MODSIM
OSWALD OPPONG MARCUS
Minerals Engineer
Kumasi
Summary
A Process Metallurgist with over 4 years working experience in the Mining, Processing and the Extractive industry who is eager to contribute to team success through hard work, critical and predictive analysis. I also have knowledge in Occupational Health and Safety Management (OHSM) Forklift and Chemical Spillage Response Awareness (IACS). Modern Project and Risk Management (PRM) I have a good communication skill, metallurgical report writing and presentation skill and motivated to learn where I fall short and grow to ensure a collaborative team spirit.
Overview
10
10
years of professional experience
Work History
Lead Metallurgist - Heap Leach Project
Goldline Mining Company Limited
Manso Adubia
02.2022 - 08.2023
- Engaged with the heap pad construction and HDP lining
- Supervised crushing and particle size analysis test
- Supervised to exceed monthly gold production target
- Supervised to ensure chemical reagent handling and cyanide titration procedures
- Supervised to ensure effective fluxing of concentrate and a quality gold bullion recovery
- Adhered to safety on plant operations daily, organizing regular tool box meetings for operators
- Adjusted project plans to account for dynamic targets, staffing changes, and operational specifications
- Monitored project progress, identified risks and took corrective action as needed
- Used Predictive analysis to break down problems, evaluate solutions and make decisions
- Provided expert metallurgical consultation for various industrial projects, contributing to successful outcomes and satisfied clients.
- Gathered documentation such as photographs and evidentiary reviews and generated detailed reports outlining findings.
- Calibrated and verified accuracy of density meters and cyanide analyzers.
- Gathered and organized material samples to use in third-party testing, evaluated results and reported on findings to optimize results and findings.
- Conducted failure analysis investigations to identify root causes and recommend corrective actions, preventing future incidents.
Deputy Health and Safety Superintendent
Tribune Mineral Resources
Wasa Akropong
12.2023 - Current
- Implemented comprehensive safety management systems to identify, assess, and control various hazards in mining operations such as fires, explosions, rock falls, gas leaks, dust exposure, noise, vibration, radiation, chemical hazards, mechanical hazards, among others
- Developed emergency response plans and conducted regular training sessions for workers to ensure preparedness for potential risks
- Ensured compliance with all relevant laws, regulations, and safety standards in the mining industry
- Conducted incident investigations to identify root causes
- Successfully managed a team to meet targets related to health and safety performance in mining operations
- Provided physical and mental health awareness training to workers on stress reduction, substance usage and fatigue management
- Trained workers at the gym on weight loss, weight gain and placed them on diet deficit programs
- Designed modules to train workers on first aid administration and CPR
- Prepared Safety and health SOPs to ensure compliance with OHSA conducts
- Provided contractors with appropriate PPEs
- Kept proper inventory and records of all safety equipment and documents
- Acted diligently to reports on all incidence and near miss hazards to ensure controlled injuries and casualties at workplace
- Monitored all reagent mixing and chemical storage.
- Performed rescue functions at accidents and emergency scenes at workplaces through ERT
- Collaborated with healthcare professionals to design and deliver health education services to workers.
- Reduced stress levels in workers by teaching mindfulness techniques and incorporating relaxation practices into coaching sessions.
- Designed and conducted health education surveys to assess health needs and risk factors within communities.
- Tailored specific exercises and health plans to clients with physical and mental disabilities.
- Taught health education classes for community workers and members of public.
- Monitored health trends and data to identify health concerns and develop related health education initiatives.
CIL Supervisor
TW MINES
Obuasi
- Supervised daily production target and plant equipment performance
- Ensured Ball Mill and Cyclones worked perfectly
- Supervised Thickener parameters and density control parameters
- Ensured effective use of reagents and proper chemical inventory
- Cyanide Mixing training for operators
- Developed and implemented production strategies and closely monitored results
- Reduced workplace incidents by implementing occupational health and safety requirements
- Directed plant maintenance, operating schedule and supply management to minimize downtime
- Championed excellent injury prevention practices to build safety-conscious workforce.
- Planned and evaluated new projects, consulting with other engineers and corporate executives as necessary.
- Monitored microscopic samples to determine metal specifications such as structure and erosion.
- Collaborated with cross-functional teams for process optimization, leading to increased productivity and reduced downtime.
Process Plant Metallurgist
Goldfields Ghana Limited
Tarkwa
09.2019 - 10.2020
- Engaged in Crusher Control Room operations (CRO)
- Carried out Mill Liner measurements (SAG and Ball Mills) and spigot measurements of hydro-cyclones during maintenance shutdown
- Conducted several test works on steel ball hardness and carbon activity test
- Conducted several metallurgical and assay laboratory processes on different samples
- Monitored Elution process on SCADA on the field
- Monitored grinding and classification efficiencies by conducting daily particle size analysis
- Engaged in the Carbon-in-Leach procedures and monitored carbon recovery and sampling for metallurgical accounting
- Developed team communications and information for plant operations and report review meetings.
- Reduced operational costs by identifying areas for improvement and recommending cost-effective solutions.
- Developed cost estimates and project specifications for proposals.
- Conducted research to identify and evaluate new technologies and concepts.
