Grade Control Technician

About the role

The Grade Control Technician supports the mine geology team on the OKO West project by collecting, logging, sampling and managing grade control data so that ore and waste can be accurately delineated and extracted. The role helps maximise gold recovery, minimise dilution and keep the operation in line with the mine plan. It is based in the Georgetown office (14 days on, 7 off) with 5 days on, 2 days off in Bartica.

Key responsibilities

• Assist with grade control drilling programs (RC, blast hole or auger drilling).
• Collect, label and prepare drill chip and blast hole samples, and log them for lithology, alteration, mineralisation and structure.
• Run routine sample quality control checks such as duplicates, blanks and standards.
• Record geological and sampling data in field logs and digital databases, and upload and validate data in geological software such as Surpac, Datamine or Vulcan.
• Help prepare daily, weekly and monthly grade control reports and keep sample tracking and chain-of-custody records.
• Liaise with mining, drilling and blasting teams, assist with pit mapping and face sampling, and mark ore blocks, boundaries and stockpiles.
• Follow site HSE policies, wear PPE in production areas and report hazards and incidents.

Required profile

• Diploma or certificate in Geology, Mining or a related technical field (preferred).
• Ability to work in a field environment and follow safe work practices.