Barrick Mining Corporation

UG Mobile Maintenance Supervisor

Marathon, ON

full time

On-site

Mining

About This Job

Job Description

If you thrive on challenge and collaboration, Barrick offers opportunities on a global scale. Our remarkable people have made us the leading gold mining company, and we’re looking for more people to join our team—people who are motivated, energetic, eager to learn and grow. We make it a priority to support the aspirations of every individual, with international opportunities, ongoing training and development, and first-class benefits.

Williams Operating Corporation - Barrick Gold located near Marathon in Northwestern Ontario presently requires a: UG Mobile Maintenance Supervisor Position Description

The Underground Mobile Maintenance Supervisor is responsible is responsible for overseeing the maintenance and repair of all underground mobile equipment, including drills, bolters, scoop trams, haul trucks, and support vehicles. This leadership role ensures that mobile fleet performance aligns with operational targets through safe, timely, and cost-effective maintenance practices. The Supervisor leads a team of tradespeople and works closely with operations, planning, and other departments to minimize equipment downtime and maximize fleet availability.

Responsibilities

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Lead the underground mobile maintenance team, providing direction, supervision, and support to ensure safe and efficient completion of all work.

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Plan, coordinate, and prioritize mobile equipment repairs and preventative maintenance based on production requirements and equipment condition.

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Promote a strong safety culture by ensuring compliance with health, safety, and environmental regulations and participating in ongoing safety initiatives.

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Collaborate with maintenance planners and the supply chain team to ensure the timely availability of required parts, tools, and materials.

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Monitor equipment performance and condition, identifying trends, recurring issues, and areas for improvement.

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Conduct regular field inspections and audits to verify quality of maintenance work and adherence to company standards.

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Participate in or lead incident investigations, root cause analyses for equipment failures, and implement corrective actions.

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Lead daily pre-shift and toolbox meetings to communicate safety topics, work assignments, and operational updates.

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Ensure accurate and timely completion of documentation, including work orders, inspection reports, and shift logs.

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Coach and mentor tradespeople, support ongoing training, and help maintain a high-performance maintenance team.

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Coordinate with OEM vendors and contractors for specialized diagnostic support or complex equipment repairs.

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Contribute to the development and execution of mobile maintenance strategies that improve reliability and reduce lifecycle costs.

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Provide regular reports to management on equipment availability, maintenance KPIs, and workforce performance.

Qualifications

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Journeyperson certification in Heavy Duty Equipment Mechanics (Certificate of Qualification – Red Seal or equivalent) is required.

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Minimum 10 years of heavy equipment maintenance experience, with at least 3 years in an underground mining environment preferred.

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Grade 12 diploma or equivalent is required.

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Previous supervisory or leadership experience strongly preferred.

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Underground Common Core certification preferred.

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Valid driver’s license required.

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Strong technical understanding of underground mobile mining equipment and maintenance systems.

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Demonstrated leadership skills with the ability to build high-performing teams and drive accountability.

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Excellent communication, organizational, and problem-solving skills.

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Proficiency in Computerized Maintenance Management Systems (CMMS) such as SAP, and maintenance planning tools is an asset.

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Proven commitment to workplace safety and continuous improvement.

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Physically fit and capable of working in confined spaces and varying underground conditions, including lifting up to 50 lbs, climbing ladders, and performing physically demanding tasks.

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Must be able to wear all required personal protective equipment (PPE) and comply with mine site safety protocols.

This is a residential position operating on a 7/7 rotation schedule, working 12-hour day and night shifts. The successful candidate must reside within commuting distance of the mine site, a local travel allowance is provided.

What We Can Offer You

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A comprehensive compensation package including competitive bonuses, benefits, pension, and company match share purchase plan.

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A progressive career path including global opportunities

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Work in a dynamic, collaborative, progressive, and high-performing team

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Access to a global network of highly qualified professionals for exchanging knowledge and ideas, building skills, and sharing experiences

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Barrick is committed to creating a diverse environment and is proud to be an equal opportunity employer

Barrick welcomes and encourages applications from people with disabilities. Accommodations are available on request for candidates taking part in all aspects of the selection process. Thank you for your application, however, only those selected for an interview will be contacted. About Us

Our mission is to be the world’s most valued gold and copper mining business. We are committed to partnering with our host countries and communities to transform their natural resources into tangible benefits and mutual prosperity.

With operating mines and projects in 18 countries, Barrick’s highly diversified workforce is drawn almost entirely from our host nations and equipped with world-class skills. We set the gold standard in sustainability by embedding environmental, social and economic considerations into all of our business decisions.

The company’s shares trade on the New York Stock Exchange under the symbol GOLD and on the Toronto Stock Exchange under the symbol ABX. Learn more at www.barrick.com or follow us on LinkedIn .

About The Team

Hemlo has produced more than 21 million ounces of gold and has been operating continuously for more than 30 years. It consists of the Williams mine operation, including an underground mine, and 4mtpa gold processing facility. Hemlo is located about 350 kilometers east of Thunder Bay, Ontario on Highway 17. Situated nearby the beautiful North Shore of Lake Superior, Hemlo works closely with our Indigenous communities of Biigtigong Nishnaabeg and Netmizaaggamig Nishnaabeg and the townships of Marathon, Manitouwadge and White River. An area of extensive natural beauty for all outdoor pursuits from hiking in national and state parks, all types of water sports, hunting, fishing, and camping.