- Tested and analyzed equipment design and performance feasibility to determine potential ROI.
Warehouse Supervisor
Newcrest Ghana Limited
Kumasi
06.2014 - 09.2015
- Monitored and ensured team compliance with company regulations and procedures
- Inspired and motivated warehouse teams in operational improvement, increasing team efficiency
- Trained, guided and evaluated warehouse workers, increasing performance and productivity rates
- Developed and supported safe working practices to maintain hazard-free working environments
- Maximised sales and margin potential in line with business objectives to control all aspects of operation
- Loaded and unloaded truck deliveries using stock systems to process and arrange orders
- Performed daily inspection of warehouse grounds for security and safety
- Enforced correct procedures concerning paperwork dispatch and cash collection to avoid customer complaints
- Met supply requirements by strengthening inventory systems.
INTERN
Goldfields Ghana Limited
Tarkwa
03.2018 - 11.2018
- Engaged with Acacia operations in gravity recovery gold
- Conducted steel balls hardness test to ensure product meets specifications
- Engaged in morning metallurgical reports presentations
- Engaged in Forklift Truck Safety Awareness.
- Participated in workshops and presentations related to projects to gain knowledge.
- Devised and implemented processes and procedures to streamline operations.
- Gathered, organized and input information into digital database.
- Conducted research for various projects, leading to well-informed decisions and successful outcomes.
Teacher
Amenfiman Senior High School
Wasa Akropong
02.2016 - 06.2019
- Incorporated exciting and engaging activities to achieve student participation and hands-on learning.
- Conducted evaluations to measure performance and progress of students, providing guidance for areas requiring improvement.
- Developed and implemented classroom routines to address varying student needs.
- Designed detailed learning plans for struggling students based on test, homework and assignment records.
- Supported student physical, mental, and social development using classroom games and activities.
- Increased educational expertise and knowledge by participating in instructor-oriented workshops.
- Evaluated students' understanding of course material through examinations and in-depth essay writing.
- Incorporated multiple types of teaching strategies into classroom.
- Created and developed lesson plans to meet students' academic needs.
- Increased student literacy rates by implementing targeted reading strategies in individualized instruction plans.
- Implemented behavior modification strategies, resulting in improved self-regulation and classroom participation among students.
- Identified struggling students early on and provided additional support through tutoring sessions and modified lesson plans.
- Organized extracurricular activities such as clubs or field trips that enriched students'' learning experiences outside the traditional classroom setting.
- Maintained accurate records of student progress, attendance, and behavior to facilitate ongoing communication with parents about their child''s educational journey.
- Completed student progress reports mid-term to notify students and parents of strengths and areas of improvement.
- Prepared quizzes, tests and examinations to gauge how well students were learning.
- Managed classroom behavior effectively by establishing clear expectations, modeling appropriate conduct, and consistently enforcing established rules and consequences.
Forklift Operator
Newcrest Ghana Limited
Manso Adubia
02.2014 - 06.2015
- Adjusted machinery and notified supervisors of malfunctions.
- Weighed materials or products to record weight or other production data on tags or labels.
- Prevented stock discrepancies by performing routine inventory checks using both manual methods and automated systems.
- Coordinated team member movements based on current needs, avoiding safety concerns, or delays.
- Coordinated with supervisors to prioritize tasks, ensuring the most urgent shipments were processed first.
- Minimized product damage through careful maneuvering and transporting of fragile items.
- Unloaded materials and goods at designated locations for best project availability.
- Reduced loading times for shipping trucks by efficiently organizing and staging pallets.
- Improved warehouse efficiency by skillfully operating forklifts to move, locate, and stack materials.
Education
BSc: Mineral Processing Engineering (Metallurgy) - undefined
University Of Mines And Technology
UmaT, Tarkwa2020 - undefined
NEBOSH (Alison Online course)
undefined
Higher National Diploma: Occupational Health and Safety Management (OHSM)
Skills
Metallurgical Modeling (MODSIM) and Plant Optimizationundefined
Work Preference
Work Type
Full TimePart TimeContract WorkWork Location
On-SiteRemoteHybridImportant To Me
Company CultureWork-life balanceCareer advancementPaid sick leaveHealthcare benefits401k matchPaid time offTeam Building / Company RetreatsFlexible work hoursStock Options / Equity / Profit SharingPersonal development programsWork Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Software
Timeline
Deputy Health and Safety Superintendent
Tribune Mineral Resources
12.2023 - Current
Lead Metallurgist - Heap Leach Project
Goldline Mining Company Limited
02.2022 - 08.2023
Process Plant Metallurgist
Goldfields Ghana Limited
09.2019 - 10.2020
INTERN
Goldfields Ghana Limited
03.2018 - 11.2018
Teacher
Amenfiman Senior High School
02.2016 - 06.2019
Warehouse Supervisor
Newcrest Ghana Limited
06.2014 - 09.2015
Forklift Operator
Newcrest Ghana Limited
02.2014 - 06.2015
CIL Supervisor
TW MINES
BSc: Mineral Processing Engineering (Metallurgy) - undefined
University Of Mines And Technology
2020 - undefined
NEBOSH (Alison Online course)
undefined
Higher National Diploma: Occupational Health and Safety Management (OHSM)
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