Mediation by an independent third party tasked with finding a solution which is fair to both sides is probably the way to go. QF want to screw their employees into the ground and the unions expect T&Cs which are unrealistic in the current environment, so something in between will have to do.
Australia needs to decide if it wants a Scandanavian system which tries to equalize everyone with high wages but sky high prices and taxes. At present, certain groups do well but many are on the margins, whilst taxes and prices are lower than the Nordic countries but still relatively high.