I applied online. The process took 2 months. I interviewed at NBN Co (Melbourne) in Jan 2012
Interview
Interviewed through call conference. The process took nearly 2 month to completion. 3 round of interviews. 1. Field manager interview. 2. Dept. manager interview 3. Group executive interview
Interview questions [1]
Question 1
Need a lot of network and telco specific knowledge. As NBN is public service company, you need to have some concept that you are helping general Australians and work for tax payers.