Summary
Overview
Work History
Education
Skills
Certification
Professional Registration
Covid Status
Timeline
Generic
Hove Gadzirai

Hove Gadzirai

Metallurgist

Summary

As a dedicated and innovative Metallurgical Engineer with over a decade of experience in mineral processing and extraction, I excel in Base Metals Gold/Copper production. My expertise encompasses hands-on Plant Operations Management, Process Optimization and commissioning within process as Crushing, Milling, CIL, CIP, Flotation, Intensive Leaching, Heap Leaching, VAT Leaching, Gravity Concentration, Elution, and TSF Management. I am eager to impart my extensive knowledge in minerals extraction to help the business achieve its Business Plan.

Overview

12
12
years of professional experience

Work History

Mill Superintendent (A)

Maaden
01.2023 - Current
  • Company Overview: Mahd Mine, Saudi Arabia
  • Managing the Process Plant and Control Engineering functions for operations and the laboratory, while upholding Maaden's Safety Regulations with a team of over sixty personnel.
  • Utilizing advanced analysis and modeling of engineering components, systems, and processes to optimize budget gold recovery and processing costs.
  • Enhancing operational efficiency by optimizing technical, operational, and financial aspects.
  • Imparting knowledge and exchanging skills with local talent regarding gold plant operations and the extractive metallurgy of gold and base metals.
  • Overseeing projects, conducting risk management and analysis, and ensuring compliance with standard operating procedures.
  • Applying my expertise to interpret technical trends and industry knowledge for ongoing enhancement.
  • Monitoring plant performance, managing control systems, and ensuring variables outside set parameters are corrected.
  • Collaborating with Geology to ensure the plant receives the optimal grade for target achievement, eliminating variances, and increasing crushing tons for a sustainable in-plant stockpile.
  • Coordinating with Mill maintenance for scheduling both planned and unplanned plant shutdowns.
  • Handling Capex budgeting and controlling the Opex budget in consultation with other section heads.
  • Leading in training and coaching of process operators, graduate engineers and technicians.
  • Conducting production planning and forecasting on weekly, monthly, and annual bases.
  • Performing metal accounting in adherence to the AMIRA Code P754 on a daily, weekly, and monthly basis to ensure minimal to zero variance.
  • Working with procurement to secure critical consumables and service contracts, ensuring the best delivery services and aligning with critical needs.
  • Mahd Mine, Saudi Arabia
  • Successfully commissioned a Gold Gravity circuit incorporating ACACIA intensive leaching to improve overall Plant recovery by 1%
  • Managed to increase the Bullion fineness by addressing the fluxing ratio achieving 20% increase
  • Continuous improvement introduced a Carbon regeneration kiln which made revenue of 0.8Mil per year as NUMU initiative
  • On record achieving 97% overall plant recovery through process optimization and control

Plant Metallurgist

Maaden
02.2022 - 12.2023
  • Company Overview: Mahd Mine, Saudi Arabia
  • Supervising the process of plant control and optimization, all metallurgical functions and People management to ensure adherence to Maaden standards and timely turnaround.
  • Collaborating the formulation of the Plant's monthly and annual Production Programs, control and audit their execution in terms of product quality and grades, monitoring the metallurgical parameters of the process to propose optimization measures and ensure compliance with the objectives of the metallurgy area and Plant Management.
  • Metallurgical accounting to track daily, monthly, yearly metallurgical performance reports and managing mill in-circuit stock inventory.
  • Conducting process control spot checks, metallurgical test work, determining reagent dosages, recommending equipment specifications for optimal recovery of gold, silver, and copper, and performing feasibility tests on ore samples.
  • Conducting grindability and filtration tests, studying to establish optimal plant productivity parameters, collaborating on annual and monthly production plans for the Concentrator Plant, supervising the execution of production plans via daily and monthly Metallurgical Balances, and collecting, analyzing, and simulating plant process information through statistical control.
  • Ensure the proper operation and conservation of all process control instruments (sample cutters, flowmeters, hydrometers, level sensors, pH meters, scales, etc.), coordinating compliance with preventive maintenance, calibration and certification programs, as appropriate.
  • Safety is a priority, requiring compliance with Maaden's rules, SOPs, MOCs, and general safety standards, while fostering a safe work environment. Interaction with safety personnel to identify hazards and assist in safety administration is also key.
  • Mahd Mine, Saudi Arabia
  • Awarded the best continuous improvements initiatives through a NUMU program.
  • Implemented Process Plant Maintenance strategy which led to achieving over 97% Availability& Utilization

