Maintenance Supervisor
Resume:
CURRICULUM VITAE
CHRISTIAN OBENG
Career Summary
Monitors and directs the day-to-day activities and operations of Fleet Maintenance; coordinates
maintenance, repair, rebuilding, assembling and disassembling of Cat- Caterpillars, O&K, Liebherr,
Komatsu (both underground and surface Production) by scheduling technicians and coordinating assigned
activities with other departments. Oversees the performance of skilled tasks in the servicing, repair and
maintenance of a variety of rigs and support trucks; oversee the inventory and procurement of all
applicable parts, supplies, tools, fuels and equipment needed; develops and distributes work plan
assignments and ensures completion. Maintains data base, prepares reports and supervises fleet
mechanical personnel
Profile
I am a zealous and well organized, self-motivated with broad ranging exposure. Having good
communication skills with leadership skills and having the ability to relate well to people at all levels. My
oral communication skills can enable me to work with a team to achieving the set goals and objectives of
our employer.
Personal Data
Name : Christian Obeng
Date of Birth : 30th January, 1967
Marital Status : Married
Languages : French and English
Telephone : +233***-***-***
Email Address : *************@*****.***
Educational Background
Institution
University of Mines and Technology, Tarkwa - Ghana -1999
• HND - Mechanical Engineering
Course Content
• Mathematics
• Engineering Science,
• Thermodynamics, Plant
• Pneumatics, Refrigeration,
• Fluid Transmission Material Science
• Machinery Maintenance
University of Mines and Technology- Tarkwa-Ghana -2001
HND - Engineering & Hydraulics
•
Kumasi Technical Institute -1984 - 1986
• Auto Mechanic
Professional Skills
• First Aid standard Certificate by Ghana Red Cross Society
• Participation on the Training and the use of forklift in lifting up equipment parts for installation by
Abosso Gold fields Limited
• Critical Task Analysis/ Risk Assessment, Safety Certificate of Competency by Gold Fields
Academy
• ISO 14001 Environmental Management Systems Internal Auditor, Certificate of Competency by
BVQI
• OHSAS 18001Occupational Health and Safety Management System Internal Auditor, Certificate
of Competency by BVQI
• Certificate of achievement for successful completion of R984 to R994, Liebherr France
• Certificate of achievement 2,000,000 LTI free man hours – African Mining Services
• Certificate of service (Plant operations) African Mining Services
• Certificate of Capability of Competence on Interacting with Others, Communication Precipices,
Improving Performance, Improving Work Habits, Maintaining Improved Performance, Orienting
the new Employee, Utilizing Effective Follow-up action, Utilizing Effective Disciplinary action,
Handling Complains & Talking to your Superior by Goldfields Academy
• Certificate of Capability of Competence Thinking Skills, Thinking Blocks, Tools for
Understanding, Positive Negatives Interesting, Consider all Factors, Consequence and Sequence,
Aims Goals Objective, First Important Priorities & Creativity by Goldfields Academy
• Supervisory Management and Leadership Training in Coaching Skills and Assertiveness
Development Program, Certificate of Competency Gold Fields Academy
• Critical Task Analysis/ Risk Assessment, Safety Certificate of Competency by Gold Fields
Academy
Working Experience
Name of Company : BCM International – Sierra Leone
Job Title : Heavy Duty Maintenance Supervisor
Date : July 2013 to April 2014
Responsibilities
• Ensure all maintenance teaks performed are within the compliance of Mine safe operating
procedures, standard job guidelines and if not, a comprehensive job safety analysis is performed
• To monitor the performance of all the maintenance personnel in the shop and field, to execute and
supervise of all the maintenance repairs planned, and unplanned.
• Provide the required reports as requested by your supervisor.
• Train the maintenance personnel under your supervision to provide a safe, efficient and effective
work place.
• Participate in the technical and performance evaluation of your subordinates, and provide
constructive feedback to improve their competency.
• Assist in the development of work procedures, Job Safety Analysis (JSA) systems and standards
that will comply with occupational health and workplace standards to meet company and national
guideline, policies and legislation.
• Taking charge in maintenance and repairs of equipment on site.
• Greasing of all equipment at the end of every shift.
• Liaise with the Mechanical supervisor on duty to arrange for equipment servicing on daily basis.
• Perform daily machine inspection and lubricant level checks and top and record all defects
• Carry out service schedules on Equipment machines such as:
• Cat7495, 6060/6030,6018,330,320 Shovels,16H 16/24M, 854, 773 14H Grader D10T, D10R
Dozers, 834G and 834H wheel dozers, 934H and 966G loaders. Carry out both undercarriage
rebuild and repairs on O & K RH40, RH120, 200,340, RH 170, RH90 Excavators, Liebherr
Excavator Dump Trucks 785, 789, 793, 992/994 777B, 777D, and Engine. C18, C32, CAT Gen
Sets 3516, 3512, Troubleshooting problems on Kuoatsu Dozers 285,155,375,475 Komatsu 785,785
trucks and Volvo Articulator trucks, 934H and 966G caterpillar machines and implementation of
associated maintenance and repair processes.
