GIS Specialist (PostGIS, QGIS, Geospatial ETL)

Company: NexTReT Title: GIS Specialist (PostGIS, QGIS, Geospatial ETL) Do you have a passion for working with geospatial data and contributing to high-impact projects? At NexTReT, we are growing and looking to bring on a GIS Specialist to support a strategic project focused on the management and exploitation of geospatial information. If you are passionate about geographic data, spatial databases, and enterprise GIS environments, this is an excellent opportunity to join a highly specialized team and participate in large-scale, complex technological initiatives. Project Overview We are seeking a professional with experience in geospatial data management and processing to contribute to the evolution and maintenance of corporate GIS platforms. The selected candidate will participate in the discovery, processing, integration, and exploitation of geographic data, supporting the maintenance of GIS architectures and the continuous improvement of geospatial data management processes. Key Responsibilities Locate and manage official geospatial data sources and public data repositories. Maintain technical inventories of geographic data sources and ensure full traceability of used information. Download, validate, and normalize geospatial data to ensure quality and integrity. Participate in the administration and evolution of PostgreSQL/PostGIS databases. Load and integrate geospatial data into corporate data structures. Collaborate on ETL processes and geospatial data exchange workflows. Execute vector and raster geoprocessing operations for validation, transformation, and data preparation. Prepare technical reports and improvement proposals related to geospatial data management. Analyze technical incidents and support the identification of operational solutions and improvements. What We Offer A stable project within a specialized technological environment. Participation in enterprise-level GIS initiatives using leading market technologies. Work location: Torrejón de Ardoz (Madrid). 100% on-site work modality. Annual gross salary of up to €39,000, depending on experience and expertise. Annual working hours: 1,700 hours. Working hours: * Monday to Thursday: 8 hours per day. * Friday: 7 hours. * Intensified schedule during July to September. Integration into a specialized technical team with extensive professional experience. Additional Benefits: Flexible compensation: Restaurant card, transport card, childcare vouchers, and access to our collective health insurance. Employee discounts via the Benefits Corporate platform. We are committed to equal opportunities and strive to maintain an inclusive, discrimination-free workplace. We value diversity and welcome all applications regardless of origin, gender, age, religion, sexual orientation, or any other personal characteristic. In the event you are shortlisted and selected for employment at NexTReT, we will request additional information to support the hiring process—specifically to verify the information provided in your CV, particularly academic qualifications and relevant professional experience. If you have any concerns about providing certain information, you may indicate this to the person managing your hiring process. Requirements Mandatory University degree (MECES Level 2 / Bachelor’s) in one of the following fields: * Geomatics and Surveying Engineering. * Geography with specialization in GIS. * Computer Science Engineering. * Master’s degree in Geographic Information Systems, Geointelligence, or equivalent. 2–4 years of experience in: * Management of corporate spatial databases. * Ingestion and processing of heterogeneous geospatial data. * Design and execution of ETL processes and geoprocessing. Solid knowledge of: * PostgreSQL and PostGIS. * Spatial data modeling. * Spatial SQL queries. * Spatial indexing and optimization (GiST/SP-GiST). Advanced experience with: * QGIS. * ArcGIS Pro. * GDAL/OGR. Knowledge of Spatial Data Infrastructures (SDI): * IGN (Spain). * PNOA. * Copernicus. * WMS, WFS, and WMTS services. * Catastro (Spanish Land Registry). Familiarity with geospatial formats: GeoPackage, GeoJSON, Shapefile, COG, and PostGIS. Native-level Spanish. Preferable Experience with large-scale corporate GIS environments. Participation in projects related to geointelligence, emergency response, or territorial management. Experience in technical documentation and report writing. Orientation toward continuous improvement and optimization of geospatial data management processes.