Our client are a trusted provider of quality Building Management Systems (BMS) with over 35 years’ combined industry experience. The company delivers turnkey BMS services from design and integration through to installation, commissioning, maintenance, and ongoing support always prioritising client needs and project success. Our client works across commercial, hospitality, healthcare, education, and warehousing sectors, ensuring systems are energy-efficient, reliable, and tailored exactly to client requirements. Role Summary As a BMS Commissioning Engineer, you will play a key role in delivering high-quality commissioning on commercial projects across London and surrounding areas. You’ll work with the design, install, and maintenance teams to ensure BMS systems are configured, tested, and handed over to clients to the highest standard. You will be responsible for on-site commissioning activities, testing control strategies, and optimising system performance supporting our clients commitment to excellence in building automation delivery. Key Responsibilities Lead commissioning activities on commercial BMS projects from installation through commissioning to system handover Configure, test and optimise BMS systems to achieve design intent and performance targets Work extensively with Tridium Niagara and Trend Control Systems platforms (certification required) Read and interpret technical drawings, system sequences, and control logic Perform fault finding, debugging, and corrective action during commissioning phases Prepare detailed commissioning reports and documentation Support client training and system handover, ensuring confidence and satisfaction Liaise with internal teams and subcontractors to resolve technical issues Ensure all works comply with current standards, specifications, and safety requirements Essential Requirements ✔ Proven experience commissioning BMS on commercial projects ✔ Tridium (Niagara) certification ✔ Trend Control Systems certification ✔ Strong understanding of HVAC plant and controls logic ✔ Ability to interpret technical drawings and system sequences ✔ Excellent fault-finding and analytical skills ✔ Full UK driving licence and ability to travel to London sites Desirable Skills ✨ Experience with additional BMS platforms (e.g., BACnet, Modbus) ✨ Exposure to energy optimisation and performance tuning ✨ Experience in supporting soft landings or client optimisation reviews What is on offer Opportunity to work with a highly experienced team on varied commercial projects around London Career progression in a specialist BMS business Hands-on role with real responsibility across the full commissioning lifecycle Supportive team environment where technical excellence and client satisfaction are priorities Exposure to end-to-end BMS delivery, from design insights to implementation and optimisation