1 week after the job ad close date they will call you for a pre-interview briefing 1 week later.

Then the panel interview will come 1 week after the briefing.

Then the department interview will come 2 weeks later.

Then the job offer will come 3 weeks later.

Then the medical form will come 1 week later.

Then you will start work about 2 weeks later.

I ganna the End-of-the-world/Christmas/New Year/Clear Leave season, so your application might be a couple of weeks faster. But all in all, a very long process lah.