After his success at the CIBSE Building Performance Awards on 1 March 2023, we caught up with Stephen Hill, Associate Director in Arup's Building Performance Team and winner of the CIBSE Engineer of the Year. Stephen Hill (centre) wins CIBSE Engineer of the Year at the Building Performance Awards 2023 Tell us a bit about yourself... As an Associate Director in the Sustainability team at Arup, I get involved in everything from portfolio level sustainability strategies and masterplan frameworks through to delivering sustainability on individual development projects. For most of our clients the biggest challenge in the sustainability arena is understanding and navigating the transition to net zero carbon, whether for a portfolio or an individual building. With a background as a mechanical engineer, my area of expertise is operational energy and carbon, which  is focused on NABERS UK on many of our commercial projects. In my role as NABERS UK lead for Arup in London, I help our project