EVANS SIMPEMBA

Understanding the complex mineralogy of ore, recommending and implementing circuit configuration changes with the reagents available that include pyrite depressants, carbon depressants, frothers, collectors and modifiers to ensure slurry conditioning that gives the optimal circuit recovery and final concentrate quality.
Implemented plant reagent trials based on laboratory test works.
Oversaw daily operations of process plant.
Identified and resolved process and equipment issues to minimize production downtime.
Established positive relationships with suppliers to obtain timely deliveries of materials and products.
Maximized plant safety through proactive strategies and well-structured training.
Promoted collaborative work environment to motivate and engage staff to achieve company objectives.
Optimized processes to maximize efficiency.
Directed employees to maximize team productivity and facility output.
Trained and mentored interns.
Ensured that safety was paramount in all areas of work.

• Ensure flotation production targets are achieved.
• Flotation Optimization through reagent trials and debottlenecking.
• Performed laboratory flotation tests on different ore types to improve recovery and concentrate quality.
• Spearheaded flotation plant surveys for process optimization.
• Training interns on familiarizing with daily plant operations.
• Supervising process inspections to ensure all equipment is in good and safe working condition.
• Participate in Continuous improvement ( CI) program.
• Sulphide circuit S3 expansion project OSA design consultant.

• Managed six OSA Operators to run all sampling equipment, troubleshooting and maintaining all On-stream Analyzers( Edart, Outotec OSAs and Thermo-Scientists MSA 330) including conveyor belt weightometer calibrations.
• Commissioned Thermo-Scientific MSA 330 on stream analyzer on sulphide flotation circuit.
• Spearheading flotation plant surveys for process optimization.
• Training interns on familiarizing with daily plant operations.
• Supervising process inspections to ensure all equipment is in good and safe working condition.
• Calibrated and verified accuracy of densitometers.
• Coordinated with engineering departments to reduce unplanned downtime on Analyzers by implementing predictive maintenance.
• Improved OSA calibration modeling.

• Championed and commissioned the worlds largest bulk ore sorting technology. NextOre's MRA bulk ore sorting technology which included static validation testing, dynamic validation testing and reconciliation.
• Drafted sample preparation procedure for MRA static validation tests.
• Spearheaded flotation plant surveys for process optimization.
• Trained interns on familiarizing with daily plant operations.
• Trained to fully operate and troubleshoot Jameson Flotation Cells.
• Supervised process inspections to ensure all equipment is in good and safe working condition.

• Performed various Laboratory Flotation tests on optimization of Metallurgical performance of flotation reagents on copper recovery and gangue depression.
• Worked on various projects with Metallurgy team including gold recovery optimization at Kansanshi Gold plant and plant surveys.
• Familiarized with Processing plant operations at Kansanshi Mining Plc.
• Efficiently trained to operate all Laboratory Machines and apparatus observing safety rules practicing good housekeeping.

• Ensured that product value was improved.
• Improved marketing strategies at the company and improved sales by 10%.
• Ensured that all products were packaged according to regulated standards.
• Completed in-depth reviews of market conditions and customer preferences.
• Identified appropriate marketing channels and target customers for campaigns.

• Worked on the quality of copper anodes at smelter in relation to refinery standards
• Familiarized with pyrometallurgical processes and electro-refining.
• Collaborated with other members of team to expand skills and boost knowledge.

• Ensuring good relationship is maintained with clients.
• Maintained records and logs of work performed and materials and equipment used.
• Oversaw personnel safety and efforts at work site.
• Trained new team members on site policies and procedures.
• Resolved issues among team members to keep employees on task.
• Collaborated with management and fellow supervisors to organize operations and achieve demanding schedule targets.