Auditor Salary. (Australia). The average salary for an Auditor is AU$52,844 per year. People in this job generally don't have more than 10 years' experience. For the first five to ten years in this position, pay increases sharply, but any additional experience does not have a big effect on pay.AU$40,454 - AU$78,448. Total Pay combines base annual salary or hourly wage, bonuses, profit sharing, tips, commissions, overtime pay and other forms of cash earnings, as applicable for this job.