Mine Geologist Job Vacancy at Williamson Diamonds Limited

Mine Geologist Job Vacancy at Williamson Diamonds Limited

Position: Mine Geologist

About Williamson Diamonds Limited

Williamson Diamonds Limited (WDL) operates the Mwadui Diamond Mine in Shinyanga, Tanzania—a renowned large-scale open-pit diamond mining operation. WDL is committed to safe, efficient extraction and operational excellence, driven by a highly skilled team of professionals.

Position Overview

• Job Title: Mine Geologist

• Organization: Williamson Diamonds Limited (WDL)

• Location: Mwadui, Shinyanga, Tanzania

Key Roles and Responsibilities

• Geological Modelling & Orebody Interpretation: Develop, update, and validate geological models of the kimberlite orebody using drilling, mapping, sampling, and survey data; provide technical input into mine planning; identify geological risks and opportunities affecting diamond recovery.

• Daily Grade Control & Mapping: Lead daily grade control activities, ore-waste delineation, and detailed geological mapping of pit faces and benches; communicate geological changes promptly to Mining Operations and Mine Planning to minimize ore loss and dilution.

• Drilling, Sampling & QA/QC: Plan, coordinate, and supervise geological drilling and sampling programs following strict Quality Assurance standards; ensure sample security, traceability, and proper logging protocols.

• Reconciliation & Reporting: Reconcile geological models, grade control results, mine production, and plant performance; analyze variances; prepare daily, weekly, monthly, and quarterly technical reports and presentations.

• Geotechnical & Survey Coordination: Integrate structural and rock-mass information with geotechnical teams to support pit slope stability monitoring; coordinate closely with Survey, Planning, and Processing departments.

• Database & Software Management: Oversee the capture, validation, storage, and maintenance of geological data; utilize ArcGIS, Surpac, and specialized mine-planning software for spatial analysis, mapping, and modeling.

• Leadership, Safety & Compliance: Supervise, mentor, and train geologists and technical staff; promote compliance with WDL’s Safety, Health, and Environment (SHE) policies; implement Standard Operating Procedures (SOPs).

Qualifications, Experience & Skills

Required Qualifications & Education:

• Education: Bachelor’s Degree in Geology, Applied Geology, Engineering Geology, or an equivalent relevant discipline.

• Professional Registration: Registration with a relevant professional body (where applicable).

Desirable:

• Postgraduate qualification (Master’s level or diploma) in Geology, Geosciences, Resource Geology, or a related field (considered an added advantage).

Required Experience & Competencies:

• Industry Experience: Proven relevant practical experience as a geologist in a mining environment, including supervisory/managerial roles (experience in large-scale open-pit mining preferred).

• Domain Expertise: Practical experience in geological modelling, orebody interpretation, daily grade control, ore-waste delineation, and drilling/sampling QA/QC (experience in diamond mining or kimberlite geology is a strong advantage).

• Technical & Software Proficiency: Hands-on experience with geological data entry, database management, and software applications including ArcGIS, Surpac, and other geological modeling tools.

• Reconciliation: Demonstrated capability in reconciling geological models with mine production and plant performance.

• Leadership & Safety: Strong team leadership, coaching, decision-making, and communication skills, backed by deep commitment to workplace safety and environmental standards.

Mode of Application

Interested candidates who meet the specified qualifications should submit a comprehensive application package detailing their suitability for the role.

Application Package Requirements:

1. Application letter outlining key qualifications and suitability for the post.

2. Detailed Curriculum Vitae (CV).

3. Copies of relevant academic and professional certificates.

4. Contact details for three (3) professional referees.

5. Daytime telephone numbers and email addresses.

Submission Details:

• By Post / Physical Drop-off:

  Human Resources Manager,

  Williamson Diamonds Ltd,

  P.O. Box 23,

  Mwadui – Shinyanga, Tanzania

• By Email: Send electronic application documents to: [email protected]