BMS & Controls Integration Engineer

£55,000 - £70,000 DOE + Package

London & South East / Field-Based

As a BMS & Controls Integration Engineer, you will be responsible for surveying, designing, installing, and commissioning integrations between commercial building systems and a cloud-based energy platform.

Working closely with facilities teams, end users, and specialist contractors, you will oversee projects from initial site assessment through to successful commissioning and handover.

The role offers a mixture of field-based engineering, technical design, commissioning, and client-facing responsibilities, providing exposure to a wide variety of building types and technologies.

Key Responsibilities

• Conduct site surveys to assess BMS infrastructure, HVAC assets, and integration requirements.
• Produce technical documentation, integration designs, and scope of works.
• Install and commission controllers, gateways, metering systems, and communications infrastructure.
• Configure and troubleshoot BACnet, Modbus, and IP-based integrations.
• Support cloud onboarding, point mapping, and control logic validation.
• Commission interoperability solutions between legacy and modern building systems.
• Maintain accurate site records, drawings, and commissioning documentation.
• Liaise with clients, facilities management teams, and subcontractors throughout project delivery.
• Diagnose and resolve integration and networking issues across multiple sites.

The Ideal Candidate

• Previous experience working within Building Management Systems (BMS) or Building Automation.
• Strong knowledge of BACnet, Modbus, and building controls integration.
• Experience commissioning and troubleshooting commercial BMS systems.
• Understanding of HVAC plant including AHUs, chillers, boilers, heat pumps, and VRF systems.
• Ability to read and interpret mechanical and electrical schematics.
• Experience working with low-voltage controls, RS485 networks, and IP-based systems.
• Strong fault-finding and problem-solving skills.
• Comfortable working independently and managing multiple sites.
• Full UK Driving Licence.

Desirable Experience

• Experience with Trend, Niagara, Schneider, Siemens, or similar BMS platforms.
• Exposure to IoT, smart buildings, or energy management technologies.
• Experience integrating HVAC central controllers and third-party interfaces.
• Understanding of networking principles including IP addressing, subnetting, and VLANs.
• Experience producing technical drawings and integration documentation.

What's on Offer

• £55,000 - £70,000 basic salary depending on experience.
• Company vehicle or car allowance.
• Expenses covered.
• Laptop, phone, and tools provided.
• Exposure to innovative smart building and decarbonisation projects.
• Opportunity to work with a diverse range of commercial buildings including offices, hotels, leisure facilities, and mixed-use developments.
• Ongoing training and professional development.
• Clear opportunities for career progression within a growing organisation.

If you're a BMS Engineer looking to expand your technical expertise beyond traditional controls projects and play a key role in the future of smart, connected buildings, I'd be keen to speak with you.