Scott's career has centred on the improvement of New Zealand's state highway infrastructure. He has been involved in the delivery of multiple sections of the Waikato Expressway and the procurement of several other roads of National Significance. He has led teams responsible for the investigation and specimen design of several major state highway improvement projects, and is Engineer to the Contract on multiple contracts being administered by BBO. Scott is an NZTA-qualified tender evaluator, and an NZTA-accredited Engineer to the Contract (Level 3) and Engineer's Representative (Level 3).
Scott has worked for BBO for over 20 years. He has been a Director of the company since 2007 and became Managing Director in 2018.