Senior Geochemist & Exploration Lead

Placements24; Willows (CA); On-site; USD 122,000 - 213,000; Full time

Benefits offered by this job

Relocation assistance

Laboratory access to cutting-edge labs

Exposure to international mining proj.

Generous annual leave & retirement sav

Job summary

Placements24 is seeking a Principal Geochemist to lead advanced geological research and exploration strategies in Welkom, Free State. You will supervise geochemical sampling, interpretation of complex data, and development of analytical methods to support mining operations and environmental compliance.

The role requires extensive experience with ICP-MS, XRF, GC-MS and proficiency in ioGAS, ArcGIS, and R. Leadership of a multidisciplinary team and clear communication to stakeholders are essential.

Qualifications

• Ph.D. in Geochemistry, Geology, Chemistry, or related Earth Science.
• 8–10 years of progressive applied geochemistry experience in mineral exploration or mining.
• Hands-on experience with ICP-MS, XRF, GC-MS.
• Proficiency with ioGAS, ArcGIS, and R for data processing and modeling.
• Strong leadership, supervisory skills, and excellent written/verbal communication.
• Authorized to work in Welkom, Free State, ZA.

Responsibilities

• Lead geochemical exploration and resource evaluation programs.
• Oversee sampling and analysis of rocks, soils, water, and gases with ICP-MS, XRF, GC-MS.
• Interpret geochemical data to delineate ore bodies and assess mineralization.
• Develop validated analytical methods ensuring data accuracy and reliability.
• Conduct geochemical modeling of fluid-rock interactions and environmental fate.
• Provide geochemical input for mine planning, estimation, and closure.
• Collaborate with geologists, engineers, and environmental scientists.
• Mentor junior geochemists and lab technicians.
• Prepare technical reports and present findings to management.

Skills

Leadership qualities

Analytical skills

Communication skills

Supervisory experience

Education

Ph.D. in Geochemistry, Geology, Chemistry, or related Earth Science

Tools

ICP-MS

XRF

GC-MS

ioGAS

ArcGIS

R

Job description

Placements24 is seeking a Principal Geochemist to lead advanced geological research and exploration strategies in Welkom, Free State. You will supervise geochemical sampling, interpretation of complex data, and development of analytical methods to support mining operations and environmental compliance.

The role requires extensive experience with ICP-MS, XRF, GC-MS and proficiency in ioGAS, ArcGIS, and R. Leadership of a multidisciplinary team and clear communication to stakeholders are essential.