Since 1987, Mitie’s 68,000 employees, have been serving companies and communities across the world. We're the UK’s leading facilities management company. Our clients range from banks to retailers, hospitals to schools, and critical government sites. We make a positive difference to millions of people, every day, and we're very proud of this. Join us and together there's no limit to what we can achieve.
BMS Commissioning / Project Engineer – London & South
Location: London & South (South of Milton Keynes)
Hours: 40 per week
Contract: Full-time | Permanent
The Opportunity
Join a leading national team delivering cutting-edge Building Management System (BMS) solutions across the UK.
In this role, you'll take ownership of full project lifecycles — from initial design and mobilisation through to commissioning and client handover. Working with industry-leading platforms such as Trend, Tridium (Niagara), and Distech, you'll play a key role in delivering high-quality, tailored solutions to a diverse client base.
This is a hands-on position suited to a proactive engineer who thrives in a fast-paced environment, enjoys solving complex technical challenges, and takes pride in delivering exceptional results.
You'll be part of a dynamic National BMS Projects & Operations Team, collaborating with over 50 engineers, managers, and support staff nationwide.
The Role
As a BMS Project & Commissioning Engineer, you will be responsible for the successful delivery of BMS projects from start to finish, ensuring systems are designed, integrated, and commissioned to the highest standards.
Key Responsibilities
- Deliver end-to-end BMS projects, from site mobilisation through to final commissioning and handover
- Design and configure effective control strategies tailored to client requirements
- Conduct site surveys and assess system requirements
- Commission BMS systems, including graphics and head-end interfaces
- Integrate systems using open protocols such as Modbus, M-Bus, and BACnet
- Support and mentor junior engineers, promoting best practices
- Build and maintain strong relationships with clients, suppliers, and internal teams
- Ensure projects are delivered on time, within scope, and to client expectations
What We're Looking For
- Niagara Framework Certification – Ideally Certified or Advanced, with strong experience in Wire Sheets and control strategy development
- Protocol Integration Expertise – Proven ability to integrate systems using Modbus, M-Bus, BACnet, and other open protocols
- Strong IT & Networking Knowledge – Solid understanding of IP configuration and network infrastructure
- Design & Commissioning Experience – Skilled in developing control strategies, schematics, and commissioning complete BMS solutions
- Leadership & Communication Skills – Comfortable mentoring junior engineers and engaging with clients and stakeholders
Why Join Us?
- Be part of a well-established national team with a strong project pipeline
- Work on innovative, high-profile BMS projects
- Opportunity to mentor and develop others while advancing your own career
- Collaborative and supportive working environment
We are an accredited Real Living Wage Employer. This means every role at Mitie is paid at or above the independently calculated Real Living Wage, reflecting our commitment to fair pay and responsible employment.
