Air Conditioning Improver / Trainee

Watford, Hertfordshire
Apply Now

Role: Trainee Air Conditioning Improver (FGAS / Duct Fitter / Duct Cleaning Background)

Location : North London & Hertfordshire

Package

Salary: up to £25,000
Hours: 40 hours per week
Travel: Paid travel (door-to-door)
Holidays: 33 days (25 days + 8 bank holidays)
Overtime: Available (paid at enhanced rates)
Pension
Van / Fuel card: Provided when ready (or after probation/training period)
Uniform + Smartphone
Tools: Provided (or support to build your own kit over time) Company Overview

Established for over 50 years, we specialise in commercial catering, refrigeration, air conditioning, heating, and ventilation. We support a wide range of customers with reactive call-outs and planned maintenance, tailoring our service to each client’s needs.

We’re now looking to recruit a Trainee Air Conditioning Improver to join our service team, ideal for someone who has just passed FGAS or has experience as a duct fitter / duct cleaner and is looking to progress into air conditioning engineering.

The Role

Working alongside experienced engineers, you’ll support service, maintenance, and installation works across contracts including:

Hotels
Restaurants
Care Homes
Health Centres This is a field-based, customer-facing role with full training and development provided.

Key Responsibilities (Training Supported)

Assisting with servicing, maintenance and repairs on:
Split Systems
VRV / VRF systems
AHUs (Air Handling Units)
(Exposure to chillers as you progress)
Supporting planned maintenance visits (filters, belt checks, coil cleaning, basic fault finding)
Learning to troubleshoot and diagnose AC system issues under supervision
Completing job sheets and updates via smartphone system
Ensuring all work is completed in line with health & safety and company procedures
Supporting reactive call-outs (introduced gradually as confidence grows) Essential Qualifications / Requirements

FGAS certificate (recently passed welcome) OR relevant site experience (e.g., duct fitting / duct cleaning) with strong interest in progressing into AC
Full UK driving licence
Good attitude, willingness to learn, and professionalism with customers Desirable (Not Essential)

NVQ Level 2 (or working towards) in Refrigeration/Air Conditioning
Basic electrical awareness
Previous experience on commercial sites (hotels/restaurants/care) Progression & Development

Hands-on mentoring with senior engineers
Training plan to build competence in service, fault finding, and maintenance
Opportunity to progress into an Air Conditioning Engineer role as skills develop #ENG1

Job Info
CV-Library logo
Job Title:
Air Conditioning Improver / Trainee
Company:
CV-Library
Location:
Watford, Hertfordshire
Salary:
£22000 - £25000 Per annum
Posted:
Dec 9th 2025
Closes:
Jan 9th 2026
Sector:
Engineering
Contract:
Permanent
Hours:
Full Time
Fresh Jobs
Welcome to Fresh Jobs the place to find the freshest job vacancies and career advice.

© Copyright 2025 | All Rights Reserved Fresh Jobs