Ensuring stable, secure and high-performance system operation, Discrete analysis of occurring problems and troubleshooting, Take-over of 2nd level support within the area of SAP Basis support, Implementation of change requests and system optimization measures, Execution of SAP Basis activities, such as creation and provisioning of SAP systems, installation, upgrades of SAP components and databases (HANA, IBM-DB2), Collaboration and sub-project management in SAP-related innovation, rollout or upgrade projects, Provision and life cycle maintenance of the SAP front end (SAP GUI), Support the migration to SAP RISE and assist in transitioning to the new SAP operational model, Further development of SAP Basis specific solutions with a focus on automation, Contact person for questions and issues related to SAP Basis technology issues, Taking over occasional specialist on-call duties as well as weekend and night work in consultation with the team within the framework of the company's on-call duty and overtime regulations