Engineering Excellence Community Forum: Systems Approach to Infrastructure Delivery (SAID) five years on

Andy Alder

Andy is a civil engineer and leader of major infrastructure programmes. He is currently managing director of major infrastructure delivery at Anglian Water, responsible for leading strategic projects to secure future water supply, enhance the natural environment and enable economic growth.  

Andy was previously programme director of Tideway through the main construction phase and was VP of major programmes for Jacobs. Earlier in his career he was Project Director for Crossrail Western Tunnels and has been responsible for design and construction of major rail and tunnelling projects, including Extensions to the Docklands Light Railway, Dublin Tram, London Underground TCR Station Upgrade, Channel Tunnel Rail Link, Jubilee Line Extension and Kuala Lumpur LRT.  

Andy is a Chartered Civil Engineer and Chartered Project Professional, and a Fellow of the Institution of Civil Engineers, the Association for Project Management and the Royal Geographical Society. 

Mark Enzer OBE FREng

A former chief technology officer at Mott MacDonald, Mark Enzer advises the company’s key clients on digitalisation and broader industry transformations. He was previously director of the University of Cambridge’s Centre for Digital Built Britain, where he led the national digital twin programme. A champion of outcomes-focused systems thinking, the circular economy and collaborative delivery models in the built environment, Enzer is a visiting professor at both Cambridge and Imperial College London. He is also a member of the prime minister’s Council for Science and Technology.

Andrew McNaughton

With 40 years’ experience in the infrastructure sector, Andrew McNaughton has held senior project management and executive positions at Systra, Kier Group and Balfour Beatty, where he served as CEO in 2013-14. 

After joining the Atomic Weapons Establishment as a non-executive director in 2021, McNaughton became executive director of the firm’s capital programme, taking responsibility for delivering its infrastructure investment projects.

In 2022, he was appointed adjunct professor at the John Grill Institute for Project Leadership at the University of Sydney. 

A Fellow of both the Royal Academy of Engineering and the ICE, McNaughton has served as a vice president of the latter, which named him Civil Engineering Manager of the Year in 2002 for his work on the Channel tunnel rail link. 

In 2020, he chaired a research project on the institution’s behalf that culminated in A Systems Approach to Infrastructure Delivery – a report that was welcomed across the sector.