Data Engineer Confirmé/Sénior H/F

About CELAD

• 30 years of expertise with ~1 750 talents serving 250 clients (SMEs, mid‑caps, large accounts) in information systems and industrial IT.
• CELAD Rennes operates across Brittany and Normandy on projects in sectors such as Spatial, Health, Digital TV, Automotive, IoT & Connected Objects, Software Publishing, Digital & Cybersecurity.
• Human‑first culture: proximity, benevolence, and passion throughout recruitment, integration, and daily support.
• A human‑size agency offering a tight‑knit, passionate community where sharing and conviviality are daily.

Benefits

• 15 days of RTT (100 % “salarié” & buy‑back at 125 %).
• Profit‑sharing participation.
• Company Savings Plan (Plan Épargne Entreprise).
• Vacation bonus.
• Housing assistance (possible aid with ACTION LOGEMENT).
• Social and Economic Committee.

Mission / Responsibilities

• Participate in defining the Data architecture together with architects and the Squad.
• Design, refine, and develop data collection and storage solutions.
• Implement unit and automated tests.
• Deploy products across environments.
• Ensure proper functioning of solutions in production, providing support, incident management, and follow‑up.
• Promote continuous improvement of code quality within the team.
• Contribute to product delivery for Squads in a Cloudera environment.
• Act as a proactive expert and proposer of technology choices within the Data Chapter.

Profile / Requirements

• 5 to 12 years of experience on Big Data projects.
• Mastery of Cloudera environments and internal enterprise frameworks.
• Ability to work on complex, multi‑source data pipelines.
• Essential soft skills: autonomy, adaptability, pedagogy, challenge‑driven mindset, leadership.
• Availability for 3 days on‑site (with 2 days possible remote work).
• Collaborative work with Data and business teams.

Additional Information

• Contract types: CDI, Freelance, Portage salarial.
• Start date: ASAP.
• Location: midway between Rennes and Nantes.