Brazilians aren't Aussies but Republic Airways tried something sorta/kinda/maybe like hiring Aussies. You'll have to Google the title of the article to read it all. It didn't really say much. I excerpted the part about attempting to hire expats for Republic. I guess Mr. Bedford doesn't visit pprune or he'd have known what to do. ;-) :
Republic Airways CEO Says Labor Accord Has Halved Pilot Losses
"Mr. Bedford called the increased training requirement the “most significant headwind” to bringing in new pilots. The airline last year sought to take advantage of a slump in Brazilian air traffic to bring in foreign pilots, but was unable to get visas for them to fly in the U.S., he said."