career
He was previously the coach of the Kenyan national team, a job he held from February to November 2009. Club career
Hey played mainly for Fortuna Düsseldorf and Schalke in Germany, as well as Tennis Borussia Berlin, Fortuna Köln, VfL Osnabrück, Anorthosis Famagusta and VfR Neumünster. Management career
Hey began his management career in Germany with VfR Neumünster before moving to Africa to manage Lesotho.
Hey was also manager of Gambia from September 2006 until March 2007.
His spell with Gambia was marred by concerns over money. He was appointed manager of Liberia in February 2008.
In February 2009, he was appointed coach of the Kenyan national team After disputes with the governing body over team selection, Hey walked out on Kenya"s national team shortly before the final World Cup qualifier against Nigeria.
His father, Jonny Hey, was from 1972 to 1980 also a professional football player (MSV Duisburg, Arminia Bielefeld, Grasshoppers Zürich and Fortuna Köln).
He played 32 Bundesliga and 127 Second Division games.