is key user for a certain system and performs user acceptance tests, supports and concretizes global initiatives concerning Master Data in sIDMa Sustain, sIDMa OMP, Sustain SAP and in OMP. Planning (MPS, DSS, MRP), Operations, Tech Ops, Process Engineers, Bio-TD, Finance, Warehousing, Quality Assurance, sIDMa users) for coordinating and monitoring implementation data of various Master Data.