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The Company
ArcelorMittal Liberia (AML) is the country’s largest mining company and a key driver of Liberia’s economic growth. With iron ore mines in Nimba County and integrated rail and port infrastructure, AML ranks among the largest mining operations in West Africa. The company is dedicated to sustainable development, local workforce empowerment, and long-term investment, with expansion projects underway to significantly increase production capacity.
Join ArcelorMittal Liberia! Be part of a dynamic and innovative team, contribute to Liberia’s growth, and advance your career in a sustainable and impactful mining environment.
The Role
The Master Driller provides technical leadership and operational oversight for all drilling operations within the mine, including production drilling, exploration drilling, and blast-hole optimization. This role ensures drilling efficiency, safety, quality, and integration with blasting, earthworks, and mine production targets.
The Key Responsibilities
Drilling Operations Leadership
- Lead and manage all drilling operations across the mine site, ensuring high productivity, quality, and safety standards.
- Develop and implement drilling schedules, methodologies, and operational procedures to meet production and exploration targets.
- Monitor drilling performance metrics, including penetration rates, bit life, hole quality, and alignment with blast design.
Technical Drilling & Blast Integration
- Provide expert guidance on drill and blast design to optimize fragmentation, minimize overbreak, and enhance mine productivity.
- Evaluate rock mechanics, lithology, and ground conditions to select appropriate drill rigs, bits, and drilling parameters.
- Collaborate with blasting engineers and geologists to ensure drilling aligns with mine planning and production objectives.
Equipment & Maintenance Management
- Oversee drill rig selection, operation, and preventive maintenance programs to maximize availability and efficiency
- Implement equipment condition monitoring and asset management practices to reduce breakdowns and operational risk.
- Ensure drills and associated equipment are operated within manufacturer specifications and safety limits.
Team Leadership & Training
- Lead, mentor, and develop drilling crews, ensuring adherence to safety, operational, and technical standards.
- Establish competency frameworks and conduct training programs for drill operators, mechanics, and supervisors.
- Foster a safety-first, performance-oriented, and collaborative team culture.
Health, Safety, and Environment
- Implement and monitor HSE policies for all drilling operations, including hazard identification, risk assessment, and incident reporting.
- Ensure compliance with mines site safety procedures, emergency protocols, and PPE requirements.
- Promote environmentally responsible drilling practices, including dust suppression, water management, and site rehabilitation.
The Requirements
- Bachelor’s degree in mining engineering, mechanical engineering, or an equivalent technical field
- 15+ years of experience in mining drilling operations, with at least 5 years in a leadership role
- Expert knowledge of drill and blast practices, rig operations, and mine planning integration
- Experience with production and exploration drilling in hard rock mining environments
- Strong understanding of rock mechanics, geology, and blast design principles
- Proficiency with drilling software, rig telemetry, and mine management systems
The Rewards
- The position offers a 2-year contract with a competitive remuneration package on single status with a 7-3 FIFO roster.
- Full accommodation is provided on-site, including secure facilities and meals.
Contact Us
Please apply directly by submitting your resume, preferably as a Microsoft Word documen
