Mezue ahịrịokwu na-esonụ: Burkett bu ụzọ nọchite anya Australia na 1987 Pan Pacific Para-Swimming Championships, ebe o meriri nrite ọlaedo na 100 m butterfly. N'egwuregwu Seoul nke afọ 1988, o ritere ọlaọcha n'egwuregwu 4 × 50 m Freestyle Relay A1<unk>A8 nke ụmụ nwoke. Na 1992 Barcelona Games, o meriri ọla nchara na Men's 50 m Freestyle S9 omume. O ritere ọlaọcha n'asọmpi
Egwuregwu Commonwealth nke Victoria 1994 na ihe omume 100 m Freestyle S9 nke ụmụ nwoke. Na 1996 Atlanta Games, ọ bụ onye isi ndị otu Paralympic nke Australia. N'egwuregwu ahụ, o nwetara ihe nrite ọla edo na ihe omume 50 m Freestyle S9 nke ụmụ nwoke, nke ọ natara Medal nke Order nke Australia, na ọla ọcha na ihe omume 4 × 100 m Freestyle S7<unk>10 nke ụmụ nwoke. Na 1998 IPC Swimming World Championships na Christchurch, ọ bụ akụkụ nke ndị otu Australia nke meriri ọla edo ma mebie ndekọ ụwa na 4 × 100 m Freestyle Relay. O nwetara ihe nrite ọla edo ma mebie ndekọ ụwa ọzọ na ihe omume 50 m Freestyle S9 nke ụmụ nwoke na 1999 European Championship; nna ya anwụọla na mbido afọ ahụ. Ọ bu ọkọlọtọ Australia n'emume mmeghe nke Egwuregwu Sydney 2000. N'egwuregwu ahụ, ọ meriri ọlaọcha n'egwuregwu 4 × 100 m Freestyle 34 pts nke ụmụ nwoke; O wutere ya nke ukwuu na ọ nweghị ike ịgbachitere aha ya na 50 m freestyle. Ọ lara ezumike nká na asọmpi igwu mmiri mgbe egwuregwu 2000 gasịrị.