Rubuta ci gaba ga wannan sakin layi - Sillitoe ya yi gasa don Coburg Athletic Club. Bayan da ya yi ritaya, ya fara horar da 'yan wasa kuma ya taimaka wajen kafa tushe ga daya daga cikin shekarun da suka fi nasara a gasar tsere ta Australiya tare da East Melbourne Harriers Athletic Club. Wakilan Ostiraliya da Sillitoe ya horar da su sun haɗa da Peter Norman, Gary Holdsworth, Greg Lewis, Aaron Rouge-Serret, Colin McQueen, Denise Boyd, Richard James, Bruce Frayne, Tamsyn Lewis da Ken Hall. Ya kasance kocin Wasannin Commonwealth na 1982
Team kuma ya yi aiki na dogon lokaci a matsayin mai horar da 'yan wasa tare da Caulfield Grammar School a Melbourne daga 1983 zuwa 2014.