Data Engineer

Identifiant de la demande:  4844
Lieu de travail: 


About US (GEMS)

ENGIE Global Energy Management & Sales (GEMS) provides energy supply solutions and risk management services to support its clients through their decarbonization journey, while optimizing ENGIE’s assets and contributing to value creation. 

ENGIE is a global reference in low-carbon energy and services with a leading energy management business, piloted by its entity "Global Energy Management & Sales" who built its savoir-faire managing the Group’s large and diverse asset portfolio over 20+ years.

3,300 employees around the world develop our solutions, through +20 international business platforms. We cover the full energy mix: renewable and thermal power, natural gas & LNG, biomass, environmental products. Our experts provide tailor made solutions based on a wide range of savoir-faire in energy management with a strong focus on decarbonation and decentralization.

Our +120,000 clients span the entire value chain: producers, asset developers, financial players, utilities, distributors and industrials. Our global reach and strong local presence enable us to offer these diverse clients tailor-made services and respond to rapid changes in mature or emerging markets alike.

Our 4 expertises:

  • Asset management
  • Energy transition services
  • Energy supply & global commodities
  • Risk management & market access

At GEMS we encourage breakthrough results, team spirit, curiosity and innovation while preserving the right work/life balance for you.

More info on GEM Hub ( or LinkedIn (


Within the GEMS IS organization, Digital Accelerator belongs to Digital & Data Accelerator Delivery Center and aims to foster the entity data transformation, proving tools and expertise.

YOUR contribution


In the context of GEMS data transformation, we want to reinforce skills on the data field. 


  • Collecting data
  • Ingesting data (structured and non-structured) in the datalake
  • Processing and transforming data use cases (historization, analytics, data science, …)
  • Exposing data
  • Optimizing performance and costs

Key missions

  • Collecting, understanding, challenging and refining business requirements & opportunities
  • Designing solutions following architecture guidelines
  • Delivering production ready services to users with the highest level of satisfaction
  • Writing unitary and integration test
  • Writing and updating technical documentations in English and making them available to the team and partners.
  • Supporting continuous improvement of the services and applications.
  • Setting up and maintaining Continuous Integration / Continuous deployment pipelines


Possible business trips in GEMS offices upon projects

Profil Recherché - Interne

About YOU

Hard skills

  1. Must have
    1. Big data technologies: HDFS/S3, Hive/Athena/Presto, Spark/Glue, Kafka/Kinesis, …
    2. Big data patterns: lambda, partitioning, bucketing, design by query, …
    3. Programming languages: Python, Scala
  2. Good to have:
    1. Cloud: AWS, Azure
    2. Agile methodologies (SCRUM/KANBAN)
    3. Others: Intellij/Pycharm, Azure Devops, Git
  3. Nice to have:
    1. Data visualization : PowerBI

Soft skills

  • Must have:
    • Analyzing
    • Working together
  • Good to have:
    • Resilience to stress


French and English



Our group is a global reference in low-carbon energy and services. Our purpose (“raison d’être”) is to act to accelerate the transition towards a carbon-neutral world, through reduced energy consumption and more environmentally-friendly solutions, reconciling economic performance with a positive impact on people and the planet. We rely on our key businesses (gas, renewable energy, services) to offer competitive solutions to our customers. With our 170,000 employees, our customers, partners and stakeholders, we are a community of Imaginative Builders, committed every day to more harmonious progress.


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Unité commerciale:  GEMS
Division:  GEMS - EC IS
Entité légale:  ENGIE Global Markets S.A.S.
Type de contrat:  Durée indéterminée
Expérience professionnelle:  Qualifié ( >3 expérience <15 ans)
Niveau d'instruction:  Bac+4 / Bac + 5 (Master, MBA)