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How to Become an Internal Auditor: Australian Careers in Accounting and Bookkeeping

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What is a Internal Auditor?

What will I do?

What skills do I need?

Resources

What is a Internal Auditor?

An internal auditor reviews an organisation’s financial records and daily systems. They check that processes follow the rules, run well, and keep risks in check. Their findings help boards and managers make better decisions.

Day-to-day work includes gathering and checking financial data, reviewing risk controls, and planning audit steps. Internal auditors set the focus of each audit, run tests, and write clear reports for management and key people.

Internal auditors work with teams across the business to find gaps and suggest fixes. This wide exposure helps them understand how the whole organisation fits together.

The role suits people who enjoy analysis and solving problems. It offers good career growth, strong pay, and the chance to shape how organisations handle risk and oversight.

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Career snapshots For Internal Auditors

Around 6,000 people work as internal auditors in Australia (Jobs and Skills Australia via Your Career, 2025). Most roles are permanent and full-time, with 85% of auditors working full-time hours. The average workweek is 41 hours.

The median weekly salary is $2,046, which is about $106,000 a year (Jobs and Skills Australia via Your Career, 2025). Senior auditors and those with professional certification earn significantly more.

The profession has a strong female workforce, with women making up 57% of internal auditors. The median age is 39 years. Future demand is rated as moderate (Jobs and Skills Australia via Your Career, 2025).

What will I do?

Internal auditors play a key role in keeping organisations financially sound and running well. They review records, test controls, and report findings to management. Their work helps boards and executives make sound decisions.

  • Equity and Debt Management – Assists with equity management, debt management, securities, and taxation planning.
  • Financial Analysis – Collects, analyses, and interprets data on financial standing, cost structures, and trading effectiveness.
  • Budgetary Control – Sets up or restructures budgetary cost control and accounting systems, including computer-based systems.
  • Audits and Investigations – Conducts audits and investigations, preparing financial statements and reports for management and governing bodies.
  • Cost Effectiveness Evaluation – Checks the cost-effectiveness and risks of operational processes, activities, policies, and systems.
  • Audit Methodology – Sets audit objectives and designs and applies audit methods, processes, and reporting criteria.

What skills do I need?

A career as an internal auditor calls for a mix of analytical skill, clear communication, and technical know-how. Internal auditors must break down complex financial data and present findings clearly to senior people. Accuracy and fairness are core to the role.

Skill in data tools and accounting systems is highly valued. Internal auditors also need a solid grasp of risk, compliance, and audit process. As rules change, the ability to learn fast is a key asset.

Skills/attributes

  • Analytical thinking
  • Attention to detail
  • Clear written and verbal communication
  • Problem-solving ability
  • Knowledge of accounting principles
  • Understanding of risk management
  • Data analysis skills
  • Ability to work independently and in a team
  • Time management
  • Ethical judgement and integrity
  • Familiarity with audit and accounting software
  • Adaptability to changing regulations
  • Report writing
  • Stakeholder engagement skills
  • Project management skills

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About the author

Laura Atkinson

Laura Atkinson

Laura Atkinson is an Account Management and SEM specialist at Course Finder Group with six years' experience in the Australian education sector. She works day to day with universities, TAFEs and independent training providers, which gives her a close view of how courses map to real career outcomes. She writes practical guidance on career pathways, choosing the right qualification and what to expect when moving into a new field.