Хелмонд Спорт
On 7 November 2007, it was announced that Joppen signed a -year deal at Helmond Sport. He made his official debut for Helmond Sport on 19 October 2007 in a 1–1 tie against Cambuur Leeuwarden. He scored his first goal in the Jupiler League on 9 November 2007 against FC Omniworld.