Senior Plant Supervisor

Asante Gold Corporation ('Asante') is a gold exploration, development and operating company with a high-quality portfolio of mines and projects in Ghana. The Company currently operates the Bibiani and Chirano Gold Mines and is advancing the Kubi Gold Project. Asante is listed on the TSX Venture Exchange (TSXV: ASE), the Ghana Stock Exchange (GSE: ASG) and the OTCQX Market in the United States (OTCQX: ASGOF).

Driven by a vision to become the preferred Tier-1 mining company in West Africa, Asante is committed to building a safe, efficient and responsible mining business that delivers sustainable value to its employees, communities, shareholders and other stakeholders.

At Asante, our people are at the heart of our success. We are committed to providing an environment where employees can undertake meaningful work, develop their careers and contribute to the future of mining in Ghana.

Our culture is guided by the core values of Safety, Ownership, Teamwork and Continuous Improvement and we seek individuals who demonstrate accountability, integrity, collaboration and a passion for excellence.

If you share our ambition and are looking for an opportunity to make a meaningful impact within a dynamic and growing organization, we invite suitably qualified candidates to apply for the following position:

About This Role

Responsible for Supervising, coordinating and optimising the day-to-day operations of the Sulphide Recovery Plant (SRP) to ensure safe, efficient and cost-effective processing of sulphide-bearing ore and achievement of approved production and metallurgical recovery targets.Lead plant personnel, monitor metallurgical performance and maintain operational standards to maximise plant availability and process efficiency.

Key Responsibilities

Sulphide Recovery Plant Operations:

• Supervise sulphide flotation, regrinding, concentrate handling and thickening, pre-oxidation, leaching and CIP to achieve approved production and recovery targets.
• Ensure efficient operation of associated crushing, milling, classification, filtration and tailings management sections, as applicable to the plant flowsheet.
• Maintain stable throughput and plant operating conditions in accordance with approved procedures and process parameters.
• Coordinate activities across shifts and ensure effective handovers to maintain operational continuity.
• Identify process constraints, operational bottlenecks and production losses, and implement appropriate corrective actions.
• Optimise the use of plant equipment, personnel, reagents and other operational resources.
• Monitor feed quality and sulphide ore characteristics to assess their impact on plant performance.
• Coordinate SRP operations with other processing plant sections.

Metallurgical Performance and Process Optimization:

• Support sulphide recovery optimisation through control of grind size (P80), slurry density, pH, air rate, froth depth and residence time, using reagent selection and addition rates approved by the metallurgical technical team.
• Ensure mills operate within approved power and weight parameters.
• Monitor key metallurgical indicators, including sulphide recovery, concentrate grade, mass pull, throughput and reagent consumption.
• Work with the Metallurgy and Technical Services teams to optimise flotation performance and overall recovery.
• Investigate metallurgical losses and process deviations, and recommend corrective measures.
• Review metallurgical accounting reports and participate in production reconciliation.
• Oversee feed, concentrate and tailings sampling and analysis.

People and Team Management

• Provide leadership, direction and technical guidance to Process Plant Supervisors and operational personnel.
• Allocate personnel and coordinate shift deployment to meet operational requirements.
• Set team performance targets, monitor delivery of assigned responsibilities, and conduct reviews with constructive feedback.
• Identify competency gaps and coordinate training, mentoring and technical development, including support for junior metallurgists.
• Promote teamwork, discipline, effective communication and continuous improvement.
• Support staff selection, development and motivation to maintain team effectiveness and succession planning.
• Apply the company’s disciplinary policy consistently when addressing disciplinary matters.

Maintenance and Equipment Management

• Coordinate with the Engineering Department on planned and corrective maintenance, shutdown preparation and equipment inspections.
• Monitor equipment availability and reliability, identify recurring failures, and support initiatives to reduce downtime.
• Ensure flotation cells, pumps, agitators, blowers, compressors, thickeners and associated equipment operate within approved limits.
• Report equipment defects and abnormal operating conditions promptly.
• Participate in engineering and production coordination meetings to align maintenance activities with operational priorities.

Production Reporting and Cost Control

• Review shift reports to ensure downtime and operational deviations are accurately recorded and corrective actions are initiated.
• Escalate issues beyond the role’s authority within the timeframes specified in the call-out procedure.
• Prepare and review daily, weekly and monthly SRP reports, ensuring accurate operational and metallurgical data.
• Report production performance against approved throughput, recovery and concentrate quality targets.
• Monitor reagent, grinding media, water, power and other consumable usage to optimise resource utilisation.
• Identify operational inefficiencies and recommend cost-saving measures.
• Participate in departmental budgeting, forecasting and production planning.
• Provide regular operational updates and recommendations to the Process Plant Manager.

Education, Work Experience & Key Competencies

• Bachelor’s degree in Mineral Processing, Metallurgical Engineering, Chemical Engineering or a related discipline from a recognised institution.
• Certification by the Inspectorate Division of the Minerals Commission of Ghana as a Processing Supervisor/Engineer, Senior Process Supervisor/Engineer or above.
• A minimum of 8 years’ experience in mineral processing, including a minimum of 6 years in gold processing operations, preferably in sulphide recovery plant operations.
• A minimum of 3 years’ experience in a leadership role within sulphide recovery and flotation plants.
• Previous operating experience in flotation, crushing, SAG-ball mill grinding, leaching, CIL/CIP, elution, reagents and tailings operations.
• A valid Ghanaian driving licence.
• Ability to work in multi-cultural environment and respect other people values and opinions.