Poschner was born in
Dumitra, Romania. At the age of five, his family fled the country to escape the
communist regime and moved abroad to
Bietigheim-Bissingen, West Germany. He began his professional career in
1987–88 with
VfB Stuttgart, where he played three seasons with little impact in the first team (an average of 15
Bundesliga appearances). Poschner emerged as a top-flight player with
Borussia Dortmund, scoring 14 league goals from
1990 to
1994 and losing,
for the second time, the
UEFA Cup. He returned to Stuttgart for four and a half additional campaigns, helping the side
win the 1997 edition of the
DFB-Pokal and moving to
S.S.C. Venezia from Italy in January 1999; additionally, whilst with the former club, in the
1998 UEFA Cup Winners' Cup Final against
Chelsea, he was
sent off for dissent late on to put both teams down to ten men, with
Dan Petrescu having been ejected beforehand in a 0–1 loss in
Stockholm. Subsequently, Poschner played with
Rayo Vallecano,
SK Rapid Wien,
Polideportivo Ejido and
TSV 1860 München, before retiring at the age of almost 35. In
1999–2000 he helped
Madrid's Rayo to a best-ever classification in
La Liga (ninth), and they were eventually awarded a place in European competition via the
Fair Play award, eventually reaching
the quarter-finals with the midfielder being an important element. Poschner was named
Real Zaragoza's
general manager in August 2009. He left the post at the end of
the season, and went to work in the same capacity with 1860 Munich. ==Honours==