• Carry out Daily Service and Scheduled Maintenance Service from 250 hours – 2000 hours. All
maintenance services are based on caterpillar specifications.
• Making sure parts are ordered for defective components
• Make sure that task are carried out in a safe way
• When there is brake air pressure low, it shows on the VIMS, SIS and ET I then carry out trouble
shooting on the air system. First I check the air compressor outlet, governor, air purge valve, starter
air relay valve and finally the turbo charger for the air flow rate, before I carry out any necessary
repair on the various components.
• Assemble and disassembling of components to specification
• Making daily work reports on task carried out each day
• Also build a strong team work among my team mates and plan well to meet contingency situations
• Perform follow ups on parts ordered for maintenance, assigned tasks, monitoring and effective
communication with team members
• Ensure machines is parked with the park brake on (Tag out and Lockout)
• Take oil samples from various oil compartments for scheduled oil sample analysis test
• Engine oil filter, air filter, fuel filter, transmission filter and hydraulic filters all changed
• Final Drive oil drained and refilled because there is no filtration system.
• Taking of oil samples from the various components at every scheduled service hours and at each
oil change for oil analysis to help detect problems before they lead to costly repairs and downtimes
carried out coolant analysis test
• Carried out backlog repairs (includes resealing or pumps, replace burst hoses, worn seals, damage
to components, etc.
Name of Company : Ore search Civil Company – Liberia
Job title : Workshop & Field Service Supervisor
Date : May 2010 to July, 2013
Responsibilities
• To execute and complete the maintenance repair contract works with such variations, alternations
and modifications, additions to and deductions there from as may be required under provisions of
this Maintenance Repair Agreement.
• Taking charge in maintenance and repairs of equipment, sourcing and ordering parts for repairs.
• Programming equipment services and major repairs on site
• Perform oil spill prevention, containment and or clean-up accordance with set environmental
standards on site.
• Undertake safety and environmental planned inspections, risk assessment, safety audit, critical and
planned task observation and other related duties.
• Perform daily machine inspection and lubricant level checks and top and record all defects and
send it to the planning department.
• Adhering to the safety standards for safe and effective operation of all equipment
• Writing and submission of weekly and daily report
• Diagnostic troubleshooting implementation of associated maintenance and repair processes
• Monitor and Inspect Underground Machines like Ephinstone 1700R, AD 40. This is done daily to
assess the mechanical state of the machines and enhance availability
• Rebuilding of Component and Disassembling of Components
• Order parts needed for rebuilding of components
• Making daily reports (i.e. relevant information related to jobs performed and scheduled jobs)
• Give maintenance advices to clients on what must be done to get the machines effectively working
Name of Company : Ore search Civil Company - Guinea
Job Title : Mechanic Supervisor
Date : November 2009 to May 2010
Responsibilities
• Supervising truck haulage to fill and compact, borrow pit clearing and pushing laterite to stockpile
• Train the maintenance personnel under your supervision to provide a safe, efficient and effective
work place.
• Perform all maintenance and servicing of equipment’s on site.
• Participate in the technical and performance evaluation of your subordinates, and provide
constructive feedback to improve their competency.
• Assist in the development of work procedures, Job Safety Analysis (JSA) systems and standards
that will comply with occupational health and workplace standards to meet company and national
guideline, policies and legislation.
• Assist in the development of equipment parts lists, consumable lists, stock levels of parts and
consumables.
• Greasing of all equipment at the end of every shift.
• Liaise with the Mechanical supervisor on duty to arrange for equipment servicing on daily basis.
• Maintenance, servicing, repairs, overhaul of rotary head, cat engines (C27, C18, C14, C7, 3406 &
3208)
• Carry out complete overhauling and repairs on CAT machines component such as CAT Engines
3512B, 3408, 3508B, C32 and C27 ACERT Engine Models, Final Drives, Differential, Torque
Convertors, Brakes, Transmission and Hydraulic Cylinders
• Because of how delicate this component is, contamination control is a major concern. I make sure
that this whole exercise is carried out in clean environment. I remove, clean and inspect,
turbochargers, cylinders head, cylinders liners, pistons, crankshaft, camshaft, water pump, oil
pumps, coolers, valves, compressor wash and inspect, check for wear, cracks, worn seals, damaged
parts etc. Any worn parts are replaced.
• I remove and replace burst steering, hydraulic and transmission hoses as well as changing worn O-
ring seals.
