About this role
Opportunity You'll validate the data flows that tie together financial records, inventory, and operational readiness across four countries — because a mapping error caught after go-live breaks a programme's budget and timeline in a single move. This role sits at the centre of Patria Group's integration programme, testing the interfaces between SAP S/4HANA and the ILIAS Enterprise Suite fleet management and logistics maintenance readiness solutions across Belgium, Finland, and Latvia.<br><br><strong>Why ILIAS Solutions</strong><br>ILIAS Solutions is a defence software company within the Patria Group, delivering fleet management and logistics maintenance readiness solutions that keep defence assets operationally ready. This role puts you at the core of Patria's enterprise programme — where the quality of your test coverage directly affects whether four-country operations Your Mission <strong>What you'll do</strong><br><ul><li><strong>Design and execute</strong> functional, non-functional, system integration, interface, and API tests across the SAP S/4HANA ↔ ILIAS Enterprise Suite integration landscape</li><li><strong>Identify, document, and follow up</strong> defects through to resolution, maintaining clear traceability between test artefacts and requirements</li><li><strong>Own regression and release testing</strong> cycles, ensuring integration stability across iterative programme deliveries</li><li><strong>Support user acceptance testing (UAT)</strong>, working directly with operational stakeholders to confirm that data flows reflect real-world readiness requirements</li><li><strong>Collaborate with cross-border teams</strong> in Belgium, Finland, and Latvia to translate operational constraints into coherent test coverage</li><li><strong>Produce and maintain</strong> test documentation and status reports that give programme leads a reliable picture of integration quality at any point in the cycle</li></ul><strong>What you bring</strong><br><ul><li><strong>ESB / iPaaS / API integration testing</strong> experience — exposure to MuleSoft or a comparable enterprise integration landscape (e.g., Boomi, TIBCO, WebMethods)</li><li><strong>API testing proficiency</strong> using Postman, ReadyAPI, or equivalent tooling</li><li><strong>Test and defect management</strong> using Jira, SpiraTest, or a comparable platform</li><li><strong>ISTQB Foundation</strong> certification or a demonstrably equivalent grounding in structured test methodology</li><li><strong>Integration and data-driven testing</strong> experience, including verification of data mappings and interface behaviour across connected systems</li><li><strong>English fluency</strong> and the communication skills to co-ordinate findings clearly across an international programme team, with willingness to travel occasionally to Finland and Latvia</li></ul><strong>Nice to have</strong><br><ul><li><strong>SAP S/4HANA</strong> functional or testing experience</li><li><strong>Test automation</strong> skills (tool or framework experience welcome)</li><li><strong>French and/or Dutch</strong> language capability</li></ul> Build Your Future with ILIAS <strong>Why ILIAS Solutions</strong><br>ILIAS Solutions is a defence software company within the Patria Group, delivering fleet management and logistics maintenance readiness solutions that keep defence assets operationally ready. This role puts you at the core of Patria's enterprise programme — where the quality of your test coverage directly affects whether four-country operations