About the Role
Senior GIS Architect / GIS Expert Mission Overview We are seeking a Senior GIS Architect to support the design, implementation, optimization, and governance of complex GIS solutions within a large-scale sectoral GIS platform. The role combines technical leadership, project coordination, solution architecture, and hands-on expertise across the Esri ecosystem, spatial databases, and geospatial data integration technologies.
Key Responsibilities Lead the design, deployment, and optimization of enterprise GIS solutions aligned with business and strategic objectives. Act as the technical reference for ArcGIS Enterprise and ArcGIS Utility Network. Manage and coordinate complex GIS projects and contribute to portfolio management activities.
Design and optimize GIS architectures, workflows, and operational processes. Develop and configure ArcGIS applications (Experience Builder, Survey123, Field Maps, Dashboards, JavaScript API). Publish, manage, and optimize GIS services and layers within ArcGIS Enterprise.
Design and maintain FME Desktop and FME Flow workflows, including automation, monitoring, scheduling, and troubleshooting. Support change management, user adoption, technical documentation, and operational procedures. Provide recommendations to improve GIS performance, scalability, and sustainability.
Required Skills & Experience Minimum 10 years of experience delivering complex GIS projects and architectures within the Esri ecosystem. Strong experience in GIS solution architecture and enterprise platform design. Proven project leadership and stakeholder management capabilities.
Advanced expertise with: ArcGIS Enterprise administration (Portal, ArcGIS Server, Data Store) ArcGIS Utility Network implementation and configuration ArcGIS Pro Enterprise geodatabases, versioning, archiving, and performance optimization PostgreSQL/PostGIS and spatial SQL FME Desktop and FME Flow Python (ArcPy) for GIS automation GIS application configuration and development Experience with DevOps practices, Git, and CI/CD pipelines is an asset.
Experience in water utilities, wastewater management, or public infrastructure projects is highly desirable.
Preferred Certifications
ArcGIS Enterprise Administration ArcGIS Enterprise Geodata Management FME Professional Profile Strong analytical and problem-solving skills. Excellent communication and documentation abilities. Ability to combine strategic vision with hands-on technical expertise.
Experience working in complex, multi-stakeholder environments.
Languages French: Fluent English: Technical proficiency required Work Location Couillet, Belgium Hybrid working model available Contract Type Long-term consulting assignment with potential for extension.