Overview

John Sisk & Son is a construction and engineering contractor operating across Ireland, the United Kingdom, and Europe. It delivers buildings and infrastructure in sectors including life sciences, data centers, healthcare, commercial property, transport, and public works. The company works with clients from preconstruction and design coordination through construction, fit-out, and project handover. Its operating model combines engineering, project controls, procurement, supply-chain management, digital construction, safety, and field delivery. Roles include engineers, surveyors, planners, project managers, skilled trades, commercial teams, and corporate functions.