Juarez Feitosa De Melo Email & Phone Number

Goiânia, Goiás, Brazil

• Operational coordination within the research and development group in defining the process route for obtaining rare earth elements from ionic clay, across laboratory testing, pilot plant, and industrial plant phases;
• Coordination of layout definition and equipment adaptation in a dormant industrial plant, rented for conducting an industrial test that produced Rare Earth Carbonate and Oxalate from ionic clay ore;
• Participation in studies to maximize the extraction of rare earth elements;
• Participation in the mass reduction study group for the project with process improvements and selective mining design;
• Development of training for technical teams in operation and process;
• Implementation of production pace necessary for conducting operations to achieve expected results within established deadlines;

Juiz De Fora, Minas Gerais, Brazil

• Participation in a study group aimed at maximizing the intake of various types of alternative raw materials into the industrial plant, focusing on the maximum recovery of zinc and copper contained in these materials.
• Conducted a study and adapted existing idle equipment in the plant for use in the new project for treating alternative raw materials;
• Coordinated a study that identified and removed significant production constraints existing in the copper circuit;
• Guided operational and process improvements to the copper circuit resulting in simplified flow, efficiency, and significant gains in productivity and final product quality;
• Participation in the project group to increase the production of copper pentahydrate sulfate from 4800 ton/year to 7000 ton/year, with a process/operation/production perspective.

Juiz De Fora, Minas Gerais, Brazil

• Managed and controlled activities in the treasury area: Invoicing, payment settlement, bank reconciliation, short and long-term cash flow, investment control, fixed and variable costs, bank relationships;
• Led the monthly financial result closing process aiming at economic/financial performance and developed management reports for board analysis;
• Monitored the compliance of planned versus actual results, conducting critical analysis, highlighting relevant items, and suggesting corrective actions for observed deviations.
• Demonstrated technical skills in SIAFEM (Integrated Financial Management System for States and Municipalities).
• Implemented processes to improve routine management in the area.

Juiz De Fora, Minas Gerais, Brazil

• Direct involvement in two major Polymetallic projects: Zinc recovery and lead manufacturing with technical support in processes and operations;
• Assimilation of international technologies and transfer to operation and process personnel;
• Facilitation of technical information to the engineering team and suppliers;
• Critical analysis and validation of process and engineering flowcharts;
• Participation with the technology management in the preparation of mass and water balance;
• Conducted studies on the impacts on future processes resulting from the current process;

Juiz De Fora, Minas Gerais, Brazil

• Position: Technical Process Advisor
• Technical assistance in the areas of zinc hydrometallurgy, production of copper sulfate pentahydrate, silver flotation (cells and columns), and manufacturing of briquettes from cadmium sponge production.
• Conducted training sessions to enhance supervision skills in process, production, and leadership;
• Engaged in improvement projects with direct and complete application of the PDCA method;
• Provided technical support to the process management in problem-solving, process optimization, ensuring productivity and quality indicators;
• Participated in the project team for expanding electrolytic zinc production from 95kty to 200kty.Position: Production Supervisor.

Postgraduate Specialization -, Computational Statistical Methods

Postgraduate Specialization, Production Engineering

Bachelor'S Degree, Business Administration