Johan Timmer, is currently a Engineering Manager at Rotterdam World Gateway B.V., bringing experience from previous roles at Riwal, APM Terminals and Boskalis Environmental. Johan Timmer holds a 2011 - 2014 Bachelor of Engineering (B.Eng.), Bachelor Industral Egineering & Management. in Technische Bedrijfskunde. @ Hogeschool Rotterdam. Johan Timmer has 1 email on RocketReach.