Location
timmins
Job Type
Full-time
Posted
June 15, 2026
Job Description
Join Dumas as a Lead Development Miner and operate a Jumbo drill effectively. This role emphasizes safety and leadership in underground mining operations while working 12-hour shifts on a 14/14 rotation.
As a Lead Development Miner, you will guide a development crew and ensure advancement in underground headings according to mining plans. Your expertise will involve drilling, blasting, ground support installation, and maintaining safety protocols at all times. With at least three years of Jumbo drill experience, you will play a pivotal role in achieving production targets while upholding Dumas' high safety standards.
Key Responsibilities:
• Operate Jumbo drill according to mining plans
• Lead and motivate a development crew daily
• Maintain underground installations as face advances
• Organize muck removal for clean work areas
• Ensure compliance with site safety protocols
Requirements:
• 3 years of Jumbo drill operating experience
• Underground Hard Rock ...
As a Lead Development Miner, you will guide a development crew and ensure advancement in underground headings according to mining plans. Your expertise will involve drilling, blasting, ground support installation, and maintaining safety protocols at all times. With at least three years of Jumbo drill experience, you will play a pivotal role in achieving production targets while upholding Dumas' high safety standards.
Key Responsibilities:
• Operate Jumbo drill according to mining plans
• Lead and motivate a development crew daily
• Maintain underground installations as face advances
• Organize muck removal for clean work areas
• Ensure compliance with site safety protocols
Requirements:
• 3 years of Jumbo drill operating experience
• Underground Hard Rock ...
Ready to Apply?
Submit your application for Lead Development Miner at Dumas at Dumas Contracting Ltd.
Apply Now