The services are provided in the department as a consequence of Space's system go-live. Some processes, in particular the processing of sewage treatment cases in the equipment environment and the processing of the new plant process, still require a maximum of manual activities/reworking. These continuously pending to-dos should be implemented here by external resources. The FDLers independently take over the clerk activities for a self-defined area of responsibility. The FDLer independently takes on the following activities as part of the assignment: • Clarification case processing in the context of process interruptions in SAP S/4 • Focus here is on clearing of device processes, billing order processes and annual billing processes SEP • The clarification case must be reinitiated by the process after correction and must then be successfully completed• The reason for the clarification cases may be an incorrect master data situation, which must be corrected by searching in upstream systems• Reconciliation and clearing with upstream systems Experience in the energy industry • IT skills in IS-U • Very good knowledge of German