• I also monitor the VIMS (vital information management system) when the machine is on the field
(pit). When the blue light is on, it indicates that, there is a problem on the machine so I attend to it
and solve it. It may be a brake stroke high. The brake stroke high appears on the VIMS, SIS, and
ET Thus when there is air in the braking
Name of Company : Crew Gold/ SMD Gold Mine- Lero, Guinea
Job Title : Heavy Duty Maintenance Supervisor
Date : September 2008 – July 2009
Responsibilities
• Supervision field services on equipment for effective equipment scheduling.
• Managing of workshop in accordance with company’s procedures and standards.
• Ensuring full compliance of applicable laws and regulations of the company.
• Ensuring adherence to safety standards and high engineering work ethics.
• Responsible for training of both new and old employees, assigning various work targets and assist
in performance monitoring of the workforce.
• Assist in maintenance scheduling of both heavy duty equipment’s and partly light vehicles.
• Carry out cylinder cutout test with the ET (Electronic Technician)
• Change injectors
• Perform injector calibration
• Carry out complete overhauling and repairs on CAT machines component such as CAT Engines
3512B, 3408, 3508B, C32 and C27 ACERT Engine Models, Final Drives, Differential, Torque
Convertors, Brakes, Transmission and Hydraulic Cylinders
• Because of how delicate this component is, contamination control is a major concern. I make sure
that this whole exercise is carried out in clean environment. I remove, clean and inspect,
turbochargers, cylinders head, cylinders liners, pistons, crankshaft, camshaft, water pump, oil
pumps, coolers, valves, compressor wash and inspect, check for wear, cracks, worn seals, damaged
parts etc. Any worn parts are replaced.
• I remove and replace burst steering, hydraulic and transmission hoses as well as changing worn O-
ring seals.
• I also monitor the VIMS (vital information management system) when the machine is on the field
(pit). When the blue light is on, it indicates that, there is a problem on the machine so I attend to it
and solve it. It may be a brake stroke high. The brake stroke high appears on the VIMS, SIS, and
ET Thus when there is air in the braking system. I carry out bleeding to get rid of the air in the
system.
• I also change transmission pump, steering pump and hydraulic pump when the pump pressure is
low. Before I change the pump, the oil is drain into a drain pan. After draining, I remove all the
hoses on the pump to support the pump with sling before the mount bolts is loosened. After all, the
pump is lowered gradually with the sling on the floor before the new pump is mounted on the
machine and the pressure tested with pressure gauge.
• Change worn out tracks on dozers, replace worn top and down rollers if necessary, check for weak
idlers and check for track quads, that is undercarriage
• Change pump drive and main drive shaft lip seals.
• Change defective water pump and thermostat.
• Change defective flow regulators
• Remove hoist control value, reseal and fix it back
• Change fuel transfer pump and fuel injectors when they are faulty.
• Brake System oil, Cooling system coolant, Engine oil, Hydraulic oil, Differential oil, Steering
system oil, Final drive oil, Torque Convertor and Transmission oil, Transfer gear oil
• Wear rate monitors and tracks metal wear particles, contaminant, and oil additive package elements
• Oil condition compare: used oil to new oil to the oil viscosity
• Oil cleanliness determines if abrasive contaminant are causing accelerated wear
• Additional test detect water, glycol or fuel in oil
• Engine cylinder cut out test
• Injector calibration test
Name of Company : PMC International -Guinea
Job Title : Heavy Duty Mechanic Supervisor
Date : 2006 to 2008
Responsibilities
• Provide the required reports as requested by your supervisor.
• Participate in the technical and performance evaluation of your subordinates, and provide
constructive feedback to improve their competency.
• Assist in the development of work procedures, Job Safety Analysis (JSA) systems and standards
that will comply with occupational health and workplace standards to meet company and national
guideline, policies and legislation.
• Assist in the development of equipment parts lists, consumable lists, stock levels of parts and
consumables.
• Greasing of all equipment at the end of every shift.
• Liaise with the Mechanical supervisor on duty to arrange for equipment servicing on daily basis.
• Maintenance, servicing, repairs, overhaul of rotary head, cat engines (C27, C18, C14, C7, 3406 &
3208)
Name of Company : BCM International- Tabakoto Mali
Job Title : Heavy Duty Maintenance Supervisor
Date : 2004 – 2006
Responsibilities
• Supervision of field services on equipment for effective equipment scheduling
• Assist in the development of equipment parts lists, consumable lists, stock levels of parts and
consumables
• Managing of workshop in accordance with company’s procedures and standards.
• Ensuring full compliance of applicable laws and regulations of the company.
• Responsible for safety and training of employees of workforce.
• Assist in maintenance scheduling of heavy duty equipment’s.
• Field servicing of equipment and defects
• Undertake safety and environmental planned inspections, risk assessment, safety audit, critical and
planned task observation and other related duties.
