Join Our Team at Smurfit Westrock! Conversion Manager Drive Performance. Deliver Results. Lead Change. Lean manufacturing expert? Track record in driving productivity, cutting waste and taking conversion performance to the next level? Join Smurfit Westrock Markham Vale and take ownership of site-wide performance improvement. What you'll own Performance of 924, DRO, Gopfert & Mastercut Speed, dow... WKCL1_UKTJ