Integration Architect – SAP S/4HANA Transformation

Our client, a major European logistics organization, is seeking an expert to lead a large-scale digital transformation migrating legacy systems to a unified cloud environment. This role focuses on architecting the transition from mainframe environments to a modern ERP platform while ensuring seamless system coexistence and data harmony.

• Lead the integration architecture for the transition from legacy systems to a cloud ERP target state.
• Design API-led, event-driven, and batch integration patterns using REST, SOAP, Kafka, and MQ.
• Translate conceptual blueprints into detailed solution designs for onshore and offshore delivery teams.
• Manage master data design including logical and physical modeling, data lineage, and transformation rules.
• Define and maintain interface contracts, data mappings, and API specifications.
• Investigate legacy mainframe systems to understand constraints and data models for integration design.

• You have 7+ years of experience in integration architecture and solution design within enterprise environments.
• You possess advanced knowledge of data architecture including logical and physical modeling, data flows, and master data management.
• You bring deep experience with API-driven and message-driven integration using REST, OpenAPI, Kafka, MQ, or ASB.
• You have hands-on familiarity with integration stacks such as AWS, Azure Integration Services, or MuleSoft Anypoint.
• You possess solid working knowledge of SAP S/4HANA or ECC integration capabilities.
• You're familiar with legacy mainframe systems including COBOL, DB2, and JCL.
• You have experience with architecture modeling using Archimate, UML, or BPMN.
• You're experienced in leading or coordinating offshore development teams through design clarity and quality control.
• You are fluent in English.

Nice to Haves

• Experience with large-scale SAP S/4HANA transformation projects.
• Background in the automotive, supply chain, or wholesale distribution sectors.
• Familiarity with transition architecture and legacy/cloud coexistence patterns.
• Knowledge of master data governance frameworks and quality rules.
• Active knowledge of Dutch.

• Start date: ASAP
• Duration: Long-term
• Work regime: Full-time
• Location: Ghent
• Working model: Hybrid (on-site presence required for workshops)
• Contract: open to both permanent employees and freelancers