Supervisor Maintenance

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Company: South
32 Group Operations Pty. Ltd.

At South
32, we are meeting the challenge of enabling a sustainable future through our focus on responsibly producing commodities critical for a low-carbon world.

As a collaborative, caring and inclusive company, there is no better place to make a genuine difference. Together we are making a positive, global impact that has the potential to change lives.

Whatever career path you choose, we will support you every step of the way to learn, grow and succeed. So, join us, step towards a brighter future and leave your legacy.

Hermosa, located approximately 75 miles south-east of Tucson, Arizona, is the only advanced mining project in the United States as of 2023 that could produce two federally designated critical minerals—manganese and zinc as well as silver and lead. The project has the potential to help power the nation’s clean energy future, strengthen the domestic supply chain of critical minerals, grow the local economy, and improve lives in Santa Cruz County and the surrounding community for generations to come.

• Annual short-term incentive bonus that recognizes both your individual performance and the overall success of the business.
• When you choose to contribute more into your retirement savings, South
  32 will match it up to a certain percentage.
• South
  32 provides you with 4 weeks paid time off.
• 12 weeks full-paid parental leave for primary carers and 2 weeks full-paid parental leave for secondary carers

As a Maintenance Supervisor, you will provide frontline leadership for maintenance activities supporting the Hermosa Project's fixed plant and mobile equipment fleet. You will be responsible for safely executing maintenance plans, leading and developing maintenance personnel, and ensuring equipment reliability through effective planning, coordination and continuous improvement.

Working closely with Operations, Planning and Maintenance teams, you will oversee the execution of daily, weekly and monthly maintenance activities while ensuring compliance with safety standards, OEM requirements and company procedures. This role is site-based position located at the Hermosa Project near Patagonia, Arizona

• Promote and maintain a strong safety culture by ensuring all maintenance activities are completed safely and in compliance with company policies and regulatory requirements.
• Lead by example through visible safety leadership and active participation in safety meetings, inspections and risk assessments.
• Coordinate and conduct workplace inspections, safety meetings and corrective actions as required.
• Ensure team members have the training, tools and resources necessary to perform work safely and effectively.

• Lead the safe and efficient execution of planned maintenance activities for fixed plant and mobile equipment.
• Integrate weekly and monthly maintenance plans into effective daily shift plans.
• Communicate daily work priorities and ensure maintenance activities are completed as scheduled.
• Collaborate closely with Maintenance Planners to optimize schedules and minimize impacts to future maintenance plans.
• Provide detailed feedback and documentation to support ongoing planning and scheduling improvements.
• Monitor work in progress, identify potential issues and implement corrective actions when necessary.
• Provide day‑to‑day leadership, coaching and support to maintenance personnel.
• Set clear performance expectations and hold team members accountable for safety, quality, productivity and equipment care.
• Conduct employee performance evaluations and support employee…