The posting
Responsibilities
- Translate business and user requirements into detailed functional specifications, including features, user stories, and acceptance criteria.
- Design and specify system-to-system interfaces, defining payload structures, error handling, and performance requirements for real-time contexts.
- Collaborate with architects, developers, and testers to ensure technical feasibility and consistency throughout the implementation phase.
- Investigate data and validate business rules using SQL to qualify defects and ensure high data quality.
- Manage project documentation and participate in defect reviews, UAT campaigns, and release activities.
Requirements
- You have 3+ years of professional experience in functional analysis, including the production of functional specifications, user stories, and acceptance criteria.
- You possess 2+ years of experience within traffic management systems or similar operational environments such as logistics, aviation, or utilities.
- You bring proven experience specifying system-to-system integrations using REST, SOAP, JSON, or XML.
- You're able to write SQL queries independently for data investigation, including SELECT, JOIN, and aggregation.
- You possess knowledge of interface modeling and protocols such as message-based or event-based architectures.
- You are fluent in English with at least a B2 level of Dutch or French.
Nice to Haves
- Experience with process and interaction modeling using BPMN, UML, or use cases.
- Knowledge of OpenAPI, XSD, or conceptual data modeling.
- Participation in UAT campaigns, defect triage, or migration activities.



