Role overview

The Data Engineer Specialist will build and run the data pipelines that power Sani/Ikos Group’s AI programmes, analytics and reporting. You will own end-to-end data products, from source systems through to curated datasets, with responsibility for design, build, testing, monitoring and production support.

A key focus in the first year will be the data quality programme. Working as a hands-on engineer within the Data Quality squad, you will identify, size, correct and monitor issues in guest, reservation and revenue data, helping ensure the business can trust the data it uses every day.

This is a practical, collaborative role. You will work closely with AI Engineers, Data Scientists, Data Engineers and business data owners to make sure the right data is available, reliable and fit for purpose.

Main responsibilities
- Find, fix and monitor data quality issues, including logging volume, examples, root cause and fixability, tracing issues back to the point of capture, building corrections, testing on samples,



reporting side effects and applying approved fixes to history.
- Build and maintain batch and real-time ingestion pipelines from enterprise sources such as PMS, CRS, CRM, booking engines, revenue management systems, web and app platforms, and HR systems.
- Deliver the Foundations build by implementing reliable, secure and production-ready data architecture components agreed with your manager.
- Support AI workloads by working with AI Engineers and Data Scientists on data quality, access and performance for models, retrieval-augmented generation (RAG) and agent use cases, with clear data contracts in place before build.
- Build quality into pipelines through validation rules, referential integrity checks, matching and merge safeguards, observability and monitoring so issues are caught by the platform early.
- Operate Azure services effectively, including Azure Data Factory, Functions, Storage, Containers, Synapse and related databases, with attenti

📌 Data Engineer Specialist (Madrid)
🏢 Sani/Ikos Group
📍 Madrid