RG Setsquare is recruiting on behalf of a leading facilities management contractor for an experienced HVAC Technician to join their team covering the M40 corridor between Coventry and Oxford. This is a field‑based role working on a high‑profile large retail estate – a busy, well‑supported environment where the standard of technical delivery genuinely matters. You will be responsible for planned and reactive HVAC and gas maintenance across a portfolio of large‑format retail sites, working to clear SLAs and high expectations of customer service.