1. CHRISTOPHER P. MAGAOAY
172 Claro M. Recto St. Dubinan East
Santiago City, Isabela Philippines 3311
Philippines: +639174463528
E-MAIL: christopher_magaoay@yahoo.com
Metallurgical Engineer
Mining… Laboratory Testing… Mineral Dressing… Hydrometallurgy… Gas Production
Metallurgical Engineer with significant years of experience in the Hydrometallurgical Processing Plant employing High
Pressure Acid Leaching (HPAL) process, Floatation process, mineral processing, commissioning and successful start-
up of a Mixed Sulfide, Hydrogen Sulfide Plant and Iron Ore Plant.
ACCOMPLISHMENTS
• Involve in commissioning and pre-operation verification testing of SHERRITT’s Ambatovy Nickel/Cobalt
Project. A billion dollar Nickel and Cobalt lateritic extraction and refinery project with nameplate capacity
of 60,000 t/a.
• Participate in the successful commissioning of Coral Bay Nickel Corporation Plant 2. Successfully achieved
148% plant operation.
• Trained and experienced in Hydrometallurgical Unit Operation and Process Control
Management; Safety, Environment and Manpower Management; Periodic Maintenance and
Repair Work of Plant Equipment.
• Successfully receive the first slurry from the minesite via 220km pipeline in commissioning stage of
Ambatovy project.
• Successfully commence the acid injection in Autoclave in commissioning stage of Ambatovy project.
• Involve in the commissioning and pre-operation of London Mining’s Marampa Iron Ore Plants 1B, 1C-A
and 1C-B expansion.
EXPERIENCE
April - May 2007 LAFAYETTE PHILIPPINES INCORPORATED:
RAPU RAPU PROCESSING INCORPORATED – OJT
• Technical Support – responsible in monitoring and control of the daily
processing procedures in the base metal plant of the company. Apply theories to
further enhance the production of the company.
• The job primarily involved hands-on activities in plant operations and includes
several on-site experimentations on process flow and materials handling.
June – October 2007 METALLURGICAL CHARACTERIZATION OF COTO MASINLOC ZAMBALES
REFRACTORY CHROMITE ORES - Thesis
• The study aims to determine if the chromite products and run-of-mine ores are
viable for further beneficiation, physical separations and upgrading through
characterization of which x-ray diffraction, chemical assaying and petrography
will be the tools.

2. December 2008 to CORAL BAY NICKEL CORPORATION:
October 2010 Junior Production Supervisor – H2S Plant
(Process Technician / Control Room Operator / Lead Operator)
Specific Responsibilities
• Assist in the Pre-Commissioning Activities and Commissioning Activities.
• Assist in Document preparation of Pre-Commissioning and Commissioning
activities, Operation manual, including training manual, and so on.
• Responsible for the conduct of Production Operation after Commissioning
Activities.
• Consideration or suggestion to improve Coral Bay Process.
• Perform other technical related issues and activities as required by the
Management.
• Perform other tasks as required by the management.
• Participates in all safety, health and environmental activities of the company.
Job Scope
• Responsible for the efficient and safe operation at the De-Zinc – Mixed Sulfide
(DeZn-MS), Hydrogen Sulfide (H2S), Final Neutralization (F-NTRL) and
Chemicals section through Distributive Control System (DCS) control,
monitoring, field equipment operation, follow-up of regular sampling and results
of the analysis for proper recording and appropriate action or necessary
adjustment to stabilize process conditions.
Tasks
• Operates the Distributed Control System to maintain normal process flow and
target optimum operation.
• Conducts DCS control Start-Up and Shutdown of Methanol Reforming Plant,
Hydrogen Sulphide Plant, and Hydrogen Sulphide Compressor.
• Monitors plant equipment such as pumps and motors, tanks, rakes, etc.
• Monitors field operation parameters such as pressure/ differential pressure,
temperature, concentration, flow, density.
• Line-up pipes for fluid flow and gas flow.
• Analyzes samples ( ORP, pH, Turbidity, Filtration Time, Density)
• Operates Pressure Filter Equipment for Mixed Sulphide product.
• Operates and checks the line-up of Polishing Filters.
• Collects Mixed Sulphide samples for laboratory analysis.
• Conducts Gastec Analysis for the concentration of Hydrogen Sulphide.
• Conducts Methanol Unloading and Sampling.
• Conducts ORSAT analysis for Hydrogen Sulphide purity.
• Operates and monitor the Methanol Reforming Unit.
• Operates and monitor the Hydrogen Pressure Swing Adsorption Unit.
• Operates and monitor the Sulfur charging and melting facility.
• Operates and monitor the Hydrogen Sulphide Reaction and Purification Circuit.
• Operates and monitor the Hydrogen Sulphide plant chilling unit.
• Operates and monitor the Hydrogen Sulphide plant Compressor.
• Conducts Steam Washing of H2S plant washing columns.
• Supervises the daily operation/production of two Hydrogen Sulphide Plant.

