SAP Experts in Dusseldorf

• Conducted security assessments for supplier qualification, business unit onboarding, and ongoing reviews of service providers and partners (Ongoing Assurance).
• Assessed technical and organizational measures (TOMs) against GDPR and information security requirements.
• Handled security reviews and approval processes in the Global Approval Navigator (OneTrust).
• Advised business units and IT on information security, security requirements, and risk-appropriate measures.
• Supported the development of SOC/SIEM processes and tools as part of the ISMS in line with ISO/IEC 27001.
• Analyzed cyber threats and coordinated security objectives and measures to address Security Findings with the SOC team.
• Monitored and assessed current security advisories and security-related metrics (KPIs).
• Reviewed, assessed risks, and approved exception requests (Security Exceptions).
• Independently analyzed and handled Security Events and supported the handling of security incidents.
• Planned and supported awareness initiatives to strengthen security awareness.
• Created, implemented, and reviewed information security policies and standards.
• Conducted protection needs analyses and gap assessments to identify security gaps and risk deviations.
• Defined and reviewed technical and organizational risk treatment measures.
• Advised on Third Party Governance with consideration of DORA, ISO/IEC 27001, ISO/IEC 27005, ISO/IEC 42001, and BCM in line with ISO 22301.

Advising various companies in the areas of controlling, finance and planning, transformation, business partnering, management reporting and AI-driven forecasting systems

• Managed the integrated SAP S/4HANA delivery plan for 12 BTS workstreams, including milestone, dependency, and governance management.
• Coordinated end-to-end delivery across Business, IT, and Operations, focusing on execution, readiness, and issue resolution.
• Responsible for RAID, test, cutover, and deployment management to ensure a successful go-live.
• Implemented KPI tracking, status reporting, and PMO governance to provide transparent management of performance, risks, and escalations.

As Germany’s only large integrated energy company, EnBW covers the entire value chain—from energy generation and distribution to serving customers. The company is expanding its renewable energy sources, working toward a socially responsible coal phase-out, and advancing key technologies such as the use of green hydrogen. A rapid energy transition and achieving climate neutrality by 2035 are priorities for EnBW.  Developing and implementing an end-to-end process view that takes both technical and organizational aspects into account  Ensuring end-to-end control of all IAM-related technical services  Establishing clear responsibilities and accountabilities across the IAM landscape  Working with various departments to identify and optimize an end-to-end architecture and act as the Single Point of Contact (SPoC) for Information Security  Introducing and monitoring governance policies to ensure compliance and security  Continuously improving IAM processes and systems through regular audits and service reviews  Taking part in external process audits as part of official audits against ISO standards  Further developing the policy that sets administrative requirements and procedures, and aligning it with administrative departments  Conceptually developing the KPI system for measuring process quality

• Advising companies in the energy and climate sectors on portfolio analysis, performance, costs, quality and supplier structure.
• Design and end-to-end management of tenders, including bid evaluation, contract negotiations and implementation support.

• Requirements Engineering
• Process optimization and introduction of collaborative working models
• Process modeling with BPMN
• Analysis, specification, and documentation of logistics processes, IT systems, and data models
• Development of conceptual solutions
• Use case creation and documentation
• Data analysis with SQL
• Administration of Jira & Confluence

Project: Introduction of statutory-compliant electronic invoicing (outbound, Germany) in SAP for an international technology group.

• Project management: Planning, steering and reporting of the E-Invoicing outbound rollout across all affected business areas, including budget and resource coordination.
• UAT: Structured user acceptance test with key users per business area, test cases per invoice scenario, and consolidated test results for decision making.
• Defect management: Handover and tracking of defects in Jira, including validation of the generated invoices against the statutory schemas.
• Cutover, go-live and hypercare: Readiness checks and cutover planning aligned with the statutory deadlines, coordination of go-live and stabilization during hypercare.
• Stakeholder management and reporting: Alignment with Finance, Tax, business departments and IT, preparation of status reports and decision papers, and consistent follow-up of open items.
• Change management and documentation: Communicated process changes to the business departments, enabled key users, and created process and compliance documentation to ensure traceability and audit readiness.

