Grade Controller - Coal Mining

Ikwezi Mining (Pty) Ltd; Komatipoort; On-site; ZAR 650,000 - 950,000; Full time

Job summary

Ikwezi Mining (Pty) Ltd in Mpumalanga seeks a seasoned Coal Grade and Stockpile Controller to oversee stockpile management, grade monitoring, and sampling throughout the mining and processing chain.

You will ensure data accuracy, run quality analyses, report trends to management, and collaborate with planning, production, and plant teams to optimize coal quality and minimize losses, while upholding safety and environmental standards.

Qualifications

• Degree or diploma in Mining Engineering or Geology or related field.
• Minimum 3–5 years in coal mining, focusing on grade control and quality management.
• Experience in coal sampling, testing, and grade optimization.
• Knowledge of coal processing, blending and quality analysis.
• Strong analytical and reporting skills.
• Proficiency with mining and laboratory software for data collection.

Responsibilities

• Oversee coal stockpile management including segregation, stacking, reclaiming and blending to meet specs.
• Monitor coal grade and quality throughout mining, processing and transport, addressing deviations promptly.
• Supervise or perform sampling and laboratory tests for ash, calorific value, moisture, sulfur and other indicators.
• Maintain accurate records of coal quality, production data, and test results; report trends to management.
• Identify areas to improve grade control and reduce waste in collaboration with mining engineers and geologists.
• Collaborate with production, processing, and QA teams to ensure adherence to quality assurance protocols.
• Communicate coal quality concerns and corrective actions with internal stakeholders.
• Ensure health, safety and environmental standards are followed in all grade control activities and audits.

Skills

Analytical skills

Communication skills

Problem-solving

Data interpretation

Education

Mining Engineering or Geology degree

Job description

Coal Stockpile Management:

• Monitor and manage coal stockpiles to ensure accurate segregation of different coal qualities and prevent contamination or dilution of product
• Oversee the correct stacking, reclaiming, and blending of coal to meet product specifications and customer requirements
• Track stockpile volumes, qualities, and movements, ensuring alignment between survey data, production figures, and reported tonnages
• Implement and maintain effective stockpile reconciliation practices between pit, plant, and dispatch to minimize losses and discrepancies
• Conduct routine inspections of stockpiles to identify risks such as oxidation, spontaneous combustion, or moisture variation, and implement mitigation measures
• Collaborate with mine planning, production, and plant teams to optimize stockpile utilization and blending strategies
• Ensure compliance with site procedures and best practices related to stockpile management, safety, and environmental standards

Coal Grade Monitoring:

• Continuously monitor the coal quality throughout the mining process, including during extraction, processing, and transportation
• Ensure that the extracted coal meets required grade specifications and that any deviations are identified and addressed promptly
• Ensure minimal mining losses and coal dilution

Sampling and Testing:

• Oversee the collection of coal samples from various points in the mining and processing chain
• Supervise or conduct laboratory tests on coal samples to determine parameters such as ash content, calorific value, moisture levels, sulfur content, and other relevant grade indicators
• Record and analyze test results, providing feedback to the mining operations team

Data Management and Reporting:

• Maintain accurate records of coal quality, production data, and test results
• Prepare and submit detailed reports on coal grade trends, quality issues, and production performance to senior management
• Ensure compliance with environmental and safety regulations regarding coal grading

Grade Control Optimization:

• Identify areas for improvement in coal grade control processes and propose solutions to optimize coal quality and reduce waste
• Work closely with the mining engineers and geologists to adjust the mining strategy based on coal grade variability

Quality Assurance:

• Collaborate with the production and processing teams to ensure that all quality assurance protocols are followed
• Conduct regular audits of processes, materials, and equipment to ensure compliance with the grade specifications

Stakeholder Communication:

• Communicate effectively with internal stakeholders, such as mining teams, engineers, and plant operators, regarding coal quality concerns and corrective actions
• Provide technical support and advice on coal blending strategies and quality improvements

Health, Safety, and Environmental Compliance:

• Ensure all grade control activities are conducted safely, adhering to company health, safety, and environmental standards
• Participate in safety meetings and audits and implement corrective actions where necessary

Minimum Requirements:

• A degree or diploma in Mining Engineering, Geology, or a related field
• Additional certifications in Quality Control or relevant mining operations are a plus
• Minimum 3-5 years of experience in coal mining, with a focus on grade control, quality management, or related areas
• Practical experience in coal sampling, testing, and grade optimization is essential
• Knowledge of coal processing, blending, and quality analysis procedures
• Strong analytical skills with the ability to interpret and report coal quality data
• Proficiency in using mining and laboratory software for data collection and analysis
• In-depth understanding of coal quality parameters and their impact on mining operations and customer satisfaction
• Good communication skills to interact with teams, stakeholders, and management
• Strong problem-solving abilities to address quality-related issues effectively
• Understanding of mining industry health, safety, and environmental regulations
• Ability to apply safety practices during coal extraction and processing