About the Role
Envirotech Geothermal Drilling Corp. is looking for a highly skilled and safety-conscious Lead Driller to join our team. This specialized role requires expert-level operation of our GTD Desco GTD-60DD dual rotary rig to support our expanding geothermal projects.
You will be responsible for leading a crew through complex drilling environments, ensuring that boreholes are completed and loops are installed to the highest industry standards. If you are a technical expert in casing advancement and fluid management, we want you on our team.
Key Responsibilities
- Rig Operation: Safely and efficiently operate the GTD-60DD dual rotary rig, utilizing its double-head system for casing advancement and borehole stability.
- Geothermal Loop Installations: Lead the full lifecycle of loop installation, including:
- Sizing and preparing U-bend or double U-bend HDPE heat exchangers.
- Managing the insertion of loops to design depth within the casing or open hole.
- Executing precision pressure testing to ensure loop integrity before and after installation.
- Overseeing the tremie-grouting process using high-solids bentonite or thermally enhanced grout to ensure 100% encapsulation.
- Drilling Methodology: Execute drilling programs using Dual Rotary and Mud Rotary techniques, adapting fluid weights and viscosity to manage loss of circulation or formation instability.
- Casing: Manage the installation and removal of overburden casing
- Geothermal Loop Installations: Lead the full lifecycle of loop installation, including:
- Sizing and preparing U-bend or double U-bend HDPE heat exchangers.
- Managing the insertion of loops to design depth within the casing or open hole.
- Executing precision pressure testing to ensure loop integrity before and after installation.
- Overseeing the tremie-grouting process using high-solids bentonite or thermally enhanced grout to ensure 100% encapsulation.
- Maintenance: Perform daily inspections, routine maintenance, and field troubleshooting of the rig, mud pumps, and grout plants.
- Leadership: Supervise and mentor drill helpers, ensuring all site activities adhere to strict Health, Safety, and Environmental (HSE) protocols.
- Documentation: Maintain accurate daily logs, tracking footage, geological formation changes, and detailed records of grout volumes and loop depths.
Qualifications & Skills
- Experience: Minimum 3–5 years of lead driller experience, specifically with Dual Rotary and Mud Rotary applications.
- Certification: Valid Earth Loop Technician (ELT) Ticket (Journeyperson Water Well Driller - Earth Loop Technician). (Preferred but not required.)
- Technical Knowledge: Proven experience operating GTD Desco or similar double-head rigs.
- Geothermal Expertise: Solid understanding of geothermal field design and the nuances of loop installation in both overburden and bedrock.
- Licensing: Valid Class 5 Driver’s License (Class 1 or 3 with Q-Endorsement preferred).
- Physical Fitness: Capability to work long hours outdoors in varying weather conditions and lift heavy materials regularly.
Why Join Envirotech?
- Advanced Fleet: Work with specialized equipment like the GTD-60DD, built for high-torque geothermal applications.
- Competitive Pay: Top-tier hourly rates depending on experience, plus overtime and project bonuses.
- Career Growth: Join a leader in the green energy sector with a stable, long-term project pipeline across Western Canada.
Pay: $40.00-$50.00 per hour
Work Location: In person
