Overview In this role you will shape and govern the ODS Datalake and cloud-based data ecosystem at Open Digital Services. You will collaborate with data engineering, ML, security, and product teams to deliver scalable, secure data platforms that empower analytics, AI/ML and operational processes. You'll define architectural standards and lead AWS-based solutions to support a multi-entity, regulated banking environment.

This is a hands-on, architecture-focused position with a strong emphasis on data governance and production reliability.

Responsabilidades Design and evolve the ODS Datalake architecture for scalability, reliability, security and maintainability Define architectural standards, patterns and best practices for data processing and storage Lead the design of AWS-based data solutions using services like S3, Glue, Athena, EMR, Redshift, Lake Formation, Kinesis and IAM Partner with Data Engineering to align pipelines with architectural principles and production standards Support data quality, lineage, metadata, observability,



security and access control across the Datalake Collaborate with ML and Analytics to ensure data foundations are reliable for advanced analytics and AI/ML use cases Review technical designs and guide engineering teams on architectural decisions Identify risks, debt, bottlenecks and scalability issues, proposing pragmatic solutions Promote engineering excellence, automation, documentation and operational discipline Act as technical reference for AWS data architecture, Datalake evolution and cloud-native data platform design Requisitos principales 7+ years in Data Architecture, Data Engineering, Big Data or related domains Strong hands-on experience with AWS data services (EMR, Glue, Lake Formation, Athena, EC2, etc.) Experience defining architectural standards and best practices for data platforms Experience in complex technical environments with multiple stakeholders Experience in banking, fintech or regulated environments Fluent English; professional Spanish (preferred) Strong architectural thinking Excellent communication skills Stakeholder management and influence AWS data services: S3, Glue, Athena, EMR, Redshift, Lake Formation, Kinesis, IAM Modern data lake/lakehouse architectures Data governance, metadata, lineage, quality, observability, access control

📌 Cloud Architect (AWS) - ODS (Madrid)
🏢 Grupo Santander
📍 Madrid