Mobile HVAC & Refrigeration Engineer – On-Call

OCS Group limited; Newcastle upon Tyne; On-site; GBP 32,000 - 46,000; Full time

Benefits offered by this job

OCS Academy access

Wagestream flexible pay

Exclusive discounts via Hapi app

Job summary

OCS UK & Ireland is seeking a skilled Refrigeration & Air Conditioning Engineer to join our mobile technical services team. You will maintain, repair and install a wide range of HVAC and refrigeration systems across commercial sites, delivering high-quality technical services.

You will diagnose faults, update records on handheld devices, and liaise with clients to minimise disruption. A time‑served apprenticeship and F‑Gas qualifications are essential, with a full UK driving licence and a

Qualifications

• Time-served apprenticeship in Air Conditioning/Refrigeration.
• City & Guilds Level 2/3 NVQ or equivalent in HVAC, Refrigeration, or Mechanical Engineering.
• F-Gas & ODS Regulations (Category 1 - 2079).
• Proven experience in a Maintenance or Facilities Management environment.
• Hands‑on experience with air conditioning and refrigeration systems.
• Familiarity with split, VRV & VRF systems.
• Understanding of Health & Safety legislation and safe working practices.
• Familiarity with Permit to Work systems.
• Comfortable working at heights, in confined spaces, and performing manual tasks.
• Competent in using handheld devices for reporting and communication.
• Strong verbal and written communication skills.
• Self‑motivated, reliable, and solution‑focused.
• Full UK driving licence.

Responsibilities

• Carry out planned and reactive maintenance, servicing, and repairs on split air conditioning systems, VRV/VRF, AHUs, heat pumps and commercial refrigeration.
• Diagnose faults and perform repairs on electrical, mechanical and F-Gas infrastructure, ensuring systems are restored to full functionality.
• Accurately complete service documentation, inspection reports and maintenance logs.
• Update job status using PDA/mobile apps and communicate with internal teams.
• Liaise with clients and site contacts to minimise disruption and ensure clear communication.
• Participate in the emergency on-call rota and provide out‑of‑hours support as part of the 24/7 service.

Education

City & Guilds Level 2/3 NVQ or equivalent in HVAC, Refrigeration, or Mechanical Engineering

Full UK driving licence

Hands-on experience with air conditioning and refrigeration systems

Tools

Handheld devices (PDA/mobile apps)

Job description

OCS UK & Ireland is seeking a skilled Refrigeration & Air Conditioning Engineer to join our mobile technical services team. You will maintain, repair and install a wide range of HVAC and refrigeration systems across commercial sites, delivering high-quality technical services.

You will diagnose faults, update records on handheld devices, and liaise with clients to minimise disruption. A time‑served apprenticeship and F‑Gas qualifications are essential, with a full UK driving licence and a