How to become an Internal Auditor

Also called: Audit Officer

Examines, verifies, evaluates and reports on financial, operational and managerial processes, systems and outcomes to ensure financial and operational integrity and compliance, and assists in business process reviews, risk assessments, developing deliverables, and reporting progress against outcomes.

Main tasks

• Evaluates cost effectiveness and risks of operational processes, policies and systems
• Devises, reorganises and establishes budgetary cost control systems
• Conducts audits and investigations, and prepares financial statements and reports for management, shareholders, and governing and statutory bodies
• Establishes audit objectives aligned to organisational goals
• Designs and implements audit methodologies, processes and audit criteria
• Monitors the effectiveness of internal audit controls and risk management systems
• Conducts risk assessments and business process reviews to mitigate risks

Ways in

• University: Business & Commerce degrees, Offered by 39 universities in Australia
• TAFE and VET: Diploma of Quality Auditing (BSB50920); Graduate Certificate in Anti-Money Laundering and Counter Terrorism Financing (FNS80020); Graduate Diploma of Anti-Money Laundering and Counter Terrorism Financing (FNS80120); Diploma of Fraud Control (PSP50716); Advanced Diploma of Accounting (FNS60222); Advanced Diploma of Integrated Risk Management (FNS60822); Diploma of Accounting (FNS50222)
• Licence or registration: Registration or licensing may be required.

Pay · Outlook · AI and this job

• Typical full-time pay: $109,408 a year
• About 31,500 people work in this job group now, and about 36,600 are projected by 2035. (+15.9%)
• AI is likely to change parts of this job. Jobs and Skills Australia rates its automation exposure as medium.

Related jobs

• External Auditor
• Accountant (General)
• Corporate Treasurer
• Forensic Accountant
• Management Accountant
• Taxation Accountant

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Questions people ask

How do I become an Internal Auditor?

Ways in include: Business & Commerce degrees; Diploma of Quality Auditing; Graduate Certificate in Anti-Money Laundering and Counter Terrorism Financing.

How much does an Internal Auditor earn in Australia?

Median full-time pay is $109,408 a year (Jobs and Skills Australia).

Is an Internal Auditor a growing career in Australia?

Yes. Employment is projected to grow 16% by 2035, from about 31,500 to about 36,600 people (Jobs and Skills Australia).

Do you need a degree to become an Internal Auditor?

Usually. 70% of people in this job hold a bachelor's degree or higher.

Will AI change the work of an Internal Auditor?

AI is likely to change parts of this job. Jobs and Skills Australia rates its automation exposure as medium.

Sources

• Jobs and Skills Australia: Occupation data (ANZSCO), from ABS Labour Force and Census (February 2026), CC BY 4.0, retrieved 2026-10-04
• Jobs and Skills Australia: Generative AI Capacity Study, interactive table data (September 2025), CC BY 4.0, retrieved 2026-10-04
• Jobs and Skills Australia: Employment Projections (Victoria University) (May 2025 to May 2035), CC BY 4.0, retrieved 2026-10-04
• Australian Taxation Office: Taxation Statistics, Individuals Table 15A (2023-24), CC BY 2.5 AU, retrieved 2026-10-04

Updated 2026-10-04