GIS Technical Lead

NTT DATA is seeking a GIS Technical Lead to join a major telecommunications transformation programme in Belgium. The programme focuses on the evolution of a strategic GIS platform supporting network planning and the migration from HFC to FTTH infrastructure. This position requires a combination of technical leadership, GIS expertise, telecom domain knowledge, stakeholder management, and delivery oversight. Location: Brussels, Belgium (on-site) Start date: September 2026 Duration: Initial 24-month assignment Key responsibilities: - Review and validate Component High-Level Designs (HLDs). - Validate and approve Low-Level Designs (LLDs). - Provide technical guidance and coaching to the development team. - Define development standards, conventions, and DevOps best practices. - Enforce security, performance, and quality standards. - Perform or delegate code quality reviews. - Support technical decision-making and solution design activities. - Assist with complex technical issues and escalations. - Coordinate the squad on a daily basis. - Plan sprints together with the Product Owner and Delivery Lead. - Approve development estimates. - Track development progress and delivery milestones. - Lead sprint reviews and retrospectives. - Follow up on dependencies and delivery risks. - Ensure Jira stories and delivery dates remain up-to-date. - Maintain team dashboards and delivery reporting. - Oversee defect management and daily defect triage. - Follow up on system testing progress. - Ensure quality standards are met throughout the development lifecycle. - Support release readiness and deployment coordination. - Act as a trusted advisor between business and technical teams. - Collaborate closely with Product Owners, Architects, Delivery Leads and business stakeholders. - Drive alignment across teams and manage technical dependencies. - Communicate effectively with both technical and non-technical stakeholders. Required experience: - Proven experience as Technical Lead, Lead Developer, Solution Lead or GIS Lead. - Mandatory GIS / geospatial experience. - Mandatory telecommunications experience. - Experience with FTTH, broadband, network inventory, network planning, OSS/BSS, or infrastructure applications. - Strong experience reviewing HLDs and validating LLDs. - Experience leading Agile delivery teams. - Strong stakeholder management and communication skills. - Experience working in enterprise application environments. Technical skills: - GIS technologies including ArcGIS, GeoServer, open source GIS, or proprietary GIS solutions. - JavaScript and enterprise web technologies. - Oracle or other enterprise databases. - Docker and DevOps practices. - API integrations and distributed applications. - Jira and Agile delivery frameworks. Languages: - Fluent French and English are mandatory.