SAP S/4HANA Experts in Frankfurt

Part of a company-wide SAP S/4Hana cloud migration program including 6 implementation teams migrating the whole business process landscape from on premise into the cloud. Managing of two project teams on data migration and creation of business cockpits for pricing and logistics. Conducting two workshops to define the data migration approach and the Kanban working mode. Setting up release and deployment plans. Conducting stakeholder management and management reporting. Setting up the full project structure in Jira and sharepoint.

Key Contributions:

• Conducting two scoping workshops on the data migration approach for business partner and materials incl the full project plan definition and the pricing and logistics cockpits
• Coaching of one development and one data migration team consisting of 5 developers, SAP consultants and several business key user by adapting Scrum and Kanban frameworks
• Managing three external services provider consisting of different SAP consultants and developer incl budget and ressource allocation management

• Leading technical SAP projects in FI/CO and logistics.
• Advanced ABAP analysis, debugging, and validation of complex integrations.
• Optimization of financial and logistics processes in S/4HANA environments.
• Responsibility for demand management, workshops, and technical solution architecture.

• Support for the real estate management workstream in the migration from SAP ECC to SAP S/4HANA

• Led a transformation program in corporate finance & procurement across 25+ countries
• Managed end-to-end implementation of SAP S/4HANA and Coupa for 60 regional entities
• Handled post-acquisition integrations including financial reporting, HR systems, and governance
• Directed cross-functional teams, change management, and stakeholder engagement
• Coordinated post-merger integration with the works council for IT system rollouts and GDPR compliance

• Implemented an access control solution and prepared tender documents for a visitor management system.
• As project manager, I was responsible for the successful rollout of a cloud-based access control system for two sites with around 4,000 employees.
• Accountable for the successful execution of the project.
• Created and aligned project plans and status reports with all stakeholders.
• Prepared/coordinated an initial effort or cost estimate and related planning for operational services implementation.
• Identified interfaces.
• Ensured budget and schedule compliance.
• As tender manager / demand manager, the following specific tasks were my responsibility:
• Analyzing potential suppliers.
• Gathering requirements.
• Creating and aligning the requirements catalog.
• Developing an evaluation matrix.
• Preparing the tender documents.

• Extracted relevant infotypes from SAP HCM for migration to SuccessFactors Employee Central and mapping to ECP fields.

• Configured P2P integration including BAPI setup and secured data exchange with HTTPS and OAuth protocols.

• Set up foundational settings in Recruiting (REC) including roles, permissions, and job requisition templates.

• Implemented Career Site Builder to create a branded candidate experience and integrated external job boards.

• Configured candidate application workflows, screening, interviewing, and hiring communication templates.

• Set up pre-screening questions and assessment tools including DHB sanction list checks.

• Implemented automated background check and KYC integration with external vendors in the REC module.

• Localized job requisition templates to reflect regional job titles and regulatory compliance.

• Customized onboarding document templates and localized document archiving protocols (DRTM).

• Adjusted onboarding forms to capture country-specific employee information including Form I-9.

• Enabled Form I-9 remote document verification and integrated eVerify with SuccessFactors.

• Set up automated reminders for employees and HR to complete I-9 sections within deadlines.

• Configured pre-Day 1 access for new hires to complete tasks and mandatory trainings prior to start date.

• Enabled e-signature integration for onboarding documents to support remote verification.

• Technologies: SAP SuccessFactors, BTP, CPI, HCM onPremise, EC, ECP, REC, ONB, Form I-9, eVerify, S4HANA.

• Comprehensive analysis of the site in terms of organization and processes, information and data flow, creation of a fit/gap analysis for S4H implementation, optimization of the entire supply chain including production planning and related QM activities
• Modules: SD, MM, PP, QM, EWM, EPPDS, S&OP
• Designing and holistically transforming the goods flow concept
• Establishing a Kanban system
• Increasing posting accuracy in the legacy system by 75%
• Creating a planning matrix for prioritizing production orders based on optimized production sequence or urgency
• Analyzing the product portfolio by revenue, volume, EBITDA to optimize purchasing costs (-17.5%), production utilization (+27.5%) and working capital (+32.8%)
• Leading and restructuring the organization to optimally prepare for the S4H implementation, including training and hands-on instruction from C-level to shop floor
• Preparing data using AI and introducing sanity checks to prevent and quickly resolve errors across all production areas

• Implementation of MM and SD with integration of Diebold-Nixdorf cash registers

• Capturing the required processes (inventory management, procurement, sales, and cash register processes)

• Customizing MM and SD

• Project planning and control

• Master data upload and inventory recording using LSMW based on Excel spreadsheets

• Cash register data transfer via EDI and IDoc processing (MBGMCR and ACC_DOCUMENT)

• Creating extensive documentation for internal staff

• No middleware; instructing and training customer staff in customizing; SAP standard as prerequisite

• SAP ECC 6.0 modules MM, SD, FI

• Led assessment and preparation for finance and business management transformation including roll-out of SAP S/4 HANA Cloud, Public Edition.
• Enhanced financial and project reporting by streamlining tools and introducing a management dashboard.
• Introduced opportunity management reporting as part of business operations activities.
• Prepared annual financial statements (HGB).
• Directed annual budget development and aligned it with the ExCo.

• Advise corporates, start-ups and investors on M&A, PMI, carve-out, value creation and restructuring initiatives (scope depending on mandate)
• Drove M&A readiness for a MedTech start-up by building the business case, developing an integrated financial & target operating model

• Working within a Swiss-regulated Virtual Asset Service Provider (VASP) offering institutional-grade crypto-fiat financial solutions
• Contributed to on-/off-ramp infrastructure enabling clients to convert between cryptocurrencies and fiat currencies
• Supported the rollout of Web3 payments & third-party payment services to streamline crypto operations for businesses
• Engaged with AML/KYC / regulatory compliance to ensure operations met Swiss regulatory standards
• Assisted in product development or deployment for crypto-backed real estate / luxury goods transactions
• Collaborated with institutional and high-net-worth clients to tailor crypto / financial services offerings
• Bridged traditional banking and Web3 by reducing frictions in fiat-crypto transactions

• Project planning and resource planning
• Requirements definition and technology selection
• Data migration and risk management
• Monitoring up to go-live
• Tools: Office365, Jira XRAY, Strato, Onboarding App

• ABAP developments for rku.it GmbH, Agena GmbH, Koenig & Bauer AG, Salzgitter AG, duagon AG
• Redesigned material configuration data mass maintenance Fiori app for Siemens AG Engineering to resolve system resource issues
• Conducted S4Hana ABAP code remediation, ATC checks, and implemented ABAP parallel processing for Voestalpine AG

• Responsible for the end-to-end application and integration architecture of the Hamburg S-Bahn maintenance digitization program. A highlight is the introduction of robots and fixed camera towers to automate vehicle inspections, allowing AI image algorithms to assess train conditions during operation.
• Deutsche Bahn has one of the largest SAP PM implementations worldwide, which is a key component of this digitization.