Diamond Drillers

About the Role

Caliberly is seeking experienced Diamond Drillers to join their team in Riyadh. This full-time role involves the safe operation and maintenance of diamond core drilling rigs, with a focus on achieving high core recovery and maintaining accurate drilling records. The Diamond Driller will also guide work crews at the site.

Key Responsibilities

• 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, achieving target depths and core recovery.
• Control drilling angles and azimuth (AZ) based on 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 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.

Qualifications and Experience

• 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.

Required Skills

• 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.

Work Environment

This role is based in Riyadh and requires the ability to work in remote locations on a rotational schedule. The position is full-time, and salary details will be discussed during the interview process.

Application Process

Candidates who meet the above requirements are encouraged to apply. Further details regarding the role and company will be provided to shortlisted applicants.