MOSTERT MUTEKWA
North Rothbury
Summary
Dynamic HVACR Technician with extensive experience at Clinix Health Group, skilled in system diagnostics and energy management. Proven track record of enhancing equipment efficiency and reducing downtime through proactive maintenance. Strong communication abilities foster customer satisfaction and successful project outcomes. Committed to delivering high-quality installations and repairs in refrigeration and air conditioning systems.
Overview
17
17
years of professional experience
Work History
Resident Service Technician - Bus Air Conditioning
QTK Group
Newcastle
01.2025 - Current
- Service Bus Air Conditioners in the field.
- Install bus air conditioners at OEM facilities.
- Perform scheduled servicing, system repairs, onsite installations, and maintenance.
- Respond to callouts for equipment fault-finding and repair throughout Newcastle, Central Coast, and surrounding areas.
- Occasional travel to regional towns, with short stays.
- Maintain job reports on a tablet.
- Complete pre-start checks and other required documentation.
- Keep the company vehicle clean and presentable.
- Maintain up-to-date customer records.
- Support sales activities by providing equipment assembly, testing, warranty inspections, and repairs.
- Adhere to QTK’s safety and operational procedures.
Refrigeration and Air Conditioning Technician
Warren Ward Refrigeration
11.2019 - Current
- Reporting to : Services Manager
- Installation, Repairs and Servicing of Air Conditioning Units for Offices and Domestic Houses
- Repairs and Servicing of Commercial Refrigeration Units for Shops and Supermarkets, Multiplex Units, Self-Contained Units
- Installations, Repairs and Servicing of Automobile Air Conditioning for Mining Equipment, Vehicles and Caravans
- Mining Equipment Air Conditioning – Performing 12 Monthly AC Service, 3 Monthly AC Service , General Air Conditioning Inspections to improve conditions
- Worked on Draglines, Excavators, Hitachi Trucks, Cable Units, Graders, Water Carts, Lube Trucks, D11T & D10T’s Dozers among others
- Improved system efficiency by conducting thorough diagnostics and implementing necessary repairs on refrigeration and air conditioning equipment.
- Maintained consistent temperature control for clients by performing regular maintenance on HVAC systems.
- Reduced energy consumption for customers with the installation of energy-efficient heating, ventilation, and air conditioning systems.
- Enhanced customer satisfaction by addressing and resolving service complaints promptly and professionally.
Senior Maintenance Technician (HVAC, Group Technical Manager
Clinix Health Group
07.2017 - 11.2019
- Reporting to : Group Engineering Manager
- Carry out check lists, report any faults, and schedule for Preventative Maintenance for equipment including Generators, Autoclaves, Compressors, Vacuum Pumps, Elevators/Lifts, UPS, Oxygen Bulk Tanks, Isolocs and Transformers
- Preparing Maintenance Reports, Payment Schedules against the budget, Job Card Summaries and Equipment Year Planners
- Install and calibrate systems, install copper tubing, and repair pipes and tubing as necessary, test joints and insulate pipes of refrigeration and air conditioning systems, flush boilers, descale tubing, rebuild pressure and temperature safety valves and water pumps
- Commissioning, Repairs, Maintenance and Installation of HVAC and Refrigeration Equipment
- Theatre AHU, Chillers, Preparations for Particle Count and Air Flow Tests, Air and Water Balancing
- Improved overall equipment efficiency by performing preventative maintenance and troubleshooting complex machinery issues.
- Reduced equipment downtime through implementation of a proactive maintenance schedule, ensuring optimal production levels.
- Enhanced plant safety by conducting thorough inspections and addressing potential hazards in a timely manner.
HVACR Technician
LFR Industrial
07.2015 - 06.2017
- Service t/a Cool Tech cc (Netcare Clinton and Union Hospital) Alberton
- Commissioning, Inspect, repair, modify and install HVAC equipment including Refrigeration Air Conditioning Compressors, Solid Ducting Erecting, chillers, water cooling towers, forced air converter units, Pumps for Banks, Hospitals Theatres and Pharmaceuticals), Restaurants and server/computer rooms
- Units worked on includes Chillers, Air Handling Units, Roof Packaged Units, Fan Coil Units, Fresh Air Supply Fans, Diffusers, Extraction fans, Ceiling fans Inverters and Non-Inverter Split Units, VRV/VRF-Daikin, Samsung DVM, LG, TOTALINE Units Under ceiling, Hide away units, High wall, cassettes, window type and console units, Air Curtains, Under bar fridges, Bottle coolers
- Commissioning, Repairs and Installation of Heat pumps for swimming pools, geysers, underfloor heating, and Jacuzzis
- Commercial and Domestic Duct Installations, Repairs and Services of Kitchen and Laundry Exhaust, AHU Ducting work Solid and Flexible Ducting
- Possesses high level of Refrigeration and HVAC Controls Tech Knowledge
- Lubricate and pack heating, ventilation, refrigeration, and air conditioning motors, pumps, fans, and other equipment
- Conduct regular preventive maintenance inspections of Refrigeration units, isolated heating and ventilating units, including boilers, gas and electrically operated Air Conditioning equipment, and make necessary adjustments or repairs, service and repair evaporative coolers.
- Streamlined diagnostic processes with thorough knowledge of electrical and mechanical components in HVAC-R systems.
- Reduced energy consumption, implementing energy-efficient upgrades and modifications to existing equipment.
- Enhanced system efficiency by conducting regular preventative maintenance tasks on HVAC-R equipment.
- Improved customer satisfaction by providing timely and cost-effective repair solutions for various HVAC-R systems.
