Diamond Drillers

Job Title: Diamond Driller

Department: APC Mining

Section: Exploration – Mining & Geotechnical Drilling

Reporting To: Operations Supervisor

Job Purpose: Responsible for the safe operation and maintenance of diamond core drilling rigs, achieving high core recovery, maintaining accurate drilling records, and guiding work crews at the site.

• Operate and maintain diamond core drilling rigs safely and efficiently.
• Ensure high-quality core recovery and accurate sampling.
• Apply knowledge of drilling fluids, downhole tools, and core handling techniques.
• Operate drilling equipment according to project specifications and achieve target depths and core recovery.
• Control drilling angles and azimuth (AZ) according to geological requirements.
• Manage drilling fluids under varying soil and rock conditions.
• Monitor drilling progress, penetration rates, and ground conditions.
• Handle core barrels and retrieve core samples with maximum recovery.
• Label, store, and protect core samples to maintain their quality and integrity.
• Record drilling depth, core recovery percentages, and lithological observations accurately.
• Identify and resolve common drilling issues, including stuck rods, water loss, loose ground, and unstable formations.
• Maintain daily drilling logs, core recovery records, shift reports, and technical documentation.
• Communicate drilling progress and operational issues to supervisors and geologists.
• Follow company policies, standard operating procedures, and site-specific HSE requirements.
• Ensure proper use of personal protective equipment (PPE) and compliance with safety standards.
• Participate in incident investigations and follow emergency procedures when required.
• Support continuous improvement, cost reduction, and productivity initiatives.
• Work effectively with field engineers, supervisors, and drilling offsiders.

• High school diploma or equivalent.
• 5–7 years of proven experience in diamond core drilling operations.
• Strong knowledge of drilling fluids, downhole tools, and sampling techniques.
• Ability to work in remote locations under rotation schedules.
• Basic English reading and writing skills for following instructions and completing technical reports.
• Strong commitment to safety, accuracy, and professionalism.

• Strong teamwork and communication skills.
• Problem-solving abilities.
• Physical fitness to handle demanding field conditions.
• Ability to adapt to remote locations, rotation schedules, and extended working hours.
• Positive work attitude and accountability.

• High-exposure working environment.
• High level of physical or mental injury risk.
• Must comply with site safety regulations and client defensive driving requirements, including relevant training.

Reporting Relationship: Operations Supervisor

Supervisory Responsibility: None

Note:

This job description is not exhaustive. Additional job-related duties may be assigned as required.