Your project. Our expertise. Common ground. | A STRACON Group Company
Toronto, Ontario
Dumas is a leading full-service underground mining contractor providing services to clients throughout the Americas. From concept to completion, our services cover the complete project lifecycle. This includes site development and infrastructure, mine construction, production mining and specialty engineering services. With an extensive fleet of high quality production equipment, Dumas can meet the demands of any project in any location. Underpinning our success is the commitment and expertise of our greatest asset - people. We pride ourselves on an ability to find the common ground in all our relationships: with our clients, partners and suppliers, employees, and government and community groups. That is why we position our company on a message of "Your project. Our expertise. Common ground." Dumas is part of STRACON Group, a leading provider of specialty mining services throughout North, Central, and South America. Our operating companies leverage state-of-the-art processes and technology to enhance outcomes at every stage of the mining life cycle for open pit and underground mines. We are a key component of the mining industry´s contribution to the global energy transition. With corporate offices in Lima, Santiago, and Toronto, STRACON Group is perfectly positioned to serve as a strategic partner to mining clients across the Americas. Our operating companies include STRACON S.A., Dumas, STRACON Tech, AMECO South America, and STRACON Engineering.
On-site · Timmins
The intern will support business development by maintaining CRM data, tracking KPIs, and assisting with proposal preparation. They will also foster community and Indigenous partnerships while contributing to marketing strategies and internal communications.
On-site
Operate jumbo drills to perform accurate development drilling and install ground support according to site specifications. Ensure compliance with safety protocols and conduct routine equipment maintenance to meet production targets.
On-site
Operate MacLean bolting equipment to install primary and secondary ground support in underground development headings. Ensure compliance with safety protocols and conduct routine maintenance on equipment.
Hybrid · Timmins
The Buyer is responsible for sourcing and purchasing materials, equipment, and supplies while ensuring cost-effectiveness and adherence to company policies. They will manage vendor relationships, negotiate contracts, and coordinate with internal departments to meet operational demands.
On-site
The Lead Development Miner operates a Jumbo drill to advance underground headings while leading a crew to ensure safe and productive results. Responsibilities include drilling, blasting, installing ground support, and maintaining compliance with safety and environmental protocols.
On-site
The Engineer in Training will support project controls by managing project schedules, budgets, and financial forecasts while ensuring accurate data collection for business intelligence. They will also engage in contract management and collaborate with site leadership to monitor key performance indicators and project metrics.
On-site · Timmins
The Purchasing Manager is responsible for the tactical procurement of commodities, equipment, and services while maintaining strategic relationships with suppliers. They coordinate with warehouse and site supervisors to manage inventory levels and oversee the full procurement lifecycle including contract administration.
Hybrid · Toronto
The Legal Counsel will provide comprehensive legal support across corporate, commercial, governance, and employment matters for operations in the Americas. This role involves drafting and negotiating complex agreements while collaborating with executive leadership and external counsel to mitigate operational risks.
On-site
The Raise Miner is responsible for developing vertical or inclined openings and installing critical infrastructure such as ventilation systems, manways, and utility services. They must ensure safe access, proper airflow, and operational efficiency while adhering to safety protocols and environmental regulations.
Hybrid · Toronto
The Tax Specialist is responsible for preparing tax compliance, managing tax audits, and developing the company's overall tax strategy. They will handle indirect tax obligations, annual T2 returns, and provide tax advisory support for operations.
On-site · Timmins
The role involves promoting a strong safety culture and ensuring compliance with health, safety, and environmental regulations. Key duties include coordinating site orientations, conducting incident investigations, and training underground equipment operators.
On-site · Timmins
Provide accurate surveying support for underground development, construction, and production activities. Maintain project blueprints and survey records while communicating data effectively to operations personnel.
On-site
Perform underground development activities such as drilling, blasting, scaling, and installing ground support. Operate and maintain mining equipment while ensuring compliance with safety protocols and environmental regulations.
On-site · Timmins
Lead a development crew and operate a Jumbo drill to advance underground headings safely and efficiently. Responsibilities include drilling, blasting, installing ground support, and ensuring adherence to mine plans and safety protocols.
On-site · Timmins
Maintain and repair a fleet of heavy underground mining equipment to ensure operational reliability and minimize downtime. Perform diagnostics, preventive maintenance, and root cause analysis while adhering to strict safety protocols.
On-site · Timmins
Perform underground development activities including drilling, blasting, scaling, and installing ground support. Operate and maintain heavy mining equipment while ensuring strict compliance with safety and environmental regulations.
On-site · Timmins
Operate manual and remote-controlled scoop trams to move blasted rock in an underground mining environment. Ensure production targets are met while adhering to strict safety and environmental protocols.
On-site · Timmins
Operate MacLean bolting equipment to install primary and secondary ground support in underground development headings. Ensure site safety by conducting pre-operational checks and adhering to strict safety and environmental protocols.
