Your new company We are recruiting on behalf of a large and well‑established organisation based in the East Midlands. They operate a broad and complex estate that relies on safe, efficient, and compliant ventilation and cooling systems. As part of their continued investment in technical capability, they are seeking an experienced Building Services Engineer (Ventilation & Cooling) to support the ongoing performance and reliability of their mechanical infrastructure. Your new role As the newly appointed Building Services Engineer, you will be employed on a full‑time, permanent basis with a salary ranging between **£39,906 and £46,049**. You will act as the organisation's technical lead for ventilation and cooling systems, overseeing the operation, maintenance, and optimisation of: * Air Handling Units (AHUs) * Air Conditioning (A/C) systems * Chillers * Air Source Heat Pumps (ASHP) * Supply and extract ventilation fans A key aspect of your role will be managing specialist contractors to ensure PPM, reactive repairs, and upgrade activities meet contractual KPIs. You will carry out inspections, analyse performance data, diagnose faults, and provide technical input into lifecycle planning and system upgrades. You will also support compliance, safety, and asset development across the estate. What you'll need to succeed * Hands-on experience with ventilation and/or cooling systems* Preferably a time-...