The Role & Project

MACA is seeking an experienced Plant Operations Manager to join our leadership team based in Welshpool.

Reporting to the General Manager – Maintenance Operations (Australia West), you will lead the strategic and operational management of the company’s mobile plant assets, ensuring fleet reliability, safety and cost-effectiveness across all mining services operations.

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 the development and execution of fleet and asset management strategies that maximise equipment reliability, availability, utilisation, and whole-of-life value across mining operations.
• Provide leadership to maintenance workshop, field service, and asset management teams, fostering a culture of safety, accountability, continuous improvement, and operational excellence.
• Oversee the maintenance and lifecycle management of mobile plant and ancillary equipment, ensuring compliance, minimising downtime, and supporting operational delivery across multiple sites.
• Develop and manage operating and capital expenditure budgets, delivering accurate forecasting, reporting, and recommendations to optimise asset investment and business performance.
• Monitor fleet operating, maintenance, and inventory costs, identifying opportunities to improve efficiency while maintaining the highest standards of safety, reliability, and productivity.
• Drive workforce capability through effective resource planning, succession planning, coaching, and development to meet current and future operational requirements.

To be successful in this role, you will have:

• Trade qualification in Mechanical Engineering, Heavy Diesel, Plant Mechanics, or related discipline.
• Minimum 15 years' experience in mining, mining services, heavy industry, or related sectors.
• Demonstrated experience managing large mobile plant fleets.
• Proven leadership experience within maintenance and operational environments.
• Experience developing and managing operational budgets and asset management strategies.
• Strong understanding of maintenance management systems (JDE, Pronto, AMT, or similar).
• Experience managing multi-site operations and dispersed workforces.
• Proven ability to drive sound commercial outcomes.
• Strong written and verbal communication skills including presentation skills.
• Excellent influencing and interpersonal skills with people at all levels.
• Proven ability to demonstrate strong business acumen.
• Excellent organisation and planning skills.
• Strong coaching, mentoring and change management skills.

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.