Plumbing, Heating

2 weeks ago

Singapore LETSCORPORATE ENTERPRISE PRIVATE LIMITED Full time

**Key Responsibilities**:

- Install, inspect, service, and repair refrigeration and air conditioning systems.
- Diagnose mechanical and electrical faults in HVAC/R systems.
- Perform routine maintenance on commercial and residential cooling systems.
- Recharge systems with refrigerant and check for leaks.
- Read and interpret technical drawings, schematics, and manuals.
- Calibrate thermostats and ensure systems operate efficiently.
- Maintain records of repairs, maintenance schedules, and compliance checks.
- Comply with health and safety standards and regulations.
- Recommend system upgrades or replacements when needed.
- Work independently or as part of a team in various settings (residential, commercial, or industrial).

**Requirements**:

- Diploma or Certificate in Refrigeration and Air Conditioning Engineering or equivalent.
- Proven experience as an HVAC/R technician or engineer.
- Knowledge of refrigeration cycles, electrical systems, and control systems.
- EPA or equivalent certification for handling refrigerants (if applicable).
- Strong problem-solving skills and attention to detail.
- Ability to work in confined spaces or at heights, as required.
- Valid driver’s license (if fieldwork is involved).
- Good communication and customer service skills.

**Preferred Qualifications**:

- Experience with energy-efficient and smart ACMV and HVAC systems.
- Familiarity with Building Management Systems (BMS).
- Knowledge of local HVAC codes and safety regulations.
- Welding and brazing skills.

**Working Conditions**:

- Work may involve travel to client sites or facilities.
- May require overtime, weekend, or on-call shifts.Work in varying environments, including hot or cold temperatures.
- **Technical Skills**
- **HVAC System Installation & Repair**
Installing air conditioning, refrigeration, and ventilation systems
Diagnosing faults and carrying out repairs
- **Refrigeration Cycle Knowledge**
Understanding the thermodynamic cycle (evaporation, compression, condensation, expansion)
- **Electrical & Electronic Skills**
Wiring systems, reading circuit diagrams
Knowledge of control systems and sensors
- **Mechanical Aptitude**
Understanding of compressors, condensers, evaporators, and fans
Ability to use tools and machinery safely
- **System Design & Sizing**
Load calculations for appropriate system selection
Ductwork and piping design
- **Refrigerant Handling**
Safe handling of refrigerants (e.g., R-410A, R-134a)
Knowledge of recovery, recycling, and leak detection procedures
**EPA 608 certification**(or equivalent depending on country)
- **Energy Efficiency & Environmental Compliance**
Knowledge of green technologies (like inverter systems, VRF/VRV systems)
Awareness of climate regulations and refrigerant phase-outs (e.g., F-Gas regulations)
- **Computer & Software Proficiency**
Using diagnostic tools and software (e.g., BMS systems, HVAC design tools like AutoCAD, Revit MEP)

**Practical Skills**:

- **Blueprint Reading**
Interpreting technical drawings and schematics
- **Welding & Brazing**
Joining refrigerant piping and components
- **Preventive Maintenance**
Scheduling and executing regular maintenance
Keeping detailed service records
- **Testing & Calibration**
Using gauges, multimeters, leak detectors, and pressure sensors

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