Supervisor - Electrical Maintenance (Fixed Plant)

Company Description:OceanaGold is a global intermediate gold and copper producer with more than 35 years of exploration, development and operating experience. We have four operating mines – Haile in the USA, Macraes and Waihi in New Zealand, and Didipio in the Philippines and a global workforce of ~5,400 employees and contractors.

Our people, assets, and strategy are core to our success. Guided by our values—Care, Respect, Integrity, Performance, and Teamwork—we strive to be a trusted company people want to work for, partner with, supply and invest in, to create value. We are committed to safe and responsible mining that generates strong returns and contributes to sustainable development in the regions where we operate. OceanaGold is listed on the Toronto and New York Stock Exchanges (TSX: OGC; NYSE: OGC).

Our Waihi Operation in the North Island of New Zealand is an underground gold mine. A recent consent for the Waihi North Project, a new mine to be developed 6km north of the existing operation has provided a long-term extension of mine life providing our ~400 staff and contractors, and the people of Waihi, an assurance that we plan to be here for the long-term.

Job Description:The Supervisor - Electrical Maintenance (Fixed Plant) provides safe, effective and compliant leadership of electrical maintenance activities across the processing plant. The role is accountable for coordinating people, contractors, planned and unplanned work, ensuring electrical systems remain reliable, statutory obligations are met, and maintenance activities support production, asset integrity and business objectives.

The position combines frontline leadership with technical oversight, work management discipline and cross-functional coordination. It is expected to build team capability, manage operational risk and drive continuous improvement in electrical reliability and maintenance performance.

Key Tasks and Responsibilities

Production/Operational

• Work closely with Processing Operations to understand production priorities, plant constraints and the operational impact of electrical maintenance activities.
• Coordinate equipment isolations, shutdown windows, testing and return-to-service activities to minimise disruption while maintaining safe work controls.
• Provide timely technical support during plant faults and breakdowns and communicate realistic repair timeframes and operating limitations.
• Confirm electrical equipment is tested, safe and fit for service before handback to Operations, with any restrictions or follow-up requirements clearly communicated.
• Support safe plant start-ups, shutdowns and operating transitions where electrical oversight or switching is required.
• Assist Operations to identify early signs of electrical equipment deterioration and promote effective operator care and defect reporting.
• Balance maintenance and production requirements using risk-based decisions, while stopping or deferring operation where electrical safety or asset integrity is unacceptable.
• Participate in daily production meetings and contribute maintenance input to plant priorities, outage planning and short-term operating plans.

Maintenance

• Lead the safe execution of electrical maintenance work, ensuring permits, isolations, switching, testing and return-to-service requirements are fully understood and applied.
• Coordinate daily electrical maintenance priorities, allocate labour and confirm that job scope, parts, tools, access and resources are ready before work begins.
• Supervise preventive, predictive and corrective electrical maintenance to ensure work is completed safely, on schedule and to the required technical standard.
• Coordinate breakdown response, fault finding and repairs, ensuring plant impacts are understood and temporary repairs are controlled and followed by permanent corrective work.
• Support shutdown planning and delivery by confirming work scopes, labour, materials, isolations and commissioning requirements, and supervising execution through to safe handback.
• Provide technical direction, coaching and field support to electricians, technicians and apprentices to improve work quality, capability and maintenance ownership.
• Manage electrical maintenance contractors by confirming competency, scope and work controls, monitoring safety and quality, and completing appropriate close-out.
• Review electrical equipment condition and repeat failures, initiate defect elimination and root-cause activities, and support improvements to preventive maintenance strategies.
• Maintain work management discipline by reviewing backlog and schedule performance and ensuring work orders include accurate labour, materials, failure information and completion history.
• Ensure electrical drawings, equipment records, test results, protection settings, certificates and maintenance documentation remain current and controlled.
• Work with Planning, Reliability and Engineering to improve job plans, bills of materials, maintenance tactics, equipment data and lifecycle strategies.
• Identify and deliver practical maintenance improvements that increase electrical reliability, equipment availability, work quality and cost effectiveness.
• Undertake planned maintenance, fault finding and other field-based work when required to support operational priorities, ensuring all applicable permits, isolations and authorisations are in place and formally signed on before commencing the task.

Reporting

• Provide daily updates to the Senior Specialist – Processing Electrical, Maintenance Superintendent and relevant Operations leaders on maintenance priorities, equipment status, breakdowns, risks and expected return-to-service times.
• Report safety incidents, electrical non-compliance, critical defects and emerging asset risks promptly through the appropriate site processes.
• Monitor and report electrical maintenance performance, including schedule compliance, overdue work, backlog condition, preventive maintenance completion and repeat failures.
• Ensure work orders are closed with accurate labour hours, materials, failure codes, completion notes and identified follow-up actions.
• Prepare or contribute to weekly, monthly and shutdown reports covering maintenance performance, resource requirements, contractor activity, costs and improvement actions.
• Maintain accurate records for statutory inspections, electrical testing, competency authorisations, certificates and compliance audits.
• Escalate resource constraints, technical issues, cost pressures and production risks that may affect safe or reliable plant operation.

Qualifications:- Current Electrical Registration - Electrician.

• Full and Current Driver Licence - ability to drive manual vehicles is preferred.
• Supervisor endorsement or willing to obtain Supervisor endorsement.
• Mining endorsement or working towards Mining endorsement.
• Electrical COC.

Experience

• Microsoft Office suite.
• DCS and PI Vision preferred but not essential.
• Instrumentation.

Additional Information:WHAT'S ON OFFER:

• Residential role - live and work in Waihi, the gateway to the stunning Coromandel region
• Competitive salary + short-term and long-term bonus
• Discounts on retail and services
• Free Southern Cross Healthcare
• Life Insurance
• Free Gym Membership
• BP Fuel card discount
• Career Development Opportunities
• Long service recognition
• Living Our Values recognition program
• Access to OceanaGold Employee Assistance Program (EAP)
• Exceptional working environment where people are valued and respected

YOU MATTER: OceanaGold is committed to providing equal employment opportunities. We believe a variety of perspectives are not only welcome – they are essential to our success. Should you require any assistance applying for this opportunity, please contact us at careers@oceanagold.com

**Applications close 17 November 2026. Shortlisting will commence immediately. Applicants must be eligible to work in New Zealand.

PLEASE NOTE: APPLICATIONS FROM AGENCIES WILL NOT BE ACCEPTED