SAP RE-FX Experts in Germany

Europe-wide re-platforming & centralization

• Independently created the migration concept and implementation plan for the Europe-wide centralization and consolidation of IT services for around 20 European companies as part of a re-platforming program.
• Migration assessment: analysis of the existing IT, infrastructure, application, and service landscapes of the companies as the basis for the migration strategy.
• Development of the centralized target vision and target architecture based on a modern technology stack, taking platform and containerization approaches into account.
• Design of a highly available central infrastructure in an active-active model across two data centers; consideration of cloud, infrastructure, application, CMDB, and IAM services.
• Development of the migration and transformation roadmap, including defining migration waves, dependencies, requirements, and priorities for the move from decentralized services to the central platform.
• Analysis of technical and organizational dependencies, identification of migration risks, and development of a structured approach for step-by-step migration and centralization.
• Creation of target, solution, and implementation views for each service domain; design of the end-to-end join-move-leave process as a blueprint for the European rollout (Jira/Jira Asset Management).
• Alignment of migration strategy and roadmap with European companies, management, IT, providers, and other stakeholders; presentation of the 12-month roadmap to the Managing Director Europe.

• I tailor my consulting services to individual customer requirements through innovative approaches, with the aim of achieving sustainable optimization potential.

• Consulting based on ready-made concepts and solutions, or a focus on short-term one-off effects, is not consistent with my approach to responsible and sustainable consulting.

• An analysis of the current situation forms the basis for my consulting approach and specific recommendations for action. Together with you, I develop and define clear goals for the successful implementation of suitable measures for your individual situation. Ongoing reviews ensure that goals are achieved transparently and sustainably. The customer benefit is always at the center of my work.

• Support digitalization and transformation projects with a focus on functional coordination, requirements structuring and test management
• Supported the introduction of SAP RE-FX and an electronic invoice receipt service at the City of Munich
• Contributed to the digitalization of HR processes and supported coordination between departments, project participants and implementation teams

• Construction of the data center in Oberkochen (Defence area)
• Planning of the fiber-optic ring, simulation of Wifi coverage
• Installation plan for WAN and LAN cables for office and production (infrastructure)
• Adaptation of the SAP system (R3) for the Oberkochen site (software)
• IT transformation of the SAP system to SAP HANA
• Planning of network infrastructure and server technologies in the SAP environment
• Pré-Sales support and establishment of change management
• Independent coordination of Utilities according to Time, Budget and Quality
• Mapping of the project in MS-Projekt and SERVICENow
• Development and design of hardware and software
• Demand management and portfolio management
• Establishment of a risk register and migration plan
• Preparation of documents supporting payment in coordination with the responsible financial and commercial functions
• Budget: 5 Mio. - 34 FTE

• Led performance engineering strategy for MS Dynamics 365 retail transformation
• Coordinated 25+ engineers across multiple delivery streams
• Identified and resolved system bottlenecks, reducing critical performance issues by 40% pre-go-live
• Delivered executive performance dashboards enabling data-driven release decisions

• Led the design, implementation, and optimisation of SAP Analytics Cloud (SAC) dashboards, stories, and reports for business users.
• Worked closely with business stakeholders to gather and analyse reporting requirements, translating them into technical designs.
• Integrated SAC with SAP BW/4HANA, SAP S/4HANA, SAP HANA Views, and external data sources.
• Developed SAC Planning models and supported planning processes, including input forms, allocations, forecasts, and simulations.
• Configured live and import connections to SAP and non-SAP data sources.
• Conducted performance tuning, security setup, and ensured data accuracy in SAC environments.
• Provided training, documentation, and best practices for SAC adoption across the organization.
• Led incident management, change requests, and enhancements in SAC landscapes.

• Conversion of Rewe's business processes to S4 Asset Management and Management Accounting in SAP S/4HANA
• Plan, build, run of SAP finance/controlling processes (S/4HANA, FI/CO, FSCM, PS/IM, WM, Concur) for Daimler, V Zug, Humbaur, WinGD, and others
• Management of carve-out/carve-in in FI(CO) at Megatech (2018) and EnBW (2019)
• Requirement engineering for the R2R stream (2017/18), Douglas franchise integration, Aveniq public cloud transition, and PG-FI stabilization
• Analysis and development of month-end closing in S/4HANA finance projects for ESA, Zür Rose Suisse, Dräxlmaier, Airbus, DB Schenker, GEA, and Bucher AG
• Application of SAP Activate methodology and Advanced Payment Management
• Playbook SAP Financials: Project Insights & Success supplemented

• Developing and updating training programs on BP, SD, MM, PP topics according to the needs of the company and its employees.
• Creating and updating training materials such as presentations, manuals, and online resources.
• Identifying the team's training needs (TNA/TBA).
• Independently implementing a new company structure in RE-FX.

• MaKo enhancements and fixes in SAP IS-U.
• Work in DM Device Management.

• Developed a project management roadmap and project plan for integration
• System migration to Zvoove
• Integrated payroll and invoicing processes

• Explorer phase: document preparations for development
• Getting started with the BTP documentation
• Documentation of WRICEFs
• Programming guidelines with consideration of Clean Core
• Analysis of customer programs to be migrated
• ABAP call monitoring (SCMON, SUSG)
• Creation of concept documents for the project

• Definition and coordination of business requirements to adapt the existing system
• Creation of a structured requirements document for implementation by IT
• Development and execution of test cases to validate the new system functions
• Analysis and preparation of existing data to prepare for migration to SAP S/4HANA

• Provision of cross-system synthetic test data for test automation for insured persons, companies and external partners in coordination with specialist departments and stakeholders, taking requirements and test cases into account
• Synthesis of test data with regard to data protection and data security