Senior Internal Auditor

Shape Your World

At Alcoa, you will become an essential part of our purpose: to turn raw potential into real progress. The way we see it, every Alcoan is a work-shaper, team-shaper, idea-shaper & world-shaper.

This is your opportunity to help shape the future of sustainability with world-changing innovations and low-carbon technologies. Become a valued part of the team that’s shaping the future of aluminium, revolutionising the way the world lives, builds, moves and flies. Be part of it and shape your world.

About the Role

As a Senior Internal Auditor, you’ll go beyond reviewing processes - you’ll play a key role in shaping how we operate by supporting financial and business process audits across Australia and Europe.

Based in our Perth office as part of a close-knit global team, you’ll work at the heart of the business, partnering with leaders globally to strengthen controls, enhance performance, and uncover smarter, more efficient ways of working. In this role, you’ll deliver independent, objective assurance on the effectiveness of internal controls while identifying meaningful improvements that elevate governance, risk management, and operational excellence. Your work will directly influence decision-making at the highest levels and help ensure Alcoa continues to operate with integrity, efficiency, and resilience.

Key Responsibilities

• Be an integral member of the team to deliver the annual Internal Audit plan for the organisation including all SOX audits.

• Engage in audit preparation by coordinating schedules and logistics with sites, supporting audit resourcing, and ensuring teams are equipped with relevant risk insights, information, and structured interview plans.

• Conduct audit fieldwork, guiding team members and engaging with discipline and site leadership to assess controls, evaluate processes, and deliver clear, actionable audit findings.

• Assist with the preparation, finalising, and distributing audit reports, ensuring all workpapers are complete and internal reporting and administrative requirements are met.

• Support training and facilitation of risk and control processes and contribute to broader projects that strengthen business processes and drive ongoing improvement.

What’s on offer

• Attractive remuneration and variable bonus plan.

• Flexible hybrid working options available.

• Employee growth and development opportunities.

• 18 weeks Parental leave for primary caregivers.

• Employee assistance program for personal support services.

• Alcoa Live Well program offering travel, lifestyle, health and wellbeing discounts.

• Generous leave entitlements including a leisure a day off every 4-week period.

• Salary packaging for a novated car lease, employee share plan and superannuation options.

What you can bring to the role

• Tertiary qualification in Commerce, Business, Accounting, or Finance, complemented by a professional certification such as CA, CPA, or equivalent.

• Demonstrated experience in internal or external audit, with broader exposure in accounting, finance or business advisory environments.

• Strong understanding of financial processes, internal controls, and risk management frameworks, with the ability to analyse data and identify improvement opportunities.

• Proven ability to communicate insights clearly, build relationships, and influence stakeholders across different levels of the business.

• High level of integrity and professionalism, with a curious and proactive mindset with a continuous improvement focus.

• Strong attention to detail balanced with a commercial perspective.

• Ability to work independently and collaboratively with a flexible work approach and willingness to undertake ad-hoc site travel (approximately 4–6 weeks per year) to support audit delivery.

Additional information

• Interviews may progress prior to the closing date, although all applications will be considered.

• You will only be contacted if you are shortlisted for an interview, this process can take up to four weeks from the closing date.

Be part of shaping our organisation and join us in building a legacy of excellence for future generations.

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About the Location

Alcoa Australia’s company headquarters is located at 235 St Georges Terrace in Perth CBD, Western Australia, on Whadjuk Noongar land. The office is conveniently close to public transport and parking, and hosts employees from various business functions, including Commercial, Finance, Sustainability, Communications, and Human Resources, as well as expert teams supporting local and global locations. Our head office offers modern, open-plan working facilities and excellent end-of-trip amenities within a state-of-the-art building.

We are values led, vision driven and united by our purpose of transforming raw potential into real progress.  Our commitments to Inclusion, Diversity & Equity include providing trusting workplaces that are safe, respectful and inclusive of all individuals, free from discrimination, bullying and harassment and that our workplaces reflect the diversity of the communities in which we operate.    

This is a place where you are empowered to do your best work, be your authentic self, and feel a true sense of belonging. Come join us and shape your career!  

Your work. Your world. Shape them for the better.