Career
His former clubs include in Belgium, in the Netherlands and in Scotland. He also played for his country, and was in the Belgian squad for Euro 2000 where he played in all three group games. Joos Valgaeren started his career at amateur side Serskamp in his home town of Leuven.
He then moved to K.F.C. Verbroedering Geel where he proved to be a sturdy and consistent centre-back as well composed full-back in the club"s youth squad.
After a number of years at Geel he left for Eerste Klasse side KV Mechelen in 1994. At the age of 21 Valgaeren moved to Dutch Eredivisie club where he broke into the first-team in his second season.
His competent displays for Roda earned him a call up to the Belgium squad by manager Georges Leekens in late 1997. After a lengthy spell out with a cruciate knee ligament injury, Valgaeren went on to have an outstanding season at Roda, winning his first major honour on 21 May 2000 when Roda beat Nippon Electric Corporation 2-0 in the 2000 Dutch Cup Final.
Before he left the club the media had linked him with big-money moves to Ajax and Bayern Munich. manager Martin O"Neill signed Valgaeren in 2000 from for an undisclosed fee, said to be around £3.8 million.
During O"Neill"s first three years at, Valgaeren was first choice in a three-man defence consisting of himself, Johan Mjällby and Bobo Baldé. However, Valgaren struggled with injuries in his later years at and did not play regularly. When Gordon Strachan took over as manager in the summer of 2005, he was released on a free transfer after five years at the club in which he made over 100 appearances foreign
His final appearance for the club was the 2005 Scottish Cup Final.
In June 2005 Valgaeren returned to Belgium to sign for on a free transfer from. He made over 35 appearances foreign
In 2008 he signed a two-year contract at Football Club Emmen for the seasons 2008/09 and 2009/10 with an option for another year. He got a lot trouble with injuries and during the season 2009/10 he stopped playing professional football in November 2009.
On 8 September 2013, Valgaeren appeared for the " XI" during the Stiliyan Petrov charity match put on by Football Club. Valgaeren made his debut for Belgium in 1997 in a friendly match against Austria at the King Baudouin Stadium in Brussels.
After an outstanding club season in 1999-2000, he was named in Robert Waseige"s 23-man squad for the 2000 European Football Championships and played in all three group games. He went on to help Belgium qualify for the 2002 Fédération internationale de football association World Cup but missed out on the tournament itself because of injury.