Posted 14 August, 2026
BMS Engineer
Caledonian Recruitment Group Ltd
Cardiff, WLS, GB
Full Time
Job Description
We are currently recruiting for an experienced Freelance BMS Engineer to join an established M&E contractor on a major commercial projects in Cardiff. The successful candidate will be responsible for the installation, commissioning, testing and fault-finding of Building Management Systems (BMS), working closely with the M&E project team and other specialist subcontractors. This is an excellent opportunity for an experienced BMS Engineer looking for a long-term freelance assignment with an established contractor. Key Responsibilities * Installation, commissioning and testing of BMS control systems. * BMS panel and controls installation. * Carrying out point-to-point testing. * Fault finding and diagnostics. * Programming and modifying BMS systems where required. * Integration of mechanical plant and HVAC equipment into the BMS. * Trend logging and system optimisation. * Reading and interpreting electrical, mechanical and BMS drawings. * Working alongside mechanical and electrical engineers. * Liaising with the Site Manager, Project Manager and commissioning team. * Producing commissioning records and test documentation. * Identifying defects and ensuring systems are operating correctly prior to handover. * Supporting final commissioning and client demonstrations. Experience Required * Proven experience as a BMS Engineer / BMS Commissioning Engineer. * Strong commercial building-services experience. * Experience working on large M&E projects. * Good understanding of HVAC controls and mechanical plant. * Ability to read BMS schematics, control drawings and M&E drawings. * Experience with commissioning and fault finding. * Good understanding of HVAC control strategies. * Comfortable working independently on site. * Good communication and reporting skills. BMS Platforms Experience with one or more of the following would be advantageous: * Trend * Siemens * Tridium / Niagara * Schneider * Distech * Honeywell * Delta
