Construction Miner Rotational Schedule: 14/14, 11.5 hr shifts Wage: $70 - $74 per hour Shift Boss Cementation is a leading underground mine contracting and engineering company-we design and build mines, safely. Our team specializes in delivering design-build solutions for technically complex projects, with a strong track record in world-class shaft sinking and mine development. We foster a culture where respect is foundational, innovation is encouraged, and safety is never compromised.

Reporting to the Shift Boss, the Construction Miner is a skilled underground tradesperson responsible for building, installing, and maintaining the infrastructure that keeps a modern mine running safely and efficiently. Working as part of a coordinated crew, the incumbent performs a broad range of underground construction tasks, including ground support installation, shotcrete application, concrete work, mine services, and ventilation infrastructure, in accordance with the Cementation Safety Management System (CSMS), approved standard work procedures, project specifications, and all applicable legislation.

The Construction

Miner contributes directly to Cementation's reputation for quality workmanship and industry-leading safety performance. The role calls for versatility, sound judgment, pride in a job done right, and a genuine commitment to the safety of every member of the crew.

Underground

Construction & Infrastructure Construct, install, and maintain underground infrastructure to design and specification, including ore and waste handling systems, conveyors, overhead cranes, underground shops, bulkheads, ventilation walls and doors, refuge stations, dams, sumps, and storage bays Apply shotcrete and perform concrete and cement work, including forming, placing, and finishing. Install, extend, and maintain mine services, including compressed air, water, and dewatering/pumping systems, piping, and associated fittings. Install and advance ventilation ducting and auxiliary fan installations to maintain effective airflow to the workplace.

Perform cutting and burning, rigging, hoisting, and material handling in support of construction activities. Read, interpret, and build to civil and construction drawings, standard work procedures, and project specifications.

Ground

Control & Workplace Examination Conduct a thorough examination of the workplace at the start of each shift and continuously as work progresses, checking ground conditions, services, and access before work begins. Scale loose ground and install ground support, including bolts, screen, and strapping, in accordance with the site ground control management plan. Operate hand-held pneumatic drills,



including jacklegs and stopers, for ground support and construction drilling.

Rehabilitate existing headings, excavations, and infrastructure as directed. Provide leadership and oversight of all project cost control activities. Ensure the integrity of project budgets, forecasts, and cost reports.

Review and approve cost reports, forecasts, and trend analyses prior to internal and client submission. Lead cost variance analysis and ensure timely identification, validation, and escalation of cost risks and opportunities. Ensure cost forecasts accurately reflect scope changes, productivity performance, schedule impacts, and commercial risks.

Support the Project Manager in cost‑related decision‑making and executive reporting. Operate rubber-tired underground mobile equipment as trained and authorized, which may include LHD units, scissor lifts, boom trucks, shotcrete sprayers and transmixers, and other support vehicles. Complete documented pre-operational inspections on all equipment prior to use, and ensure equipment remains adequately supplied with operating consumables throughout the shift.

Remove from service and immediately report to the Shift Boss any equipment that is damaged, defective, or has an inoperative protection system; Work in full compliance with the Occupational Health and Safety Act (OHSA), Ontario Regulation 854 (Mines and Mining Plants) or the applicable provincial or territorial equivalent, the CSMS, and all site- and client-specific requirements. Complete pre-task hazard assessments (JHAs) and workplace inspections, and promptly report all hazards, near misses, and unsafe acts or conditions to the Shift Boss. Actively participate in the safety program, including toolbox talks, safety meetings, workplace inspections, and incident investigations as required.

Correctly use, inspect, and maintain all personal protective equipment required for the work. Apply WHMIS knowledge in the handling of controlled products and know how to locate and use Safety Data Sheets (SDS). Maintain a high standard of housekeeping in the workplace at all times.

Work closely and cooperatively with crew members to safely deliver the shift lineup, maintaining the coordination and mutual support that quality underground construction demands.



Communicate workplace conditions, work progress, and outstanding issues clearly to the Shift Boss and oncoming crew at shift change. Support and mentor less experienced crew members in safe work practices and quality workmanship.

Treat all co-workers, clients, and community members with respect, including respect for cultural differences across Cementation's diverse project locations. Work is performed underground in physically demanding conditions that may include confined spaces, work at heights, variable temperatures, humidity, and noise. Positions are based at project sites that may be remote, with rotational schedules and camp accommodations depending on the project.

The incumbent must be able to meet all site access, medical surveillance, and respirator fit-testing requirements. works under the direction of the Shift Boss as part of the construction crew.

Ontario Underground Hard Rock Miner Common

Core with specialty modules relevant to underground construction, or the applicable provincial or territorial equivalent. Minimum 2 years of underground mining or underground construction experience. Demonstrated ability to read and interpret construction drawings, civil prints, and standard work procedures.

A solid personal safety record and a demonstrated commitment to safe work practices. Preferred / Considered a Strong Asset Additional Common Core specialty modules, including shotcrete application, concrete work, or equipment operation. Trade skills such as carpentry, pipefitting, welding, or cutting and burning.

Rigging and hoisting training, and overhead crane operator certification or equivalent documented training. Previous experience with an underground mining contractor on development or construction projects.

Experience working at remote or fly-in/fly-out project sites. Working knowledge of the mining industry and of the OHSA and applicable mining regulations as they relate to the workplace. Versatile and adaptable, with the ability to move between construction tasks as project priorities change.

Able to work efficiently both independently and as part of a team in a dynamic underground environment. Strong communication skills, with the ability to give and receive clear direction in a production setting. Solid work ethic, positive attitude, and pride in delivering quality workmanship safely.

Please note that to be considered, you must be a Canadian citizen or have written authorization to work in Canada under federal immigration requirements and currently be residing in Canada. Our Commitment to Diversity, Equity, and Inclusion Continue your education and training. #

📌 Construction & Development Miners (Dubreuilville)
🏢 Cementation Americas
📍 Dubreuilville