Job Description The main objective of LUCA program is to successfully upgrade METRO’s Finance to SAP S/4HANA and SAP Ariba to ensure business continuity and avoid security and compliance risks. The LUCA program is, in addition, a critical enabler of METRO’s strategy to achieve standardization, harmonization, and centralization. Within the LUCA program, the SAP Ariba Solution Architect is a specialized role focusing on the technical aspects of implementing SAP Ariba solutions to optimize indirect procurement processes within an organization. This role requires a good understanding of SAP Ariba modules, such as SAP Ariba Sourcing, SAP Buying and Invoicing, Guided Buying and Invoice Management and, particularly, a deep hands-on experience on the integration between SAP Ariba and S/4 HANA as well as the supplier integration capabilities within Commerce Automation. Key Responsibilities Act as the technical lead for SAP Ariba rollouts and enhancements Review initial requirements against current business processes to identify gaps or opportunities for improvement Provide advice on integration implementation approaches and their implications, Support the process leads and process owners by offering insights on integration architectural decisions and their alignment with business needs Oversee the configuration of Cloud Integration Gateway Support in the usage of API’s for data exchange with SAP Ariba Support the technical onboarding of suppliers on the Ariba Network Oversee the technical configuration of SAP Ariba modules, including approval workflows, document numbering, interface settings, etc. Support the data migration on the migration of master and transactional data Support the various test phases including defect resolution Support the deployment activities, including hypercare Support the Service Management by reviewing incidents and request for changes Drive the adoption of IT Security Standards and IT Audit action plans.