Senior GIS Expert / GIS Architect
Location: Couillet (Charleroi), Belgium – Hybrid (minimum 2 days on-site)
Contract Duration: 12 months, renewable
Start Date: September 2026
We are seeking an experienced GIS Expert to support the development, maintenance, and optimization of enterprise geospatial solutions within a large-scale water and infrastructure environment.
Key Responsibilities
* Conduct workshops with business users and gather functional requirements
* Analyze and challenge business needs to ensure feasibility and added value
* Produce detailed functional specifications, use cases, and acceptance criteria
* Model business processes and data flows using UML/BPMN
* Configure and develop ArcGIS applications (Experience Builder, Survey123, Field Maps, Dashboards)
* Publish and manage services within ArcGIS Enterprise
* Design and optimize FME workflows and geospatial data integrations
* Integrate REST/OGC web services and PostgreSQL/PostGIS databases
* Support testing activities, UAT, documentation, and change management
* Automate geospatial processes using Python (ArcPy)
Required Skills & Experience
* 10+ years of experience in GIS functional analysis and/or GIS development
* Strong expertise with ArcGIS Pro and ArcGIS Enterprise administration
* Experience with Utility Network concepts and geospatial data modeling
* Strong SQL, PostgreSQL, and PostGIS knowledge
* Expertise in Python scripting and GIS automation
* Experience with FME Desktop/Flow workflows
* Knowledge of UML, BPMN, DevOps, Git, and CI/CD practices
* Strong communication and stakeholder engagement skills
Nice to Have
* Esri or FME certifications
* Experience in water, wastewater, or public utility GIS projects
* Technical English knowledge
Languages
* French: Native or bilingual proficiency required
* English: Technical knowledge required