Contracts will be ushered in after 2014 EA expiry, especially with the Libs in power.
Yes WorkChoices will return, except in a bolder model due to the majority of power the Libs will have in the Lower House.
Don't expect the Redundancy conditions to remain same the same either. There will be a watery down of weeks/year of service in line with other industries. There won't be an argument of retrospection because those left received the correct entitlement at the time and those remaining have a job. This is the last wave of goodies while Julia is in charge.