Senior Mechanical Engineer - Building Services

Senior Mechanical Engineer – Building Services (London) The Opportunity

An established multidisciplinary engineering consultancy is seeking a Senior Mechanical Engineer to join its Building Engineering team in London. This is an opportunity to work on technically challenging, design-led projects across the UK and internationally, taking responsibility for mechanical building services design from concept through to completion.

The successful candidate will work closely with architects, engineers and specialist consultants to develop innovative, sustainable building solutions across a diverse portfolio of projects.

Projects span sectors including:

• Arts and cultural buildings
• Commercial and mixed-use developments
• Science and industrial facilities
• Heritage and refurbishment schemes
• Low and zero-carbon developments

This role offers the opportunity to influence sustainable design strategies from the earliest project stages while working within multidisciplinary design teams on complex, high-profile developments.

• Lead the mechanical design of building services systems from concept through detailed design, construction and handover.
• Develop innovative low-energy and sustainable mechanical engineering solutions.
• Design HVAC, heating, cooling, ventilation and associated mechanical building systems.
• Coordinate multidisciplinary engineering design and collaborate closely with architects and other consultants.
• Manage the production of calculations, reports, specifications, drawings and BIM models.
• Review and optimise system performance through engineering analysis.
• Build and maintain strong relationships with clients and project stakeholders.
• Supervise, mentor and develop junior engineers.
• Take responsibility for delivering technical excellence while supporting project delivery.

Applicants should demonstrate:

• Experience designing mechanical building services for complex building projects.
• A degree in Mechanical Engineering or Building Services Engineering (Master's degree desirable).
• Chartered Engineer status or active progress towards professional registration.
• Strong understanding of sustainable building design and energy-efficient mechanical systems.
• Experience with thermal modelling and building performance analysis, including standards such as Part L and TM54.
• Familiarity with industry-standard modelling software such as IES VE, TAS, Energy Plus or Design Builder.
• Experience leading design packages or coordinating small engineering teams.
• Excellent communication and collaboration skills within multidisciplinary project environments.

• Opportunity to work on landmark UK and international developments.
• Collaborative multidisciplinary design environment.
• Strong focus on sustainability and low-carbon engineering.
• Structured career development and mentoring.
• Competitive salary and comprehensive benefits package.
• Profit-sharing and performance-related rewards.
• Private healthcare, life assurance, income protection and flexible benefits.
• Hybrid and flexible working arrangements.