Field Refrigeration Technician (R290/CO2) — Training & Per Diem

Karnot Energy Solutions Inc; Cebu City; On-site; PHP 312,480 - 390,600; Full time

Benefits offered by this job

Per-diem for travel days

Training (UN-accredited R290)

Company vehicle/transport

Career path to Lead Technician

Job summary

Karnot Energy Solutions Inc is seeking a hands-on Installation & Service Technician to install, commission and service Karnot R290 heat pumps and CO2 refrigeration systems across Luzon and Visayas. You will perform brazing, leak testing, and fault diagnosis on site, with safety protocols and training provided.

The role involves ~70% field work with on-site travel; eligibility includes TESDA NC III and 3+ years in commercial refrigeration or AC installation. A driver’s license is preferred.

Qualifications

• TESDA NC III in PACU/CRE (Plant Air-Conditioning and Refrigeration / Commercial Refrigeration Equipment) — verifiable on tesda.gov.ph.
• 3 or more years experience in commercial refrigeration or air-conditioning installation and service.
• Demonstrated brazing competence for refrigerant pipework (silver brazing, nitrogen purging).
• Proficient with manifold gauges, vacuum pumps, and electronic leak detectors.
• Basic electrical competence — reading wiring diagrams, voltage checks, motor connections.
• Driver's licence preferred (site-to-site travel is required).

Responsibilities

• Install Karnot heat pump and refrigeration equipment on commercial sites — mechanical mounting, pipework, electrical connections per drawing.
• Perform system commissioning: leak test, vacuum procedure, refrigerant charging, controls setup, and performance verification.
• Carry out planned maintenance visits per service schedule on live installations.
• Diagnose and repair faults on R290 heat pumps, CO₂ refrigeration, and heat pump water heaters.
• Silver-braze refrigerant pipework to EN 14276 standard for pressure equipment.
• Operate manifold gauges, vacuum pumps, and electronic refrigerant leak detectors safely.
• Complete job sheets, commissioning reports, and service records in Karnot's system after every visit.
• Follow all R290 safe-handling procedures — no naked flames near R290 plant rooms, ventilation check before entry, personal gas monitor worn during charging.

Skills

Brazing competence

Electrical reading/wiring diagrams

Troubleshooting refrigeration systems

Hands-on field-based work

Problem solving in field conditions

Education

TESDA NC III in PACU/CRE

Tools

Manifold gauges

Vacuum pumps

Electronic refrigerant leak detectors

Job description

Karnot Energy Solutions Inc is seeking a hands-on Installation & Service Technician to install, commission and service Karnot R290 heat pumps and CO2 refrigeration systems across Luzon and Visayas. You will perform brazing, leak testing, and fault diagnosis on site, with safety protocols and training provided.

The role involves ~70% field work with on-site travel; eligibility includes TESDA NC III and 3+ years in commercial refrigeration or AC installation. A driver’s license is preferred.