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Supervisor - Quarry & Aggregate | HireLiberia

ArcelorMittal Liberia · Grand Bassa · apply by Jul 25, 2026

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LR_Supervisor - Quarry & Aggregate (371061) Yekepa, Nimba, Liberia and 1 more Trending Job Description Duties and Responsibilities / KPI's 1. Operational Oversight 1.1. Supervise daily quarry and aggregate production activities, including drilling, blasting, crushing, and screening operations. 1.2. Ensure efficient use of equipment, materials, and manpower to meet production targets. 1.3. Monitor equipment performance and coordinate with the maintenance team for timely repairs and servicing. 2. Compliance 2.1. Enforce strict adherence to company health, safety, and environmental policies. 2.2. Conduct regular safety inspections and risk assessments to mitigate hazards. 2.3. Ensure compliance with legal and regulatory requirements related to mining and quarry operations. 3. Production Management 3.1. Develop and implement production schedules to meet operational goals. 3.2. Monitor production output, identify bottlenecks, and implement corrective actions to optimize productivity. 3.3. Maintain accurate records of production data, equipment usage, and material inventory. 4. Team Leadership 4.1. Lead, train, and motivate quarry personnel to perform effectively and safely. 4.2. Conduct performance evaluations and provide feedback to improve team efficiency. 4.3. Foster a culture of teamwork, accountability, and continuous improvement. 5. Resource and Cost Management 5.1. Manage resource allocation, including materials, equipment, and labor, to ensure cost-effective operations. 5.2. Control operational costs while maintaining high production standards. 5.3. Prepare and submit operational reports, including production statistics and cost analysis. 6. Quality Control 6.1. Ensure the quality of aggregates meets specified standards and client requirements. 6.2. Implement quality control procedures to monitor and improve material output. 6.3. Collaborate with the quality assurance team to address any issues promptly. 7. Coordination and Communication 7.1. Liaise with other departments such as maintenance, logistics, and engineering to ensure smooth operations. 7.2. Communicate effectively with management on operational performance, challenges, and improvement plans. 7.3. Participate in regular meetings to align quarry activities with company goals. Qualifications / Experience / Knowledge • Bachelor's degree or diploma in mining engineering, geology, civil engineering, or a related field. • Professional certification in quarry operations, aggregate production, or safety management. • Minimum of 5-7 years of experience in quarry and aggregate operations within mining, construction, or related industries. • At least 2-3 years in a supervisory or leadership role overseeing quarry production and aggregate processing. • Proven experience in managing heavy equipment operations, drilling and blasting activities, and material handling. Core Competencies / Skills • Leadership and Team Management • Operational Excellence • Safety and Compliance • Technical Proficiency • Problem-Solving and Decision-Making • Planning and Organizational Skills • Communication and Interpersonal Skills • Continuous Improvement Mindset Personal Qualities / Behavioral Traits • Strong Work Ethic • Integrity and Accountability • Safety-Conscious • Adaptability and Resilience • Detail-Oriented • Proactive and Results-Driven • Positive Attitude and Influence • Effective Leadership Presence • Problem-Solving Mindset Working Conditions • Working in an outdoor quarry and aggregate production environment. • Exposed to various weather conditions and working in office settings. • Regular exposure to heavy machinery, blasting operations, loud noise, dust, and vibration. • Long and irregular hours. Health and Safety 1.1. Lead by example and enforce adherence to all company safety policies and procedures. 1.2. Identify, assess, and control risks related to quarry operations, heavy equipment, blasting, and hazardous materials. 1.3. Monitor operations, perform audits, and implement proactive safety measures to avoid accidents and near misses. 1.4. Develop and maintain emergency response plans and conduct drills and training sessions regularly. 1.5. Provide ongoing safety education, refresh certifications, and foster a culture of continuous learning. 1.6. Track and report safety performance, investigating incident trends and identifying improvement opportunities. 1.7. Ensure proper use, maintenance, and availability of protective equipment and promptly replace worn gear. 1.8. Support worker health and well-being by addressing issues such as fatigue, physical strain, and respiratory or hearing risks. Environment 1.1. Ensure all operations comply with environmental regulations, permits, and company policies (such as dust, water, and waste management). 1.2. Monitor and control environmental impacts-including erosion, emissions, noise, and habitat disturbance-and implement mitigation measures. 1.3. Foster environmental awareness among workers, provide training on best practices, and promptly address any environmental issues or non-compliances. About Us ArcelorMittal is the world's leading steel and mining company, with a presence in 60 countries and primary steelmaking facilities in 15 countries. Our material is part of the fabric of life. What we produce makes a difference - to individuals, communities, businesses and society. At ArcelorMittal, the safety, health, and wellbeing of our employees are our top priorities. We believe that every accident is avoidable, and it is essential for every employee, from the shop floor to the management committee, to hold this belief. Our purpose is to produce ever smarter steels that have a positive benefit for people and planet. Steels made using innovative processes which use less energy, emit significantly less carbon and reduce costs. Steels that are cleaner, stronger and reusable. Steels for electric vehicles and renewable energy infrastructure that will support societies as they transform through this centu

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