As an SCS Engineer, he delivered multiple control system upgrades for HV substations in Ireland as part of the ESB’s “brighter future” strategy. After eight months, Sinclair was seconded to the ESB’s international department in Bahrain, responsible for the delivery of a full control centre upgrade, including a new SCADA system, Energy Management System and Curved Video Wallboard for controlling and monitoring all electrical apparatus for the largest single-site aluminium smelter in the world.
In 2018, Sinclair joined the ESB’s projects delivery organisation as a Project Engineer responsible for Major and Minor capital works, maintenance and operations across counties Cork and Kerry. He applied traditional and agile project management methodologies to deliver various projects simultaneously in an ever-changing environment.