Under Queiroz, South Africa qualified for the 2002 FIFA World Cup, but Queiroz resigned in March 2002 before the finals after falling out with the South African Football Association.[9] Queiroz was part of FIFA XI coaching staff, alongside Brazilian Carlos Alberto Parreira, in a humanitarian friendly match played in war-torn Sarajevo against Bosnia and Herzegovina on 25 April 2000.Queiroz became a coach at English club Manchester United in June 2002. He began his work at the start of the 2002–03 season, working alongside Alex Ferguson, who had gone without an assistant manager since the departure of Steve McClaren in the middle of 2001.