Metallurgical - Shift Supervisor

Dallaglio Investments
Chegutu
08.2016 - 12.2022
  • Company Overview: Pickstone Mine, Chegutu, Zimbabwe
  • Overall plant shift operations management of SCADA controlled CIL gold processing plant covering crushing, milling, CIL plant and AAR elution plant. Evaluating plant recovery performance and concentrating on quality improvement opportunities through Mineralogy data to generate focused scope for laboratory to plant flotation and leach test work.
  • Experienced in routine process performance monitoring using power BI and WIRE systems for data manipulation. Collaborating with other teams on projects relevant to plant improvement.
  • Ensure compliance with internal procedures. Liaise and communicate effectively verbally and in writing with other sections and departments to ensure timely availability of relevant information to appropriate personnel for efficient plant performance.
  • Conducted and performed process plant troubleshooting, fine tuning, process improvement investigations.
  • Maintained good people management and managed a healthy and safe working environment.
  • Pickstone Mine, Chegutu, Zimbabwe
  • Successfully participated in the Expansion of the CIL commissioning and Optimization which increased the capacity by 30% and improved recovery by 6%

Plant Metallurgical Technician

Pan-African Mining Pvt Ltd
Banket
08.2015 - 07.2016
  • Company Overview: Muriel Gold Mine, Banket, Zimbabwe
  • Ensure that plant checks and monitoring for cyanide compliance are consistently performed, including routine maintenance and operational checks of online instruments.
  • Carry out plant checks and engage in all standard metallurgical tasks, such as plant surveys, sampling, inventory stocktaking, and test work programs.
  • Assist Plant Mets and the Met Lab Supervisor with routine plant checks and provide full support in plant troubleshooting when issues arise.
  • Coordinate with the Assay Lab to follow up on results, ensuring that all plant and test data entries, including calibration data for online instruments, are updated and reported promptly.
  • Perform all tasks with precision and adhere to the relevant Standard Operating Procedures (SOPs).
  • Encourage environmentally responsible work practices among peers and contractors, ensuring compliance with all environmental regulations.
  • Uphold a high standard of health, safety, and environmental consciousness, abiding by all pertinent PAN African Mining policies and procedures.
  • Muriel Gold Mine, Banket, Zimbabwe
  • Commissioned an Intensive Leach Reactor Gekko systems incorporating it to the Kelson Concentrator
  • Successfully commissioned intensive leaching of gold copper concentrates and reduced the organization cost of USD$1.2M/year of shipping, treatment charges and exportation.

Process Shift Supervisor

Pan-African Mining Pvt Ltd
Banket
02.2014 - 07.2015
  • Company Overview: Muriel Gold Mine, Banket, Zimbabwe
  • Plant and People management to maintain optimized processes in crushing, intensive leaching (CIP), flotation, and gravity concentration (ILR) operations on shift.
  • Observed gauges, density meters, switches, alarms, and other indicators to ensure that all machines are working in an optimized manner within CIP gold processing plant.
  • Applying operational Intelligence to conduct various testing procedures using sophisticated equipment under the guidance of metallurgists and other experts.
  • Evaluated materials against objectives such as strength, hardness, weight, heat resistance, and corrosion susceptibility, managed laboratory equipment and inventory.
  • Managing safe effluent disposal to the TSF and ensuring that standard Health, Environmental and safety standards are maintained.
  • Executed daily, weekly, and monthly production reports. Served as a key organizational member responsible for leading OSHAS certification and conducting safety awareness sessions.
  • Muriel Gold Mine, Banket, Zimbabwe
  • On record for ensuring that proper test programs are rigorously scoped, planned, designed, and managed including definition of project goals, personnel resources, costs, time schedule and efficiently socializing test work plans with Process Operations personnel.