• Perform daily machine inspection and lubricant level checks and top and record all defects and
send it to the planning department
• Greasing of all equipment at the end of every shift
• Writing and submission of weekly and daily report
Name of Company : BCM International- Tabakoto Mali
Job Title : Workshop Foreman
Date : 2001 to 2004
Responsibilities:
• Managing of workshop in accordance with company’s procedures and standards.
• Ensuring full compliance of applicable laws and regulations of the company.
• Responsible for safety and training of employees of workforce.
• Assist in maintenance scheduling of heavy duty equipment’s.
• Field servicing of equipment and defects
• Change fuel transfer pump and fuel injectors when they are faulty.
• Brake System oil, Cooling system coolant, Engine oil, Hydraulic oil, Differential oil, Steering
system oil, Final drive oil, Torque Convertor and Transmission oil, Transfer gear oil
• Wear rate monitors and tracks metal wear particles, contaminant, and oil additive package elements
• Oil condition compare: used oil to new oil to the oil viscosity
• Oil cleanliness determines if abrasive contaminant are causing accelerated wear
Name of Company : BCM International- Tabakoto Mali
Job Title : Heavy Duty Mechanic
Date : 1999 – 2001
Responsibilities:
• Ensure all maintenance tasks performed are within the compliance of Mine safe operating
procedures, standard job guidelines and if not, a comprehensive job safety analysis is performed
• To monitor the performance of all the maintenance personnel in the shop and field, to execute and
supervise of all the maintenance repairs planned, and unplanned.
• Train the maintenance personnel under your supervision to provide a safe, efficient and effective
work place.
• Assist in the development of equipment parts lists, consumable lists, stock levels of parts and
consumables
• Assist in the development of work procedures, Job Safety Analysis (JSA) systems and standards
that will comply with occupational health and workplace standards to meet company and national
guideline, policies and legislation
• Perform daily machine inspection and lubricant level checks and top and record all defects and
send it to the planning department
Name of Company : PW Ghana Limited-Tarkwa
Job Title : Heavy Duty Mechanic
Date : 1998 – 1999
Responsibilities:
• Perform all maintenance and servicing of equipment’s on site.
• Participate in the technical and performance evaluation of your subordinates, and provide
constructive feedback to improve their competency.
• Assist in the development of work procedures, Job Safety Analysis (JSA) systems and standards
that will comply with occupational health and workplace standards to meet company and national
guideline, policies and legislation.
• Assist in the development of equipment parts lists, consumable lists, stock levels of parts and
consumables.
Name of Company : BCM Ghana Limited -Tarkwa
Job Title : Heavy Duty Mechanic
Date : 1996 – 1998
Contamination Control tools used
• Oil particle analyzer
• Ferrous debris analyzer
• Fluid recovery system
• Kidney loop machine
• Rear axle filter buggy
• Vacuum extraction
• Suction tube and dust cap
• Refract meter
Courses Trained in
• Cat Electronic Technician (Cat ET)
• Service Information System (SIS)
• Vital Information Monitoring System (VIMS,HIS,CTS)
• Telescopic Boom Handler - Transvaal Training
Personal Attributes and Skills
• Effective communication, decision making and problem solving skills
• Able to work in a multi-cultured environment and a strong sense of integrity
• Capable of working on compressors and boosters
• Specialized knowledge to analyze and solve complex problems
• Ability to establish and maintain working relationship with team members of diverse cultural
regardless of race, religion, age, or disability
• Capable of imparting my skills and knowledge to other people without any difficulties
• Quick to learn and adjust into changing circumstances and strong attention to details
• Computer literate in the following application MS Word, MS Excel & Internet Usage
Equipment Experience
• O&K RH40, RH120, 200,340, RH 170, RH90 Excavators
• CAT 6018,330,320 Excavators
• Cat Shovels 7495/6060/6030
• Komatsu PC5500,1250,1800,2000 Excavators
• Komatsu 785 trucks and Volvo Articulator trucks
• Komatsu 275,375,475
• Hitachi EH4500 Equipment
• 16H 16/24M, 854, 773 14H Grader
• D9R, D10R, D11 Dozer
• 785, 789, 793, 992/994 777B, 777D Dump Truck
• 992C, 992D Wheel Loader
• H85 Demag Excavator
• Demag 135 Excavators
• Liebherr 994B Excavator
• Wheel loader 992G and all mobile machines in the
Referees
Riaan Van DelWart Dennis Collins Graham Thomason
Director, Plant Manager Engineering Manager
OreSearchCivil Company PMC International *********@*****.***
*****@**************.*** ***********@*****.***
Peter Lockhart Yaw Peter
Workshop Manager Workshop Superintendent
PMC International- Lero, Guinea MCK. Congo.
*******@*****.**.** ************@*****.**.**
Gerhard Kotting
Plant Manager
Delta Gold Mining LTD
**************@*****.***.
************@********.***
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