3. • Conducts and participates in Standardization (5S) Activities for clean and healthy
working environment.
• Operates the Distributed Control System to maintain normal process flow and
target optimum operation.
• Reports summary of Hydrogen Sulphide plant activities on a monthly basis.
November 2010 to AMBATOVY NICKEL/COBALT PROJECT (SHERITT INTERNATIONAL)
January 2012 Control Room Operator – Pressure Acid Leaching
Responsibilities
• Responsible in operating several types of process equipment from the control
room to safely and efficiently produce nickel and cobalt as well as process by-
products.
• Understand and follow procedures and policies to ensure health and safety of all
workers and environmental processes.
• Work with advanced process control equipment to monitor and control plant
processes.
• Troubleshoot complex process and equipment problems.
• Read process gauges and meters and record all relevant information on log sheets.
• Identify, rectify and report all equipment for maintenance, following established
procedures and policies.
• Monitor and control safe guards to ensure compliance.
• Safely prepare basic equipment for maintenance following established procedures
and policies.
• Actively participate in operational meetings and training sessions as required.
• Work in a team environment to successfully, safely and efficiently operate
equipment containing hazardous substances to achieve plant production targets.
Tasks
• Operates the Distributed Control System giving assistance to Pre-
Commissioning/Commissioning activities.
• Operates the Distributed Control System to assist the Instrumentation team and
DCS Specialist for equipment communication checks, loop checks, motor solo
run and load testing.
• Test the equipment in a sequence or manual run.
• DCS control of the Counter Current (Thickeners) Decantation Circuit.
• DCS control of the Slurry Neutralization and Final Neutralization Circuits.
• DCS control of the Chromium removal circuit.
• DCS control of the Tailings Pumps.
• DCS control of Utilities circuit. (limestone, flocculant and H2S)
• Review the operating manuals as basis for Standard Operating Procedures
formulation.
• Review vendor technical documents to have an advanced familiarization of the
process control of the equipments.
• Formulates drafts and review Standard Operating Procedures.
• Validates SOP through field verifications.
• Creates Isolation Checklist of equipment for permit to work operations.
• Participate in trainings and seminars needed for the operations.
• Conducts plant walk-downs to validate the Plants P&ID and be familiar with the

4. area.
• Review Plant Control and Interlock Narratives and check the control programs if
it satisfies the established narratives.
• Records daily process activities and coordinates to the responsible person for any
recommendations for process change and development.
• Assist in the investigation of process control failures and troubleshooting.
• Educates the local hired Madagascar Nationals of the process controls and trains
them to handle equipment control and operation.
• Participates on toolbox meetings and general safety meetings for plant operation
updates and safety awareness.
February 2012 to LONDON MINING
November 2014 (Plant Operator /Control Room Operator/Trainer) – Marampa Iron Ore Plant
Responsibilities
• Participates on toolbox meetings and general safety meetings for plant operation
updates and safety awareness.
• Controls Distributed Control System (Citec Scada) for water and slurry
commissioning as well as normal operations start up and shutdown of the units.
• Perform Control Loop Testing for the flow meters, level indicators, valve
stroking on pneumatic and solenoid valves and mechanical run in for pumps with
proper coordination with the field operators.
• Conduct testing for process interlocks, pullwire, belt drift, belt rip and emergency
stop for conveyors and other process units.
• Ensure compliance with relevant HSE policies, procedures, objectives and
regulations and the commitment to achieving Zero Accident through safe
behaviors.
• Performs training as required to complete skills development with a “can do”
attitude. Mentors and trains Sierra Leoneans operators with less experience and
knowledge. Liaise with Team Leader to minimize disruption to production
targets.
• Complete allocated operational inspections of the plant in an efficient manner to
optimize productivity without jeopardizing employee safety, high standard of
workmanship or end product quality.
• Ensuring SOP’s / PTW systems are followed and that any deviation from the
details will be through consultation with the team leader/ supervisor and ensuring
any changes are recorded.
• Participates and actively contributes in an approved program of safety meetings,
toolbox safety discussions, and safety audits.
• Undertakes a schedule of safety / environmental / housekeeping inspections of
the processing plant and associated infrastructure when required, ensuring that
corrective actions on deficiencies are raised and communicated to the shift
supervisor.
• Do daily production report for 24 hrs operation and encode in the production
database.