Plant Operator

Pan-African Mining Pvt Ltd
Banket
01.2013 - 01.2014
  • Company Overview: Ayrshire Gold Mine, Banket, Zimbabwe
  • Executed unit operations and personnel management in Crushing, Screening, and Milling, CIP, Elution as well as Gold Gravity Concentration plant operations.
  • Equipment operations to ensure continuous flow, safety, and malfunction detection.
  • Verified compliance with requirements by weighing or measuring materials, ingredients, or products at designated intervals and timeframes.
  • Operated Carbon in Pulp (CIP) and Elution plants; managed Intensive Leaching (ILR- Gekko systems) plant operations; performed wet assaying for Gold, Copper, and Silver; executed Amalgamation and Gold smelting.
  • Operated and maintained standard laboratory equipment, such as Lab jaw crushers, Lab rod and ball mills, Lab flotation machines, Sieve shakers, and Cyclosizers.
  • Compiled and analyzed results for presentation to metallurgists; adhered to and enforced strict safety procedures and checks in the Metallurgical laboratory.
  • Championed safety adherence to all personnel, was active and qualified member of the Mine emergency rescue team (ERT).
  • Ayrshire Gold Mine, Banket, Zimbabwe

Education

BEng (Hons) - Metallurgical Engineering

Midlands State University
01.2020

Diploma - Mineral Processing and Extractive Metallurgy

Zimbabwe School of Mines
01.2012

Advanced Level Certificate - undefined

Lundi High School
01.2009

Ordinary Level Certificate - undefined

Lundi High School
01.2009

Skills

  • People Management
  • Operational Intelligence
  • Process Optimizations
  • Gold and Copper Extraction
  • Plant Maintenance
  • Production Planning
  • Opex and Capex Budgeting
  • Management skills
  • Project Management
  • Decision-making skills
  • Presentation skills
  • Facilitation skills
  • QA-QC
  • Data Management
  • Operational Readiness
  • Commissioning
  • Training

Certification

  • 2025, METSIM Introductory Training, Project Simulation Consulting (Pty) Ltd
  • 2025, Learn Six Sigma YB, GB and BB, MF Treinamentos
  • 2023, Metal Accounting Professional Certificate, AusIMM
  • 2022, Learn Six Sigma White Belt, MF Treinamentos
  • 2014, Plant Operator Certificate, National Mining Employment Council of Zimbabwe

Professional Registration

  • Saudi Council of Engineers- SCE
  • Institute of Materials, Minerals and Mining-IOM3

Covid Status

  • Ministry of Health and Childcare of Zimbabwe
  • Ministry of Health Saudi Arabia

Timeline

Mill Superintendent (A)

Maaden
01.2023 - Current

Plant Metallurgist

Maaden
02.2022 - 12.2023

Metallurgical - Shift Supervisor

Dallaglio Investments
08.2016 - 12.2022

Plant Metallurgical Technician

Pan-African Mining Pvt Ltd
08.2015 - 07.2016

Process Shift Supervisor

Pan-African Mining Pvt Ltd
02.2014 - 07.2015

Plant Operator

Pan-African Mining Pvt Ltd
01.2013 - 01.2014

BEng (Hons) - Metallurgical Engineering

Midlands State University

Diploma - Mineral Processing and Extractive Metallurgy

Zimbabwe School of Mines

Advanced Level Certificate - undefined

Lundi High School

Ordinary Level Certificate - undefined

Lundi High School

Similar Profiles

CREATE PROFILE
Hove GadziraiMetallurgist