I muri i nga mahi hei Kaiwhakahaere Matua o te Prague State Opera (1994<unk>95) me te Kaiwhakahaere Tuatahi o te Leipzig Opera (1996<unk>98), ko Wildner te Kaiwhakahaere Waiata Nui o te Neue Philharmonie Westfalen mo nga tau tekau mai i te 1997. Ko ia te Kaiwhakahaere Matua o te BBC Concert Orchestra i Ranana mai i te 2010 ki te 2014. I te 2014, ko ia te kaiwhakahaere o te huihuinga opera Austrian Oper Burg Gars i Gars Kamp. I tohua ia hei Kaiwhakahaere Kaiwhakahaere i te Whare Wananga o Vienna mai i te Oketopa 1, 2014. Mai i te 2019/2020, ko Johannes Wildner te Kaiwhakahaere Matua o Sønderjyllands Symphony Orchestra i Sønderborg (DK).
Ko te tau 2010