5. NON FORMAL TRAININGS
Permit User - January 24, 2011 - Minesite Moramanga, Madagascar Ambatovy
Permit Acceptor - January 25, 2011 - Minesite Moramanga, Madagascar Ambatovy
Equipment Preparer - January 26, 2011 - Minesite Moramanga, Madagascar Ambatovy
Working At Heights - February 1, 2011 - Minesite Moramanga, Madagascar Ambatovy
Confined Space Entry - February 1, 2011 - Minesite Moramanga, Madagascar Ambatovy
Self-Contained Breathing Apparatus Training – April 2011 – Tapakala, Madagascar Ambatovy
Job Safety and Environment Analysis - January 31, 2011 - Minesite Moramanga, Madagascar Ambatovy
Immediate Response Team Training – December 2011 – Toamasina, Madagascar Ambatovy
Top Up Training - November to December 2010 - Toamasina Campsite, Madagascar Ambatovy
French Lesson - November 2010 – Mandaluyong City, Philippines
- November to December 2010 – St. Paul Toamasina, Madagascar Ambatovy
- January to February 2011 - Minesite Moramanga, Madagascar Ambatovy
CO-CURRICULAR ACTIVITIES
SOCIETY OF MANUFACTURING ENGINEERS (2005-2007)
• Member (2005 – 2007)
2006 ASIAN PACIFIC CONFERENCE ON PRACTICAL ENVIRONMENTAL TECHNOLOGIES
(College of Engineering Theater, UP Diliman Quezon City – August 3, 2006)
EDUCATION
<2002-2008> UNIVERSITY OF THE PHILIPPINES, DILIMAN
Bachelor of Science in Metallurgical Engineering
<1998-2002> INFANT JESUS MONTESSORI SCHOOL

6. NON FORMAL TRAININGS
Permit User - January 24, 2011 - Minesite Moramanga, Madagascar Ambatovy
Permit Acceptor - January 25, 2011 - Minesite Moramanga, Madagascar Ambatovy
Equipment Preparer - January 26, 2011 - Minesite Moramanga, Madagascar Ambatovy
Working At Heights - February 1, 2011 - Minesite Moramanga, Madagascar Ambatovy
Confined Space Entry - February 1, 2011 - Minesite Moramanga, Madagascar Ambatovy
Self-Contained Breathing Apparatus Training – April 2011 – Tapakala, Madagascar Ambatovy
Job Safety and Environment Analysis - January 31, 2011 - Minesite Moramanga, Madagascar Ambatovy
Immediate Response Team Training – December 2011 – Toamasina, Madagascar Ambatovy
Top Up Training - November to December 2010 - Toamasina Campsite, Madagascar Ambatovy
French Lesson - November 2010 – Mandaluyong City, Philippines
- November to December 2010 – St. Paul Toamasina, Madagascar Ambatovy
- January to February 2011 - Minesite Moramanga, Madagascar Ambatovy
CO-CURRICULAR ACTIVITIES
SOCIETY OF MANUFACTURING ENGINEERS (2005-2007)
• Member (2005 – 2007)
2006 ASIAN PACIFIC CONFERENCE ON PRACTICAL ENVIRONMENTAL TECHNOLOGIES
(College of Engineering Theater, UP Diliman Quezon City – August 3, 2006)
EDUCATION
<2002-2008> UNIVERSITY OF THE PHILIPPINES, DILIMAN
Bachelor of Science in Metallurgical Engineering
<1998-2002> INFANT JESUS MONTESSORI SCHOOL