Development Supervisor

Thyssen Mining is currently seeking experienced Development Supervisors for a FIFO camp position in Ontario working on a 14 day in 14 day our rotation. Position Summary The Underground Development Supervisor is responsible for leading and coordinating underground mine development activities in accordance with the Ontario Mining Act, OHSA, and site-specific policies and procedures. This role ensures safe, productive, and cost-effective advancement of underground development headings while providing strong leadership to crews and contractors. Key Responsibilities * Supervise daily underground development activities including drilling, blasting, mucking, ground support, and installation of services * Ensure compliance with the Ontario Mining Act, Occupational Health and Safety Act (OHSA), and all site safety standards * Lead pre-shift safety meetings, workplace inspections, and Job Hazard Analyses (JHAs) * Coordinate personnel, equipment, and materials to meet development and production targets * Monitor ground conditions and ensure proper installation and quality of ground support * Communicate daily progress, issues, and priorities to mine management and technical teams * Collaborate with engineering, geology, maintenance, and ventilation departments * Investigate incidents, near misses, and unsafe conditions; implement corrective actions * Support training, coaching, and performance management of underground employees * Participate in short-range planning and continuous improvement initiatives Qualifications & Experience * Minimum 5–10 years of underground mining experience, with a strong background in development * Previous supervisory or lead-hand experience in an underground environment preferred * Proven knowledge of underground development methods, equipment, and ground support practices * Strong understanding of Ontario mining regulations and safety requirements * Previous experience in "Mechanized Development" Education & Certifications * Post-secondary education in Mining Engineering Technology or a related discipline is an asset * Ontario Common Core – Underground Hard Rock Mining Modules, including Supervisor modules * Valid First Aid / CPR certification * Blasting certification or experience working with explosives (asset) Skills & Competencies * Demonstrated safety leadership and hazard recognition skills * Ability to lead by example and coach and mentor new employees as required. * Strong communication and team leadership abilities * Ability to manage priorities in a dynamic underground environment * Strong organizational, reporting, and problem-solving skills * Competency with production reporting and mine tracking systems Work Conditions * Underground work environment in all mining conditions * Rotational schedules may include days, nights, weekends, and extended shifts * Physically demanding role requiring compliance with site medical and fitness standards Why Join Us * Competitive compensation $27/hr plus production bonus, medical and dental on day one, and $4/hr RRSP * Stable employment at an established Ontario mining operation * Opportunities for career advancement and professional development * Strong safety culture and collaborative team environment How to Apply Qualified candidates are encouraged to submit a resume highlighting underground development and supervisory experience.

Lead and coordinate underground mine development activities including drilling, blasting, and ground support in compliance with safety regulations. Supervise crews and contractors to ensure productive and cost-effective advancement of development headings.

Requires 5-10 years of underground mining experience with a strong background in development and supervisory experience. Must possess Ontario Common Core certifications and a valid First Aid/CPR certification.

• Production Bonus • Medical Insurance • Dental Insurance • RRSP Contribution

Identified from the job description. Confirm important requirements above.

• Underground Mine Development
• Safety Leadership
• Drilling
• Blasting
• Mucking
• Ground Support
• Hazard Recognition
• Team Leadership
• Production Reporting
• Problem Solving
• Mechanized Development
• Personnel Coordination
• Incident Investigation
• Performance Management
• Short-range Planning
• Communication
• Mine Management
• Supervision
• Blasters License
• Cardiopulmonary Resuscitation (CPR) Certification
• First Aid Certification
• Planning
• Common Core Standards
• Continuous Improvement Process
• Occupational Safety And Health
• Engineering Geology
• Leadership
• Job Safety Analysis
• Mining Engineering
• Safety Standards
• Coaching
• Safety Culture
• Coordinating
• Underground Mining

• Engineering
• Management & Leadership
• Trades
• Security & Safety
• Development Supervisor
• Mining Supervisor
• Mining Supervisors
• First-Line Supervisors of Construction Trades and Extraction Workers

Minimum education

Professional degree

Minimum experience

5+ years

Posting language

English

Working hours

40 hours per week