Senior Geologist - On-Site Mining & Resource Modeling

Placements24; Benoni; On-site; ZAR 900,000 - 1,500,000; Full time

Benefits offered by this job

Performance-based bonuses

Medical aid scheme

Retirement fund benefits

Career advancement opportunities

Training and development programs

Job summary

Placements24 is seeking a Senior Geologist to join our mining client in Benoni, Gauteng. The candidate will provide expert geological input to optimize operations, lead core logging, and develop 3D models for resource estimation.

The role requires 8+ years in economic or mining geology, postgraduate qualifications in geology, and proficiency with Leapfrog, Vulcan or Surpac. On-site work with potential supervision of junior staff is included.

Qualifications

• Requires a postgraduate geology degree (BSc Hons or MSc).
• Minimum 8 years in economic/mining geology or exploration.
• Proficiency with geological modelling software (Leapfrog, Vulcan, Surpac).
• Strong understanding of ore bodies, structural geology and mining methods.
• Experience logging drill core, interpreting assays, and estimating resources.
• Excellent communication and data management skills.

Responsibilities

• Conduct detailed geological mapping and structural analysis of ore bodies.
• Log and interpret diamond drill core for grade control and resource modeling.
• Develop and maintain 3D geological models using specialized software.
• Estimate mineral resources following industry standards (JORC, SAMREC).
• Collaborate with mine planning engineers to optimize designs and production.
• Assist exploration planning to identify new resources.
• Perform geotechnical assessments for mine stability.
• Supervise and mentor junior geologists and field technicians.
• Ensure geological data management systems are accurate and up to date.
• Contribute to safety protocols related to geological hazards.

Skills

Analytical thinking

Problem solving

Written & verbal communication

Underground environment suitability

Education

BSc (Hons) or MSc in Geology

Tools

Leapfrog

Vulcan

Surpac

Job description

Placements24 is seeking a Senior Geologist to join our mining client in Benoni, Gauteng. The candidate will provide expert geological input to optimize operations, lead core logging, and develop 3D models for resource estimation.

The role requires 8+ years in economic or mining geology, postgraduate qualifications in geology, and proficiency with Leapfrog, Vulcan or Surpac. On-site work with potential supervision of junior staff is included.