Senior SAP FI Specialist (FI-GL, FI-AR, FI-AP, FSCM)
Brussels-Capital
Digital - Infrastructure
Reference number: 91997
A major public-sector organisation is modernising large-scale finance systems as part of its S/4HANA transformation. To support this roadmap, we are looking for a Senior SAP FI Specialist with deep expertise in FI-GL, FI-AR, FI-AP and FSCM, able to drive functional design, change delivery and solution quality across a complex multi-module landscape.
What You’ll Do
- Lead the end-to-end delivery of SAP FI change requests from requirement analysis to go-live.
- Support first and second line FI operations, ensuring stability across FI-GL, FI-AR, FI-AP and FSCM.
- Run blueprint and fit-gap workshops covering finance, ticketing (sales & invoicing) and FI/CA integrations.
- Analyse business processes, estimate effort and translate requirements into functional designs.
- Configure SAP FI and produce high-quality functional and technical specifications.
- Conduct unit and integration testing, coordinate business testing and secure smooth go-live adoption.
- Manage master data and integrations with third-party tools and other SAP areas.
- Contribute actively to S/4HANA preparation, blueprinting, migration and deployment.
- Debug program logic to support issue analysis and ensure robust solution behaviour.
- Act as SPOC for finance stakeholders, facilitating workshops and aligning with cross-domain SAP experts.
- Mentor junior colleagues and help raise functional standards within a 20+ FTE delivery team.
What are we looking for?
- A Master’s degree or equivalent experience.
- 10+ years of hands-on SAP FI expertise across FI-GL, FI-AR, FI-AP and FSCM.
- Proven experience delivering SAP FI projects end-to-end in complex environments.
- Strong understanding of E2E finance processes and their SAP representation.
- Experience integrating FI with modules such as FI/CA, MM, SD or CRM.
- Ability to write functional and technical specs, perform impact analysis and run testing independently.
- Ability to debug code for faster issue resolution.
- Strong analytical, communication and workshop-facilitation skills.
- Comfortable collaborating across business, architecture and technical SAP teams.
- Fluent in Dutch and/or French, with good command of English.
What do we offer?
Location: Brussels (hybrid)
Duration: Until 31 December 2027 (extendable)
Contract: Freelance or Permanent
Onsite presence: 3 days per week
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