SAP Domain Architect Supply Chain Management (SCM)

About the role

We are looking for a Senior SAP Domain Architect specialized in Supply Chain Management to define and lead the target architecture for NMBS’s end‑to‑end supply chain processes. The role will design the future‑state SCM architecture on SAP S/4HANA, ensuring integration with maintenance, finance, engineering and depot logistics. You will guide complex transformations and support the creation of a resilient, transparent and regulatory‑compliant supply chain.

Key responsibilities

• Define the S/4HANA SCM target architecture tailored to depot operations, rolling‑stock maintenance flows and critical spare‑parts management.
• Lead full‑lifecycle S/4HANA SCM implementations as Domain Architect.
• Own solution design for Inventory Management, Warehouse Management (EWM), Transportation Management and SAP Business Network.
• Model processes and enterprise capabilities with ADOIT or ARIS for governance and compliance.
• Lead workshops with senior stakeholders from Supply Chain, Rolling Stock, Infrastructure Engineering and Finance.
• Validate delivery‑team results, ensure adherence to the future‑state architecture and support integration of safety‑critical stocking policies.
• Support project execution using ServiceNow, Jira, Xray, Cloud ALM and Solution Manager.

Required profile

• Minimum 15 years of professional experience in SAP Supply Chain Management, including SAP MM, Inventory Management, Warehouse Management (WM/EWM) and Transportation Management.
• Proven experience as Domain Architect on at least one full‑lifecycle SAP S/4HANA implementation.
• Background in an asset‑intensive, logistics‑intensive or regulated industry such as rail, utilities or MRO.
• Professional proficiency in Dutch or French (C1/C2) and English (B1 minimum).
• Availability to work onsite in Brussels at least two days per week.

Required skills

• SAP S/4HANA
• SAP SCM (including MM, IM, WM/EWM, TM)
• SAP Business Network and SAP Ariba
• Integrated Business Planning (IBP)
• Plant Maintenance (PM) integration
• Enterprise architecture tools ADOIT and ARIS
• ServiceNow, Jira, Xray, Cloud ALM, Solution Manager

What we offer

• Hybrid working model with flexible hours.
• 35 days of annual leave.
• Mobility package with company car or public‑transport season ticket.
• Target bonus and comprehensive insurance (hospitalisation, dental, group insurance).
• Pension scheme (cafeteria plan) and meal/eco‑vouchers.
• Internet and hybrid‑working allowances.