Principal BMS Engineer – Data Centres & Mission Critical Projects

An established, global engineering consultancy is seeking a Principal BMS Engineer to join its London team. With a strong international presence and a reputation for delivering complex, high-performance projects, the business operates across multiple sectors, with a particular focus on data centres and mission-critical environments.

This is a key role within the organisation, providing technical leadership in BMS and controls, ensuring best-in-class design delivery and supporting the continued growth of the business.

The Opportunity

Reporting into senior leadership, you will act as a subject matter expert in BMS and controls, working closely with multidisciplinary engineering teams, clients, and specialist consultants. This is a hands-on, strategic role with significant influence across both project delivery and technical standards.

Key Responsibilities:

• Lead and oversee BMS design documentation, including drawings, specifications, and technical reports
• Provide expert input on BMS controls across projects, ensuring high-quality, coordinated design delivery
• Integrate BMS with systems such as access control, security, fire, and client IT networks
• Attend client meetings, workshops, and design presentations
• Conduct site inspections and witness testing where required
• Review contractor submissions, tenders, and technical documentation
• Mentor and guide engineering teams, promoting best practice and continuous improvement
• Collaborate with internal teams and external stakeholders to deliver innovative engineering solutions

About You:

• Degree-qualified in Mechanical, Electrical, or Building Services Engineering (or equivalent experience)
• Extensive experience in BMS / Building Controls systems, ideally at Principal level
• Proven track record integrating BMS with wider building systems (security, fire, IT networks, etc.)
• Solid understanding of mechanical, electrical, and building services engineering
• Experience in consultancy or similar project environments is highly desirable
• Knowledge of sustainable design, low carbon technologies, and modern building systems
• Understanding of IT networking and associated technologies
• Strong communication skills with the ability to engage stakeholders at all levels
• Proactive, collaborative, and detail-oriented approach

What’s on Offer:

• Opportunity to work on high-profile, global data centre and mission-critical projects
• A technically challenging and innovative environment
• Clear progression into senior leadership roles
• Collaborative, inclusive, and supportive team culture
• Competitive salary and benefits package

This is an excellent opportunity for a Principal BMS Engineer based in London to take a highly influential role within a globally recognised consultancy, leading BMS and controls design for cutting-edge data centres.