Senior SAP Technical-Functional Consultant – ABAP OO

h3What you will do /h3 pYou will join the Business Solutions department within the Build Transform team, responsible for analysing, preparing and executing IT projects. The department develops and maintains a range of internal IT solutions including SAP, document management systems, and other business applications. /p pYour main focus will be the EXODUS project, working on three key areas: WCM, social security reporting, and maintenance orders. In parallel, you will manage the migration from Documentum to OpenText, ensuring that the SAP integration continues to work seamlessly. /p pbYour responsibilities include: /b /p ul liAnalyse business requirements with key users and translate them into functional and technical specifications /li liDesign and develop SAP solutions using ABAP object-oriented programming: BAdI, user exits, enhancement framework, ALV, Adobe Forms and Smartforms /li liDesign, adapt and maintain SAP Business Workflow solutions /li liDevelop and ensure reliability of interfaces (RFC, BAPI, IDoc, web services), including exchanges with external organisations such as social security institutions /li liDevelop applications and adaptations for maintenance orders (SAP PM): Webdynpro ABAP, POWL, Fiori /li liReplace the SAP-Documentum bridge with SAP-OpenText: inventory existing integrations (content repositories, document types, ArchiveLink connections, GOS attachments, specific developments calling Documentum); configure new OpenText repositories in SAP and adapt document types and links; adapt or replace specific developments that depend on Documentum; ensure the migration of links between SAP objects and migrated documents, in coordination with the OpenText migration team; organise non-regression testing (consultation, archiving, workflows) and prepare the cutover /li liAdapt roles and authorisation objects related to the developments /li liFavour standard functionality and limit custom code, with a view to the future migration to SAP S/4HANA /li liWrite test scenarios, prepare test data and support user acceptance testing /li liDocument deliverables and transfer knowledge to the Run team /li /ul pYou will work closely with the project manager, business teams, the OpenText team and internal IT teams. /p h3What we are looking for /h3 pbEssential experience and

skills:
/b /p ul liAt least 10 years of experience in SAP development, ideally in a technical-functional role /li liVery strong command of ABAP OO and SAP Business Workflow /li liProven experience with SAP ArchiveLink and SAP-OpenText integration /li liProven experience with SAP interfaces (RFC, BAPI, IDoc, web services) /li liGood functional knowledge of SAP MM, FI and/or PM /li liExperience with SAP S/4HANA /li liAutonomy, rigour and good communication skills with business stakeholders /li liFluent in Dutch or French; English is a plus /li /ul pbAssets: /b /p ul liSAP ABAP certification /li liExperience with migration from Documentum or another document management system to OpenText /li liKnowledge of Documentum (Archive Services / Content Services for SAP) /li liKnowledge of social security reporting exchanges or SAP HR /li liExperience in the public transport sector /li /ul h3The setting /h3 pThis assignment runs for two months, starting as soon as possible and ending on 31 December 2026. The work mode is hybrid, with presence on site in Brussels two to three times per week. /p pbDeliverables expected: /b /p ul liInventory of SAP-Documentum integrations /li liFunctional and technical specifications /li liConfiguration and developments, documented /li liTest plan and reports, including document non-regression testing /li liCutover plan and handover documentation for the Run team /li /ul pYou can join us for this assignment as a freelancer or as an employee of HumanInTech. Same role, same team. If you join as an employee, your employment continues beyond this assignment. When it ends, we’ll work together to find your next assignment. /p pbLocation: /b Brussels, hybrid /p pbWork address: /b Belgium /p pbEmployer / contracting party: /b HumanInTech /p pbApplications close (Brussels time): /b November 24, 2026 at 1:00 AM /p pbEngagement: /b Freelance or employed by HumanInTech /p pbWorking hours: /b Full-time /p pbExperience: /b More than 10 years or more /p pbEducation: /b Bachelor's or more /p