Data Engineer Senior

Responsibilities

• Develop and industrialize complex ETL/ELT pipelines using Python and SQL
• Integrate modern technologies including LLM/RAG into data pipelines
• Migrate and integrate data from legacy systems to Microsoft Azure cloud ecosystems
• Implement and optimize solutions on Microsoft Azure and Dataiku
• Automate resource provisioning using Infrastructure as Code (Terraform)
• Optimize query performance and cloud storage/compute costs
• Set up automated testing and monitoring for data flows
• Collaborate with Data Scientists, Data Analysts, and Product Owners in an Agile/DevOps environment

Requirements

• Master's degree (Bac +5) in Computer Engineering or Big Data
• Minimum 7 years of experience as a Data Engineer
• Expertise in Microsoft Azure (Data Factory, Databricks, Synapse)
• Proficiency with Dataiku and LLM/RAG architectures
• Strong operational skills in Python and SQL modeling
• Experience with Infrastructure as Code (Terraform, ARM)
• Significant experience in industrial sectors (rail, automotive, energy, etc.)
• Bilingual English proficiency
• Ability to work in the Île-de-France region

About the Company

ALTEN is a global leader in Engineering and Technology Consulting, with over 35 years of experience and a presence in more than 30 countries. With 57,000 employees, the group provides high-impact technological solutions across sectors such as Industry, Energy, Defense, Banking, and Telecom.