About the position
Background:
- Excellent career opportunity for a Refrigeration and Commissioning Technician within a leading manufacturing company
Minimum Requirements:
- Grade 12 (Matric)
- Qualified Refrigeration Mechanic (Red Seal Trade Test)
- Valid SAQCC Gas Registration
- Valid code B driver's license
- Minimum 5–10 years' experience in commercial and industrial refrigeration
- Proven experience in commissioning commercial refrigeration systems
- Practical experience with CO2 (R744) refrigeration systems will be advantageous
- Strong electrical and mechanical fault-finding skills
- Experience commissioning refrigeration controllers and Variable Speed Drives (VSDs)
- Ability to read refrigeration piping diagrams, P&IDs and electrical drawings
- Intermediate computer literacy (Microsoft Office)
Responsibilities:
- Assist Contractors with commissioning and servicing commercial and industrial refrigeration systems
- Commission CO2 (R744) trans-critical refrigeration systems
- Commission refrigeration racks, cold rooms, freezer rooms, blast freezers, chillers and process cooling systems
- Carry out preventative maintenance in accordance with service schedules
- Attend emergency breakdowns and reactive service calls
- Diagnose and repair refrigeration, mechanical and electrical faults
- Replace compressors, evaporators, condensers, pressure vessels, valves, electronic expansion valves (EEVs), pressure transmitters, sensors, driers and associated refrigeration components
- Perform nitrogen pressure testing, leak detection, evacuation, refrigerant charging and refrigerant recovery
- Complete Factory Acceptance Tests (FAT), Site Acceptance Tests (SAT), commissioning and customer handovers
- Assist OEM Representatives during equipment commissioning and warranty start-ups
- Commission, service, maintain and repair commercial, simplex and CO2 (R744) trans-critical refrigeration systems
- Diagnose mechanical, electrical and control system faults on commercial, simplex and CO2 (R744) refrigeration systems
- Perform advanced fault finding and root cause analysis on refrigeration systems and associated equipment
- Configure refrigeration control systems, operating parameters and system control strategies
- Configure and commission electronic expansion valves (EEVs), gas cooler control strategies and flash gas bypass systems where applicable
- Diagnose and repair refrigeration electrical faults
- Read and interpret electrical schematics, refrigeration wiring diagrams and P&IDs
- Test electrical circuits, motors, contactors, overloads, relays and safety devices
- Install, commission and troubleshoot refrigeration electrical control systems
- Configure and commission electronic controllers including Carel, Danfoss, Dixell, Eliwell, and similar platforms
- Attend customer sites to investigate and rectify manufacturing defects reported on equipment
- Respond to warranty-related job cards and service requests
- Perform fault finding on manufactured refrigeration systems, electrical control panels and mechanical assemblies
- Identify and repair refrigerant leaks, piping defects, electrical defects and workmanship-related issues
- Conduct root cause analysis to determine equipment failures
- Report manufacturing defects, recurring failures and quality concerns to the Manufacturing
- Recommend design improvements to improve equipment reliability and serviceability
- Ensure compliance with the ISO 9001 Quality Management System
- Conduct quality inspections during installation, commissioning and maintenance activities
- Verify refrigeration piping, brazing, insulation, electrical wiring and equipment installations
- Provide technical leadership and support to Refrigeration Technicians
- Complete job cards accurately and within company time frames
- Complete commissioning reports, service reports, warranty investigation reports, quality inspection reports
- Monitor refrigeration systems using various remote monitoring platforms
- Provide technical support on commercial HVAC systems where required, including: rooftop packaged units, air handling u, split and ducted air conditioning systems, chilled water systems, commercial ventilation systems, HVAC commissioning, servicing and fault finding
- Comply with the Occupational Health and Safety Act (OHSA)
TO APPLY:
- Only if you meet the minimum job requirements and experience as mentioned above, you may submit a detailed updated CV.
- Please Apply Online and complete your registration via our website to enable and protect you as a candidate and to accept the new POPIA terms and conditions.
- This will then create your permanent profile with which you can apply for all jobs as advertised by AJ PERSONNEL.
- However, you may remove your profile from AJ PERSONNEL when you are no longer in the job market.
- Please take note that the applicants who do not adhere to the minimum requirements will not be considered for the respective position.
- Note our clients may expire jobs at their own discretion.
- AJ PERSONNEL will only respond to shortlisted candidates.
- If you have not received a response within two (2) weeks from applying, your application was then unsuccessful for that specific position, however your profile remains on our system for future opportunities.
Desired Skills:
- Refrigeration and Commissioning Technician
- Technical Skills
- Red Seal
- Degree
- Diploma
- East Rand
