Principal Geologist

The Principal Geologist provides technical leadership across Grade Control, Mine Exploration, and Mineral Resources, working in close collaboration with Mine Engineering, Drill & Blast, and Operations. The Principal Geologist ensures full compliance with RGM Health, Safety, and Environmental (HSE) standards and plays a key role in expanding Rosebel’s resources and reserves through effective grade control, near-mine exploration, and geological modeling.

Key Responsibilities:

1. Ore / Grade Control

• Provide technical leadership to the Grade Control team for RC and blast hole sampling.
• Optimize ore/waste delineation and minimize dilution through best mining practices.
• Review blast patterns and ore control models (packet modeling).
• Validate end-of-month Mine and Mill production figures.
• Lead monthly reconciliation reviews and interpretation of results.
• Conduct annual reviews of production block model parameters, including variography and capping.
• Maintain continuous coordination with Drill & Blast, Mine Operations, and Mine Engineering teams.

2. Mine Exploration

• Provide technical oversight of data collection, logging, and geological interpretation.
• Develop and review a rolling 5-year near-mine exploration strategy to support resource expansion.
• Review and approve near-mine drilling campaigns, including infill and expansion drilling.
• Ensure QA/QC standards are applied and validated prior to geological and resource modeling.

3. Mineral Resource Modeling

• Ensure timely delivery of drilling data, geological models, and resource models to meet corporate deadlines.
• Review, validate, and approve geological models developed on site.
• Review and validate resource models and official reserve statements, whether produced internally or by consultants.
• Maintain close collaboration with short- and long-term mine planning teams to incorporate new geological results into mine designs.

4. Leadership, Budget & Compliance

• Ensure all departmental and contractor activities comply with RGM Health & Safety policies and standards.
• Demonstrate visible and proactive HSE leadership.
• Prepare annual departmental budgets and provide quarterly forecasts.
• Monitor departmental expenditure and ensure costs remain within approved budgets.
• Lead technical training programs to build local workforce capability.
• Develop and implement succession plans for critical technical and leadership roles within the department.

Job requirements

The ideal candidate will have:

• Bachelor's degree in Geology, Geosciences or related field
• Registered (or ability to obtain registration) within an appropriate professional organization
• Minimum 10 years’ experience in Mining Operations, Exploration, and Resource modeling.
• Good knowledge of the following software: Excel, Access, Leapfrog and Minesight.
• Willingness to work in Brokopondo and Paramaribo on a rotational schedule of 14 days of work followed by 7 days break
• A copy ID & a valid proof of good conduct “Bewijs goedgedrag”
• Good communication and interpersonal skills in English.