Senior / Principal Mechanical Engineer ( Building Services)

Arup • Belfast, Northern Ireland • Posted June 11, 2026

About the Role

Job Title - Senior / Principal Mechanical Building Services Engineer

Location - Belfast 

Joining Arup

Arup’s purpose, shared values and collaborative approach has set us apart for 80 years, guiding how we shape a better world.

Arup’s Building Services Engineers tackle diverse challenges – from sustainable strategies to fire suppression systems, and from drainage in high-rise buildings to supplying ultra-pure water and piping specialist gases and fluids for , facilities. Together with our and engineers, we provide integrated building services to our clients. 

Watch this short clip to discover how Arup are shaping a better world and how you could be a part of it!

The Opportunity

We have a new opportunity for a Chartered Mechanical Engineer who is excited by technically challenging work on cutting-edge projects to join our creative and collaborative Building Engineering Team in the Belfast. 

Our projects span the globe, offering th...