Longhole Driller (Underground)

Elevate your career with one of North America's leading underground mining contractors. DMC Mining Services has set the standard in the mining industry, providing top-notch services from shaft sinking and raise boring to complete mine development and operation. We're looking for dedicated professionals to join our team and contribute to our legacy of excellence, safety, and innovation. If you're passionate about making a difference and eager to work on challenging, impactful projects, we want to hear from you!
Our core values: Zero Harm, Teamwork, Results Driven, Courage and Accountability.

Summary:

DMC is currently looking for a Longhole Driller (Underground), to join our team on a fulltime contrat basis, based on our project sites in Ontario. The Longhole Driller & Blaster is responsible for executing safe and efficient longhole (production) drilling and blasting operations in an underground mine. This includes preparing, drilling, loading, and blasting holes for ore extraction using Stopemaster and Stopemate drill rigs, while following engineering plans, site safety procedures, and productivity targets.

Responsibilities:

• Conduct pre-operational inspections of equipment and assess ground conditions and work area safety.
• Review and interpret engineered drill layouts and ensure accurate hole placement and orientation.
• Operate Stopemaster and Stopemate rigs to drill production holes, drop raises, and slot raises to designated depths and angles.
• Clean and flush drilled holes in preparation for loading.
• Load blast holes with explosives and accessories in accordance with regulatory standards and company policies.
• Initiate blasts following safe work protocols and site-specific blasting procedures.
• Perform post-blast inspections, assess results, and document outcomes.
• Complete shift reports, drill logs, and records of deviations or abnormalities encountered.
• Communicate effectively with cross-functional teams including technical services, surveyors, supervisors, and other underground personnel.
• Maintain clean and organized work areas, and ensure compliance with site housekeeping standards.
• Identify and report mechanical or operational issues to maintenance teams for prompt resolution.
• Follow all health, safety, and environmental protocols including ventilation, PPE usage, and emergency response procedures.

Qualifications:

• Minimum high school diploma or equivalent.
• Minimum 2–5 years of underground drilling experience with Stopemaster and/or Stopemate rigs.
• Completion of relevant Ontario Underground Common Core modules (e.g., U0000–U0012 and U0090/U0070).
• Blasting certification as per provincial regulations (Ontario surface/underground blasting license).
• Strong mechanical aptitude and experience working with hydraulic drilling systems.
• Ability to read and interpret drilling layouts, prints, and technical instructions.
• Physically fit and capable of working in challenging underground environments.
• Valid driver’s license and ability to work rotational shifts.

At DMC, we are dedicated to fostering an inclusive workplace where innovation thrives, and every team member is valued. We believe in investing in our employees' growth and well-being, offering competitive benefits, continuous learning opportunities, and a supportive culture that empowers you to achieve your best.
Join us and be part of a dynamic team where your contributions truly make a difference!

**No external recruiters, Please.

**The description is for the purpose of information only, and reflects the general duties considered to describe the principle functions of the job and shall not be construed as a detailed job description of all work requirements that may be inherent in the job. It is understood that the terms or conditions of the job are subject to change as may be deemed necessary by the Company to maintain a safe and efficient operation.

As part of our commitment to ensuring our employment practices are fair, accessible, and inclusive of persons with disabilities, please note that accommodations are available, upon request, throughout the recruitment and assessment process for any applicants with disabilities.

DMC Mining is an equal opportunity employer. We thank all candidates for applying, however only the candidates selected will be contacted.