Paul is currently Chief Engineer for RAL Space. He is also manager for the ARIEL payload consortium, responsible for building the telescope and instruments for the next ESA Medium-class science mission (M4) which is due to launch in 2028. He was the project manager and technical lead for the payload consortium for the Exoplanet Characterisation Observatory (EChO) mission phase A study. He was engineering manager for the SPICE Ultra-Violet Spectrometer for Solar Orbiter from 2012 until 2015. Previous to taking the role as Chief Engineer Paul was the Group Leader for the Systems Engineering Group in RAL Space.