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# Data Engineer / Big Data (H/F)

- **Company:** Groupe Alten
- **Location:** Boulogne-Billancourt, France
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Airflow, Big Data, BigQuery, Continuous Integration, DevOps, Data Flow Control, Python (Programming Language), Prometheus, Scala (Programming Language), Data Streaming, Google Cloud, Grafana, Apache Spark, Pyspark, Kubernetes, Cassandra, Apache Kafka, Docker
- **Published:** September 22, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=d2a9ee72004302b2

## About the Role

Expérience : Minimum 5 ans en tant que Data Engineer ou Big Data Engineer.

 * Compétences techniques obligatoires :
 + Maîtrise de GCP (Google Cloud Platform) et de ses services (BigQuery, Pub/Sub, Dataflow, etc.).
 + Expérience confirmée avec Apache Kafka (streaming, connecteurs).
 + Expertise en Spark (PySpark ou Scala) pour le traitement distribué.
 + Connaissance approfondie de Scala ou Python pour le développement.
 + Expérience avec Cassandra (modélisation, requêtes, optimisation).
 * Atouts supplémentaires :
 + Connaissance des outils de monitoring (Prometheus, Grafana).
 + Expérience avec Airflow, Docker, ou Kubernetes.
 + Familiarité avec les bonnes pratiques DevOps (CI/CD, IaC).
 * Soft skills :
 + Esprit d'équipe, autonomie et capacité à résoudre des problèmes complexes.
 + Bonne communication pour collaborer avec les métiers et les équipes techniques.

## Description

Nous recherchons un(e) Data Engineer passionné(e) par le Big Data et les architectures distribuées pour concevoir, optimiser et déployer des solutions data à grande échelle.

Missions principales :

 * Concevoir, développer et maintenir des pipelines data robustes et scalables.
 * Travailler sur des architectures distribuées (Kafka, Spark, Cassandra).
 * Optimiser les traitements de données sur GCP (BigQuery, Dataflow, Dataproc, etc.).
 * Collaborer avec les équipes Data Science et DevOps pour industrialiser les solutions.
 * Assurer la performance, la fiabilité et la sécurité des infrastructures data.


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