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# LEAD DATA ENGINEER (F/H)

- **Company:** Expectra
- **Location:** Villeurbanne, France (Remote available)
- **Experience:** Expert
- **Salary:** €50,000.0 - €55,000.0
- **Contract:** Permanent contract
- **Skills:** Airflow, Cloud Computing, Continuous Integration, Data Warehousing, Python (Programming Language), PostgreSQL, Oracle (Applications), DataOps, Talend, Git, Sap Bo, Data Lakehouse
- **Published:** September 22, 2026
- **Apply:** https://www.randstadprofessional.fr/offre/307-c08-r000376_01r/lead_data_engineer_f_h_/

## About the Role

De formation Ingénieur ou Master (Bac+4/5) en informatique, vous avez une première expérience de 3/4 années minimum en Data Engineering.
Vous êtes expert en développement Python et en requêtes SQL.
Outils & Concepts : Apache Airflow, PostgreSQL, architectures de type Data Lakehouse, Cloud souverain (OVHcloud), Data Catalog (OpenMetadata/DataHub).
Visionnaire mais pragmatique, vous avez à cœur de transmettre votre savoir et d'accompagner vos pairs avec pédagogie.

## Description

Rattaché directement au Responsable du service Apps & Data, vous êtes le garant technique de l'intégralité du cycle de vie de la donnée. Ce poste est axé sur l'expertise technique et le pilotage et accompagnement auprès d'une équipe de 4 Data Analysts.
Vos missions principales :
Architecture & Conception (30 %) : Co-définir la cible technologique avec nos partenaires et concevoir l'architecture globale des pipelines (ingestion, stockage, transformation, modélisation décisionnelle).
Build & Migration (50 %) : Piloter techniquement la transition de l'ancien environnement (Bases Oracle, Talend, SAP BO) vers la nouvelle Modern Data Stack. Développer, industrialiser les flux et infuser la culture DataOps (Git, CI/CD).
Mentoring & Gouvernance (20 %) : Agir en tant que référent technique, faire monter en compétences l'équipe sur les nouveaux standards de développement et garantir la sécurité ainsi que la conformité des données.


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