Technical Support Technician
Firefly EEHB (Pty) Ltd
12.2013 - 06.2015
- Reporting to : Technical Manager
- Repairing, Installing & Commissioning of Heat Pumps for domestic geysers, commercial swimming pools, under floor heating and Jacuzzis (Firefly, Alliance, Techno spa, EMS and Sir AIR)
- Provided exceptional technical support for software and hardware, resulting in reduced downtime for clients.
- Contributed to streamlined workflow by maintaining clear and accurate documentation of technical support cases.
- Increased efficiency with comprehensive knowledge of company products and services, allowing for quick issue resolution.
- Maintain related records concerning time, labor, and materials, maintain log of tasks performed and write reports as required
- Liaising and providing with customers and giving advice on best sizes, location installation and sales information
- Provide Quotation after site visits and inspection.
- Improved customer satisfaction by efficiently diagnosing and resolving technical issues.
- Contributed to streamlined workflow by maintaining clear and accurate documentation of technical support cases.
- Contributed to streamlined workflow by maintaining clear and accurate documentation of technical support cases.
Apprentice Air Conditioning & Refrigeration / Technician
Tongaat Hulett (Hippo Valley Estates) LTD
01.2009 - 12.2013
- Reporting to : Electrical Engineer
- Commissioning, Installation, repair & maintenance of Automotive Air Conditioning systems to include light vehicles and Earth Moving Machines for Agriculture (Tractors, Harvesters, Combines, Sprayers), Mining, Military (Armoured Vehicles) Buses and Ambulances - Grab loaders, JCB, BELL, JRG and CAT
- Enhanced practical skills by assisting experienced professionals in various tasks.
- Developed proficiency in industry-specific tools and software through hands-on training.
- Built strong relationships with team members and supervisors, fostering a positive work environment.
- Received constructive feedback from mentors, leading to improved performance and increased knowledge.
- Perform skilled electrical maintenance work in the repair, installation and alteration of HVAC equipment, components, timers, motors, and wiring systems as needed, connect motors to control panels
- Well versed with the safety aspects & concerns involved in the handling & storage of refrigerants to include Refrigerant recovery, recycling & reclaiming
- Supervision and counseling of students and apprentices on theoretical and practical activities
- Repair and Maintenance of Refrigeration equipment that includes Cold-rooms, Freezer rooms, Bottle coolers, Ice making machines, Air Dryers, and Air Compressors, under bar fridges
- Knowledge of Dixell and Carrel Controllers, domestic fridges, and other household appliances
- Possesses high level of Communication, Fault Finding and Problem-solving Skills
Trainee Refrigeration & Air
Meikles Africa Hotel
01.2008 - 12.2008
- Maintenance Manager, Conduct regular preventive maintenance inspections of Refrigeration units, isolated heating and ventilating units, including boilers, gas, and electrically operated Air Conditioning equipment, and make necessary adjustments or repairs, service and repair evaporative coolers as guided by the Senior Technician
- Perform housekeeping after Installations and all work duties
- Complete Daily Task Sheets, Job cards, Planned and Preventative Maintenance Check lists.
Education
Advanced Diploma - Mechanical Engineering
Engineering Institute of Technology
Australia04-2025
Diploma of Engineering Technical (MEM -
Intech Institute of Technology
Australia12.2022
Authorized Refrigeration Gas Practitioner (SAQCC ID No. 5255) - Category B [Category B] (SA Refrigerant Handling License -
SAQCC
SOUTH AFRICA03.2017
Certificate as a member of South African Institute of Refrigeration -
SAIRAC
SOUTH AFRICA02.2017
Certificate of 4-year Apprenticeship successful completion. Contract of Apprenticeship. Journeyman Skilled Worker -
Ministry of Higher And Tertiary Education
Zimbabwe12.2012
National Certificate in Refrigeration & Air -
Kwekwe Polytechnic
Zimbabwe12.2010
Skills
- SAQA NQF Level 4 in Refrigeration and Air Conditioning
- Passed the computer course in:
- Basic concepts of IT, using computers, managing files, word processing, spreadsheets, and databases/filing systems
- Ventilation systems
- Energy management
- Filter replacement
- System diagnostics
- Equipment installation
- Wire diagram interpretation
Education
true
Skills
- Filter Replacement
- System diagnostics
- Equipment Installation
References
REFERENCES : AVAILABLE UPON REQUEST
Timeline
Resident Service Technician - Bus Air Conditioning
QTK Group
01.2025 - Current
Refrigeration and Air Conditioning Technician
Warren Ward Refrigeration
11.2019 - Current
Senior Maintenance Technician (HVAC, Group Technical Manager
Clinix Health Group
07.2017 - 11.2019
HVACR Technician
LFR Industrial
07.2015 - 06.2017
Technical Support Technician
Firefly EEHB (Pty) Ltd
12.2013 - 06.2015
Apprentice Air Conditioning & Refrigeration / Technician
Tongaat Hulett (Hippo Valley Estates) LTD
01.2009 - 12.2013
Trainee Refrigeration & Air
Meikles Africa Hotel
01.2008 - 12.2008
Advanced Diploma - Mechanical Engineering
Engineering Institute of Technology
Diploma of Engineering Technical (MEM -
Intech Institute of Technology
Authorized Refrigeration Gas Practitioner (SAQCC ID No. 5255) - Category B [Category B] (SA Refrigerant Handling License -
SAQCC
Certificate as a member of South African Institute of Refrigeration -
SAIRAC
Certificate of 4-year Apprenticeship successful completion. Contract of Apprenticeship. Journeyman Skilled Worker -
Ministry of Higher And Tertiary Education
National Certificate in Refrigeration & Air -
Kwekwe Polytechnic
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