Supervisor, Underground Operations

Greater Sudbury, Canada | Posted on 08/21/2026

Magna Mining Inc. is a Sudbury-focused, base metal exploration and development company.

Magna Mining’s key objective is to become the next nickel and copper producing company in Canada by executing a growth strategy that is focused exclusively on the historic nickel producing district of Sudbury, ON.

We intend to achieve this objective via the creation of a Sudbury focused, hub and spoke production model, with our existing Shakespeare project as the hub. The path to the creation of a significant new battery metals producing Canadian company is to execute a long term, multi-faceted growth strategy.

The Supervisor, Underground Operations is responsible for delivering sustainable and reliable mine operations for Levack Mine. This includes supervising underground crews,managing resources, and promoting a safety-first culture.

All Magna Mining team members are expected to work collaboratively with others, lead the way in health and safety, act with honesty, integrity, and foster an entrepreneurial spirit in pursuit of excellence.

Responsibilities:

• Supervise day-to-day underground mining activities including drilling, blasting, mucking, and ground support installation.
• Monitor compliance withmine plans, production targets, and safety standards.
• Ensure safe work practices are followed and that all workers comply with regulatory and company policies (OHSA, MTCU, WSIB, etc.).
• Conduct daily pre-shift safety meetings, inspections, and workplace exams.
• Assign tasks to crew members based on skills, qualifications, and production priorities.
• Report and investigate incidents, near misses, and hazards. Implement corrective actions.
• Coordinate maintenance and use of underground mobile equipment and tools.
• Maintain accurate recordsof shift activities, production data, equipment use, and timekeeping.
• Communicate effectively with technical services, maintenance, and surface operations teams.
• Train, mentor, and evaluate underground personnel and apprentices.
• Promote a proactive safety culture across all underground operations and lead by example.
• Conduct and participate in safety audits, inspections, incident investigations, and emergency response drills.
• Control operational costsand labor efficiency.

Qualifications:

Formal Education, Certifications or Equivalents

• Grade 12 education or equivalent.
• Post-secondary education in a mining related field is considered anasset.
• 7 ormore years of mine operations experience.
• 2 ormore years of experience in a leadership role.
• Excellent leadership, communication and organization skills.
• Sound knowledge of underground mining methods.
• Familiarity with mining regulations, occupational health and safety practices and emergency response.
• Proven ability to successfully lead teams in a dynamic and physically demanding environment.
• Established analytical and problem-solving skills.

At Magna Mining Inc. we believe supporting our people is essential to our success. We offer a competitive salary, comprehensive benefits, RRSP contribution opportunities, and access to employee and family assistance programs to support your well-being and long-term success.

Minimum Salary: $

Magna Mining Inc. is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

We thank all applicants for their interest in Magna Mining. Due to the competitive nature of our recruitment process and the high volume of applications received, only those selected for further consideration will be contacted.