09/07/2026 updated


100 % available
SAP Enterprise Architect | S/4HANA Transformation Leader
Pinsaguel, France
Pinsaguel +50 km
Bachelor of Science, Computer Sciences - University of California at Santa Cruz (1995)About me
SAP architect specializing in high-stakes, mission-critical transformation programs (S/4HANA, complex integration, Enterprise Architecture). Typically I envision, build acceptance for, and guarantee the launch of scalable event-driven architectures in high-volume international environments.
Data ArchitectureEnterprise Architecture FrameworkSAP ERPSAP HANAService-Oriented ArchitectureSolution ArchitectureRISE with SAPSAP BTPTogaf
SAP Architecture & S/4HANA
Expertise in Enterprise Architecture, S/4HANA migration, roll-out, and target architecture definition. Proficiency in SAP BTP, SAP Integration, UML, BPMN, ADM and TOGAF frameworks, with hands-on experience leading multi-ERP migrations to S/4HANA in international, multi-entity contexts.
Cloud & Infrastructure
Deep knowledge of cloud and distributed systems architecture using AWS, Kubernetes, SAP Private Cloud / RISE, and Terraform. Proven track record designing high-availability, auto-scaling cloud deployments for large-scale enterprise environments.
Integration & Data Architecture
Strong command of S4/HANA structure, API design, Event-Driven Architectures, Kafka, data platforms, and BI integration. Experience defining and governing real-time, high-volume critical data flows on modern integration layers to S4/HANA, and leading brownfield data migration.
Technology
Background in full software development lifecycle including code review, architecture studies, audits, and technical mentoring in topics such as security, database design, code patterns, OData, ABAP, Java, Go, Python, SQL, Postgres.
IT Landscape Rationalization & Governance
Application of TOGAF Enterprise Architecture Framework, especially as embodied by SAP's Architecture Development Method, for IT landscape rationalization and governance. Experience leading Enterprise Architecture decisions and steering committees at an executive level.
Monitoring & Observability
Implementation of monitoring and alerting solutions using Datadog, OpenTelemetry, Prometheus, and Grafana to ensure reliability and traceability of critical data flows.
Agile & Team Leadership
Experience managing and providing technical vision for cross-functional teams of up to 4 teams and 7 products. Background in technical direction for finance domain and Scrum Master for Agile transition pilot teams.
ERP Systems
Designed, documented and governed architectural approaches for succesful S4/HANA launches in international, mulit-entity contexts.
Experience
Professional experience10+ years
Freelancer since2006
Languages
GermanBasic knowledgeEnglishNative speakerFrenchNative speakerJapaneseBasic knowledgeSpanishBasic knowledge
Project history
Defined target architecture and SAP integration standards for high-traffic integration between SAP and the group BI data lake. Defined critical data flows and integration patterns (event-driven, streaming). Designed target cloud deployment (AWS, Kubernetes) for high-availability and auto-scaling. Ensured governance, security, and reliability of data flows. Contributed to Enterprise Architecture decisions. Implemented integration components in Java and Go. Set up monitoring and alerting via Datadog, OpenTelemetry, Prometheus, and Grafana.
Designed an integrated architecture with SAP (S/4HANA, SuccessFactors, Commerce Cloud). Defined integration flows and data models. Architected cloud solutions on AWS and Kubernetes. Participated in steering committees and led architecture decisions.
Led international integration and roll-out of SAP S/4HANA. Managed multi-ERP migration (SAP ECC, Microsoft AX) to S/4HANA. Defined the group target architecture and financial flows. Led integration strategy and IT landscape rationalization. Managed large-scale, multi-entity data migration. Rallied around target vision in Architecture and Executive Steering Committees. Provided technical direction for the Finance domain. Managed 4 teams across 7 products. Mapped business processes to technical functionality via event storming. Guaranteed complete data traceability, monitoring, and compliance.
Certificates
SAP Enterprise Architect
SAP2026
AWS Solutions Architect
AWS2024