Job Title: Senior Underground Geologist

Job Location: Eritrea, East Africa

Job Closing Date: 08 June 2026

Salary: Market Related

Contract Period: Definite (2 Years)

Introduction to Bisha Mining Share Company

BMSC is an Eritrean company formed for the development and operation of the Bisha Mine in western Eritrea, Africa. The Bisha Mine is a high-grade copper, gold, silver and zinc mine that commenced production in February 2011. The Bisha Mine has received continuous support from the Eritrean government, who granted the Company's mining license in January 2008. The project is the first modern mine in Eritrea.

After two years of low-cost gold production, the Bisha Mine transitioned to low-cost, high-grade copper production in 2013. Starting in 2016, Bisha also produces zinc concentrate. Further resource potential exists at depth and from nearby discoveries within the Company's licensed areas.

The site is a well-established site with excellent catering and recreational facilities. The site also offers Wi-Fi internet coverage throughout the village as well international TV and a full gymnasium. Security ranks with best in the world and employees mountain bike freely. Expatriates work a roster of 6 weeks on and 3 weeks off; we offer on-site medical services as well as company medical, accident death and disability and life insurance (employee only); Employees are provided with private rooms with en-suite toilet and shower facilities; Working hours at Bisha are Monday to Saturday from 6am to 6pm with a one-hour lunch break and Sundays from 6am to 12pm with the afternoon off.

The successful candidate will earn a salary which is market related. Contract is for a period of 02 (two) Years.

Kindly Note - Only shortlisted candidates will be contacted. Please consider your application unsuccessful if you do not receive a response within 2 weeks after the application closing date.

PRIMARY PURPOSE

Support geology for the Harena Underground project, a new greenfield shaft sinking and portal development, and support operational readiness. Provide resource and grade control, geological modelling, drilling support, and reconciliation. Support safe and efficient development through data analysis, sampling programs, and coordination across early works and operational phases.

TASK DESCRIPTION Expanded TO CORE PERFORMANCE AREAS

Geological support during shaft sinking and portal excavation

Provide face mapping, structural logging, and ground observations to support safe advance and confirm geological conditions against design.
Support hazard identification such as faults, weak zones, and water inflows.
Maintain geological records for sinking and development to support future mine planning.

Geological model development and data integration

Compile drilling, mapping, and sampling data to refine geological interpretation during early works.
Update geological models to support design decisions, sequencing, and risk management.
Support definition of ore zones and key contacts ahead of development.

Drilling and sampling programs

Plan and supervise underground drilling to support geological confidence and operational readiness.
Establish sampling procedures for development headings and stockpiles.
Ensure QA and QC protocols and database integrity**.**

Resource definition and reconciliation

Support resource updates using new data from drilling and mapping.
Track geological assumptions and risks as the project moves toward production.
Support reconciliation between models and observed conditions during development**.**

Operational readiness and systems setup

Develop procedures for grade control, sampling, and geological logging for future stoping.
Support setup of geology workflows, reporting systems, and data management.
Prepare handover documentation to support transition from project to operations**.**

Team leadership and coordination

Lead and guide geologists and technicians during startup activities.
Coordinate with mining, geotechnical, planning, and construction teams to support safe advance.

Reporting

Provide regular updates on geological conditions, risks, and implications for schedule and design.
Maintain clear records to support project reviews and decision making**.**

Health, Safety and Environment

Promote safe practices during mapping, sampling, and underground work.
Support compliance with site safety standards during early works and construction**.**

Additional Duties

Adhering to all other assignments that are given by the Supervisor that are lawful and fair

UNIQUE REQUIREMENTS / OTHER INFORMATION

Previous working experience in reactive ground conditions.
Requisite attributes necessary to perform the role in terms of BMSC core Values.
He always be organized, competent, dependable and responsible
Candidate must be physically medically fit.

KNOWLEDGE, EXPERIENCE AND SKILLS

Qualifications

University degree in Geology is essential.
Expert working knowledge of the mining and minerals industry.
Proficient in using various types of computer software (Word, Excel. PowerPoint, Outlook, AutoCAD).

Knowledge and Experience

Software including: Deswik, Leapfrog, ACQ and Microsoft Office.
At least 10 years practical mining experience.
At least 5 years Geology experience in Underground mining

Technical Skills

Precious and base metal geology, assay methods, sampling, check assays
Resource modelling and evaluation
QA and QC systems for drilling and sampling
Geological database management and data validation
Cut off grade, dilution, and reconciliation concepts
Geological modelling for shaft and development
Underground drilling methods and core logging
Underground mapping and structural interpretation
Grade control for development and startup
Interpretation of drilling and face data
Ground hazard recognition including faults and water
Startup workflows and operational readiness.

Behavioural Skills

Time Management
Attention to detail
Effective communication Skills
Interpersonal Skills
Creative & Innovative
Leadership
Team Player
Decisive
Ability to train subordinates