Maintenance Supervisor Together. Works. At Macmahon, you’ll find something different. We’re a successful mining and civil contractor that’s going places – and we want to take you with us. When you join Macmahon, you’re joining a quality team that’s built together, and built to last. Surface Mining Australia, Macmahon's largest operating company, delivers high-quality open-cut mining solutions across Australia, driven by operational excellence, strong safety performance, and deep industry expertise. Our people are the backbone of our capability, enabling us to partner closely with clients to sustainably deliver value every day. Our maintenance teams take pride in keeping our sites operating safely and efficiently. You’ll work with skilled people, who look out for each other and take pride in doing the job right. Together, we keep our fleet safe and reliable. About the Role • FIFO from Perth or Kalgoorlie • 8 days on 6 shifts off 7 nights on 7 shifts off roster • Competitive remuneration and benefits on offer in line with experience Responsibilities • Supervise maintenance crews and coordinate planned, reactive, and shutdown activities • Mentor trades and apprentices, contributing to upskilling initiatives • Partner with contractors, OEMs and internal stakeholders to support operational goals • Lead by example, work, promote and manage in accordance with all WHS legislation, standards, policies and procedures • Identify and implement improvement opportunities leading to a safer workplace, increased productivity and increased efficiencies What You'll Bring • Demonstrated experience in a similar role within a mine site environment • Australian recognised Trade Certificate with over 5 years' knowledge and experience in the maintenance and repair of heavy mobile plant • Strong understanding of performance coaching, team dynamics and conflict resolution • Hold S26 competency under WA legislation (if not achieved, must be actively pursuing or willing and capable to complete) • Current Manual C Class Drivers Licence • Proficient with Microsoft Office, SAP and/or Maintenance systems (desirable) • Familiarity with Caterpillar, Hitachi and Komatsu Earthmoving equipment • Excellent Leadership and people management skills Why Macmahon? Be part of a quality team that’s built to last. Our culture is grounded in respect, teamwork and real mateship. Opportunities to grow your skills and progress your career. Learn from people who know their stuff and want to see you succeed. Keen to bring your skills to a team that backs you? Apply now. United | Courage | Integrity | Pride