Sir Simon Bollom graduated from Southampton University in 1981 with an honours degree in mechanical engineering. He served in the RAF as an engineering officer for 35 years and his last appointment was as Chief of Materiel (Air) in Defence Equipment and Support (DE&S) and RAF Chief Engineer on the Air Force Board. During his service career he served in a variety of operational and staff appointments, with the last 15 years focussed on acquisition and support delivery.
He retired from the RAF in April 2016 and having enjoyed a short career break interspersed with some consulting, he returned to the DE&S as Chief of Materiel (Ships) in April 2017 responsible for acquisition and support of surface ships for the Royal Navy. He was appointed as Chief Executive Officer DE&S in May 2018.