About the Role

We are currently seeking a Mechanical Reliability Engineer to join our team at Pinjarra Refinery. In this role, you will play a key part in improving mechanical reliability, equipment performance and operational efficiency across our refinery operations. Combining project delivery with practical engineering support, you will help identify opportunities, solve complex equipment challenges and deliver sustainable improvements that support safety, productivity and plant performance.

Responsibilities

- Lead improvement initiatives that enhance safety, quality and equipment reliability.
- Develop practical engineering solutions to recurring equipment and operational issues.
- Design and implement predictive and preventative maintenance strategies.
- Complete root cause analysis and define repair, replacement and upgrade scopes.
- Manage capital and expense projects from concept through to execution.
- Support the introduction of new technologies and cost‑saving opportunities.
- Ensure engineering standards, governance and best practice requirements are maintained.
- Improve equipment documentation, maintenance strategies and spare parts management.
- Troubleshoot equipment issues, support breakdown response and implement long‑term reliability solutions.

What’s on offer

- Attractive remuneration and variable bonus plan.
- Employee growth and development opportunities.
- Parental leave support for all caregivers.
- 18 weeks parental leave for primary caregivers.
- Paid employee volunteering hours within our community.




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

What you can bring to the role

- A tertiary Engineering qualification.
- Experience in maintenance, reliability, or heavy industry.
- Robust problem‑solving, initiative, and communication skills.
- Familiarity with risk, quality, and reliability frameworks.

Location

As one of the world’s largest alumina refineries, our Alcoa Pinjarra Refinery produces approximately 4.7 million metric tons each year. Located within the Shire of Murray in the Peel region of WA, just east of the Pinjarra town site, our workplace offers an inclusive and respectful environment, where we embrace change, new ideas and equal opportunity to succeed.

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.

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

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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📌 Mechanical Reliability Engineer (Pinjarra)
🏢 Alcoa
📍 Pinjarra