Grade Control Operations Assistant

Quest Exploration Drilling (Philippines), Inc.; Aroroy; On-site; PHP 480,000 - 720,000; Full time

Job summary

Quest Exploration Drilling (Philippines), Inc. seeks a field technician with geology and sampling experience to support our open-pit operations in Masbate.

You will handle drill samples, assist in mapping, monitor ore blending, and uphold strict QA/QC and HSE standards. This role requires endurance for 12-hour shifts and a clean medical clearance.

Qualifications

• Must have high school completion; college level preferred.
• Possession of valid safety training diplomas or certificates is highly preferred.
• At least three years of direct operational experience in industrial mining geology or open-pit mining.

Responsibilities

• Monitor grade control drilling activities and ensure QA/QC compliance.
• Collect, label, transport, and manage drill samples with proper hole identification.
• Support ore mining operations through geological mapping and boundary marking.
• Monitor ROM stockpiling, truck movements, and ore blending for mill-feed accuracy.
• Prepare samples through crushing, splitting, drying, pulverizing, and homogenization.
• Operate drilling support equipment safely and maintain cleanliness to prevent contamination.
• Comply with HSE requirements, including SLAM, HIRA, PPE usage, and environmental protection.
• Report safety hazards and non-compliances to supervisors promptly.

Skills

Geological sampling

QA/QC procedures

Safety compliance

Field logistics

Education

High school diploma or college level

Safety training diplomas or certificates

Job description

KEY RESPONSIBILITIES:

• Monitor grade control drilling activities, ensuring compliance with technical specifications, accurate sampling, and QA/QC procedures.

• Collect, label, transport, and manage drill samples while ensuring proper hole identification and backfilling.

• Support ore mining operations through geological mapping, ore and waste identification, boundary marking, and haul truck movement monitoring to prevent misrouting and cross-contamination.

• Monitor ROM stockpiling, truck dumping sequences, loader movements, and ore blending compliance to ensure accurate mill-feed preparation.

• Receive, reconcile, prepare, crush, split, dry, pulverize, and homogenize drill and ore samples for laboratory analysis.

• Operate drilling support and sample preparation equipment safely while maintaining proper housekeeping and contamination control.

• Comply with all Health, Safety, and Environmental (HSE) requirements, including SLAM assessments, HIRA, proper PPE usage, environmental protection, and fitness-for-work policies.

• Identify, document, and promptly report safety hazards, operational discrepancies, environmental incidents, and non-compliance to the appropriate supervisors.

QUALIFICATIONS:

• Education: Minimum of high school completion and preferably, college level attainment. Possession of valid safety training diplomas or certificates is highly preferred.

• Medical & Experience: At least three (3) years of direct operational experience in industrial mining geology, open-pit mining, or heavy field sampling environments.

• Physical Requirements: Must be 100% physically fit to perform intensive manual labor, including walking constantly over uneven ground, high pit faces, blast heaves, and ramps throughout a 12-hour shift. Personnel must possess a clean medical clearance with absolutely no history of chronic back pain, musculoskeletal injuries, or handicaps, enabling them to lift and haul 25kg sample bags repeatedly.

• Training & Certification: All deployed staff must complete nine (9) core geological operational modules within six (6) months of deployment and attend all scheduled refresher sessions.