Production Planning Supervisor Location: Royston ( 1 day p/w working from home)World-changing careers, enabled by Johnson Matthey. With more than 200 years history, join us and help to accelerate the transition to net-zero! As the Site Services Technician, you''ll contribute to JM''s mission as a world leader in sustainable technology, transforming energy and reducing carbon emissions for a cleaner, brighter future.The role:We are seeking a Production Planning Supervisor who will be responsible for providing outstanding service and supply chain expertise for the production operations within the PGMS UK business. You will have 5 direct reports in this role.The main focus of the role is to drive an efficient and effective flow of materials through Operation with the aim of hitting monthly targets, controlling PGM inventory and reducing the Precious Metal backlog position. This will be a leading position in the Production planning of chemical products.As the Production Planning Supervisor, you will help drive our goals by: Own and maintain a rough-cut capacity model in collaboration with planners, with a monthly time frame.Work closely with planners, operations, and technical teams from each area to develop detailed capacity modelling. This involves creating daily and weekly capacity models, with a timeline of 1-2 weeks for daily bucket planning and 3-12 weeks for weekly bucket planning.Collaborate with the Supply Chain Manager to identify and develop the necessary master data r