The Role & Project

MACA is seeking an experienced Reliability Engineer to join our global asset performance team in a permanent role based at our established and welcoming office in Welshpool, working Monday to Friday with regular site visits as required.

As a Mechanical Engineer, you will lead reliability improvement initiatives, develop maintenance strategies, and enhance equipment performance across plant operations. Working closely with key stakeholders and OEMs, you will deliver reliability reports, implement condition monitoring programs, and support the development of graduate engineers.

This role requires a strong commitment to safety, continuous improvement, and best-practice asset management, with a focus on driving operational reliability and performance outcomes.

Build your future with one of WA’s most trusted contractors.

As a proud Thiess company, MACA is a trusted integrated contracting services group specialising in mining, civil construction, infrastructure, and mineral processing.

We strive to be the best by investing in our people, understanding our clients' needs, and having a relentless focus on continuous improvement. Our social responsibility is what drives us, and we make an impact through contributions and support we give our communities.

Key result areas include:

• Lead reliability and asset improvement initiatives across mobile maintenance operations to improve equipment performance, availability, and lifecycle cost.
• Conduct failure investigations and root cause analyses to identify recurring equipment issues and implement sustainable corrective actions.
• Develop, review, and maintain maintenance strategies within the CMMS, including preventive maintenance programs, inspection schedules, and critical equipment documentation.
• Design, implement, and continuously improve condition monitoring programs, leveraging technologies such as oil analysis, machine health alerts and other predictive maintenance techniques to identify emerging equipment risks.
• Analyse reliability, maintenance, and operational data to produce site and corporate-level reporting, identify trends, quantify improvement opportunities, and drive execution of reliability action plans.
• Work closely with operations, maintenance teams, OEMs, and suppliers to resolve technical issues, improve equipment reliability, and evaluate new technologies and maintenance practices.
• Develop reliability processes and standards while mentoring graduate engineers and supporting the growth of technical capability across the asset reliability function.

To be successful in this role, you will have:

• Bachelor's degree in Mechanical Engineering or a related engineering discipline.
• 3–5 years' experience in a Reliability or Mechanical Engineering role within a mining, heavy industry, or processing environment.
• Demonstrated understanding of asset management, reliability engineering principles, and maintenance best practices.
• Experience developing maintenance strategies, conducting reliability analyses, and supporting continuous improvement initiatives.
• Strong written and verbal communication skills, with the ability to present technical information to a range of stakeholders.
• Proven ability to build effective working relationships and collaborate with operations, maintenance teams, OEMs, and contractors.
• Proficiency in Microsoft Office applications, particularly Excel for data analysis and reporting.

What we will offer you:

• A competitive salary and access to a range of corporate discounts and cashback offers from over 350 popular retailers.
• Paid parental leave.
• Access to a dedicated online employee Wellbeing Centre providing education, support and tools to help you live a healthier life.
• Access to salary sacrificing benefits.
• Refer and earn program allowing you to earn up to $2,500 for referring new employees to MACA positions.
• Save up to 10% on your Health Insurance with BUPA, HBF, HCF or Medibank.

There are many long-term opportunities available across our business, and more on the horizon. There is always room to grow and develop into the professional you want to be with MACA!

Make Your Mark.

If you want to come with us on our journey, apply with us today!

We’re ready when you are.

MACA is an equal opportunity employer and strongly encourages all females and Aboriginal and Torres Strait Islander applicants.