• Overall project planning for resources, budget, costs, license and service contracts, cost optimization and negotiations
• Leading and managing the project team and achieving project goals
• Leading digitalization projects and their phases, including concept development, planning, change and requirements management, configuration, implementation, testing, interfaces, communication and approval
• Holding planning meetings
• Organizing, designing and running team, client and requirements workshops with up to 50 participants at operational and management level
• Main point of contact for business and technical topics, as well as project coordination
• Creating and maintaining backlogs (user stories and EPICs) in Jira, translating requirements into user stories and prioritizing them
• Approving and publishing online services in the Wirtschafts-Service-Portal.NRW (WSP.NRW)
• Preparing and maintaining project documentation
• Planning and designing the nationwide rollout/reuse under the Einer-für-Alle principle via WSP/FIT-Connect
• Communication between stakeholders, clients, public authorities and the Ministry of Economic Affairs, Industry, Climate Action and Energy (MWIKE)
• Working according to the SCRUM methodology

• Creation of detailed concepts for all relevant GTS modules (compliance, pricing, customs clearance, Intrastat, preferences)
• Planning and conducting workshops, including scheduling and documentation
• Development and consulting of the organisational structure and its master data
• Setup and customisation of compliance functions: sanctions list review, embargo, legal control, US re-export
• Uploading and maintaining sanction and commodity lists
• Implementation and validation of integration tests
• Setup and customisation of the modules: pricing (including uploading of customs tariff numbers and STAWN data), customs clearance (including application for test operation with customs), Intrastat and preferences (including preference calculation and LLEs)
• Development and presentation of prototypes
• Derivation of insights for the final concept

• QA Lead for end-to-end quality assurance of the Sparkasse & Sparkasse Business banking apps (iOS/Android); design and implementation of the Test Strategy including functional testing, regression testing, and UAT for eID, Push Notifications, and white-label components
• Creation and maintenance of test concepts and test plans in TestRail; structured Defect Management and error analysis; stakeholder management and risk management for the early identification of critical quality risks
• Accessibility Testing according to WCAG 2.1 (iOS/Android); coordination of AI-supported test automation and optimization of test processes to shorten release cycles
• Release Management: planning, management, and coordination of all test activities; status reporting to management and stakeholders; quality assessment of releases and release recommendations in an Agile/Scrum environment
• Challenge: Highly complex build and release process across several Sparkasse institutions; close coordination with the DevOps team to stabilize the CI/CD pipeline and ensure reproducible test builds before every release.

Tools: Jira, Confluence, TestRail, Android Studio, Xcode, Firebase, Jenkins, GA4

• Success: Successful launch of the eID authentication process - quality assurance ensured for 50+ Sparkasse institutions

• Designed and implemented enhancements in SAP BW on HANA 7.5 in the context of CRM migration and S/4HANA and BW/4HANA transformation programs
• Migrated SAPI data sources to the ODP framework as part of the S/4HANA migration
• Delivered SAP ECC data to Snowflake using BW data models and Calculation Views for Power BI analytics
• Integrated SAP and non-SAP data sources (including MS Dynamics)
• Improved reporting transparency through consolidated data models
• Optimized data loading processes for FI-CO data sources, significantly improving load times and system performance

• Introduction of a new payment term including its description, as well as a new shipping condition
• Configuration of item category determination (Item Category Determination)
• Implementation of the minimum price calculation (Floor Price) in the pricing procedure
• Setup of the intercompany third-party transaction (direct delivery) and addition of the direct delivery indicator to the invoice
• Prevention of delivery splits (Delivery Split) in sales orders
• Masking of the expiration date and net weight fields
• Transfer of the sales group from the quotation to the sales order
• Analysis and resolution of a pop-up appearing when creating sales orders
• Analysis and resolution of order confirmations that were created and sent with €0.00 per item

• Took on interim assignments to structurally realign Supply Chain and Procurement organizations with a focus on results and performance management.
• Developed customer-centric end-to-end supply chain structures to improve service levels, growth and operational control.
• Managed strategic tendering and negotiation processes to optimize supplier structures and commercial contract models.
• Designed and implemented digital and data-based steering models for forecasting, planning and supply chain performance.
• Built operating and governance models for the sustainable management of transformation, decision-making processes and supplier management.