Sean was appointed to the position of President and CEO ArcelorMittal Dofasco and Member of the ArcelorMittal Management Committee in 2014. He has held various leadership positions including Vice President, Manufacturing, Vice President Technology, Director Quality Systems & Manufacturing Technology, General Manager, Market Development and Product Applications, New Product Development Process Owner, Galvanize Technology Business Unit Manager and Operations Foreman.
Sean joined Dofasco in 1981 as a Production Engineer in Galvanize after graduating from Hamilton's McMaster University with a degree in Metallurgical Engineering. He is a member of several Boards, including McMaster University Board of Governors, McMaster Innovation Park and the Royal Botanical Gardens.