What Does an IT Auditor Do? (Key Duties, Skills and Salary)

By Indeed Editorial Team

Published 13 December 2021

The Indeed Editorial Team comprises a diverse and talented team of writers, researchers and subject matter experts equipped with Indeed's data and insights to deliver useful tips to help guide your career journey.

An information technology (IT) auditor can help a business optimise its IT system for maximum security and efficiency. Organisations can boost productivity and cyber-security by maintaining an effective and up-to-date IT system. If you enjoy working with computers and are passionate about problem-solving, it may be beneficial to learn about what an IT auditor does, to determine whether it's the right career path for you. In this article, we answer 'what does an IT auditor do?', note the key skills and requirements desirable for the role, state the average salary figures and list similar careers.

Related: 10 Computer Science Careers (With Salaries and Duties)

What does an IT auditor do?

The answer to the question 'what does an IT auditor do?' is they ensure that an organisation's technology and IT infrastructure run optimally. An IT auditor can accomplish this by analysing all IT systems and processes. They confirm that a company's technological infrastructure fully complies with current IT regulations. If an auditor finds a problem with an IT system, they may inform management and recommend solutions to prevent it from reoccurring. Companies in the finance, healthcare, education and technology sectors are among the biggest employers of IT auditors. An IT auditor usually focuses on a few key areas, including:

  • analysing the management

  • structure of an IT system

  • reviewing how well a system responds to new inputs of information

  • examining the general efficiency

  • running of an IT network

  • inspecting the security risk that an IT infrastructure poses

  • noting where technological innovation may benefit an organisation's IT system

Based on their findings, an IT auditor may then present their conclusions to the company's managerial team and suggest helpful recommendations for changes or updates.

Related: What Does an IT Engineer do? (Key Responsibilities)

IT auditor work environment

An IT auditor typically works for companies in the auditing, information technology and accounting sectors in an office-based role. They may also find employment within a financial institution or any organisation utilising a tech-based network. An internal auditor generally works in an office in their employer's building. Conversely, an external IT auditor is likely to travel regularly to perform audits at different organisations and locations.

Types of IT auditors

There are two main types of IT auditors. These include internal and external IT auditors. Your day-to-day tasks may differ slightly depending on the type of IT auditor that you work as. Here's a summary of what each type of IT auditor does:

Internal IT auditors

An internal IT auditor operates as an in-house employee at a company. They may receive exclusive company training and focus on the business's individual IT system. Their organisation may answer any technological or IT queries from other employees.

Related: What Is Internal Auditing? (With Step-by-Step Guide)

External IT auditors

An external IT auditor typically works on behalf of consulting firms. Companies may outsource an external IT auditor to analyse and assess the performance of their IT systems. They may have a broader understanding of various IT systems as they cater to multiple clients. An external IT auditor conducts an audit in line with regulatory reporting requirements.

Skills of an IT auditor

As an IT auditor, you typically require a versatile skill set that includes both technical and soft skills to perform your daily tasks more efficiently and to a consistently high standard. Employers may also desire certain skills or knowledge that show you have an interest in their specific industry, though this is mainly for internal IT auditors and may not always be necessary. If you're interested in becoming an IT auditor, you may develop the following skills to increase your chances of obtaining a position:

  • knowledgeable about different computer controls

  • strong understanding of data analytics

  • familiar with basic IT system infrastructure and architecture

  • ability to recognise or predict cyber-security risks

  • excellent attention to detail

  • efficient problem-solving skills

  • critical thinking skills

  • effective communication

  • knowledgeable of risk assessments

  • great organisational skills

  • excellent understanding of the latest advancements in IT

  • basic understanding of different computer software and hardware

Related: Computer Skills: Definition and Examples

What are the requirements for becoming an IT auditor?

Many employers advertising for IT auditors require a specific skill set with educational qualifications relevant to the industry. If you're interested in beginning a career as an IT auditor, you may consider gaining the following job requirements and qualifications:


To become an IT auditor, most employers require you to possess a university Bachelor of Science degree in a relevant subject to IT. Some worthwhile degree courses to consider may include computer science, cyber security or computer information systems. Attending university may help you develop your technical skills in computer systems and software and expand your soft skill set in communication and attention to detail.

While a job advertisement may not always require you to have a university degree, having one may help you gain a competitive advantage compared to other applying candidates. For most IT auditor positions, it's an essential requirement to hold a secondary school diploma or have an equivalent qualification.


Earning a relevant certification may be helpful when trying to advance your career as an IT auditor. Certificates show employers you're highly knowledgeable about the field with a relevant skill set. One of the most popular and useful certifications for an IT auditor includes the globally recognised Certified Internal Auditor (CIA).

You can find a range of training providers across Australia for this course, such as the Institute of Internal Auditors (IIA Australia). This course requires you to sit an examination that tests your understanding of audit practices and IT auditing standards.

Work experience

Having prior work experience in an IT-based role or industry can help you develop your technical skills while familiarising yourself with a professional working environment. Gaining practical experience can help you understand technical terminology or IT jargon and make you more accustomed to auditing tools and documenting audit reports. Professional work experience may help you feel confident applying your IT skills to real-world tasks. You can mention this development on your resume to show future employers that you're a progressive individual. Work experience can also be a great opportunity to develop a professional network.

To find relevant work experience in an IT-based role, you may search for available intern positions or apply for entry-level roles. Consider using the Indeed Job Board to find suitable jobs. You can also tailor your search to a specific location by entering a postcode, or you can use the filters to specify whether you're seeking an entry-level or voluntary position.

Related: How to Show Work Experience on Your Resume (With Example and Tips)

How much does an IT auditor make?

The average national salary for an IT auditor is $125,540 per year. This figure is likely to vary depending on your years of professional experience, your number of certifications and your specific employer. Your regional location may also influence your salary rate because of differences in living costs. Here's how the average salary of an IT auditor differs between cities:

  • Sydney NSW: $141,084 per year

  • Sydney Central Business District NSW: $120,528 per year

  • Melbourne VIC: $109,041 per year

Similar careers to an IT auditor

Here are some examples of other career paths that require a similar skill set or qualification to an IT auditor:

1. Information security analyst

National average salary: $100,165 per year

Primary duties: Information security analysts ensure the safety of an organisation's IT systems against cyber-attacks and data breaches. Their regular checks for security breaches enable them to advise employees on new software, procedures or security measures to use based on the information they find. To prevent attacks, information security analysts study trends in data security and cyber-crime to implement changes in their company's IT systems.

2. IT project manager

National average salary: $120,855 per year

Primary duties: IT project managers oversee a team of IT professionals who work together on a project or to reach a common goal within an organisation. They ensure efficient communication between team members, host meetings or group discussions and delegate tasks while quality checking completed work. They aim to facilitate a cohesive and dynamic team that meets deadlines using a blend of interpersonal, technical and leadership skills.

Please note that none of the companies mentioned in this article are affiliated with Indeed. Salary figures reflect data listed on Indeed Salaries at time of writing. Salaries may vary depending on the hiring organisation and a candidate's experience, academic background and location.

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