Data Scientist

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Date: 06-Mar-2023

Location: Saint-Ouen, FR

Company: Alstom

Req ID:404470 

Leading societies to a low carbon future, Alstom develops and markets mobility solutions that provide the sustainable foundations for the future of transportation. Our product portfolio ranges from high-speed trains, metros, monorail, and trams to integrated systems, customised services, infrastructure, signalling and digital mobility solutions. Joining us means joining a caring, responsible, and innovative company where more than 70,000 people lead the way to greener and smarter mobility, worldwide 

Join us as Data Scientist in the Advanced Maintenance Analytics team based in Saint Ouen, France. 


As a part of its predictive maintenance solution, Alstom Services Advanced Maintenance Analytics aims to offer tools and state-of-the start solutions to manage the health of rolling stock and signaling equipment to detect degradation and provide a diagnosis to maintenance teams.



You will be a core member of the machine learning team dedicated to developing and apply state-of-the-art advanced maintenance algorithms for railway clients.

Your purpose will be:

  • Contribute to the R&D and deployment of the different machine learning, statistical and operational algorithms for the different industrialized use cases of our portfolio of services and solutions.
  • Contribute to the MLOps strategy (CI/CD of developed models, model monitoring, data labelling, training and improvemen, etc..)
  • Be a proactive member in the choice and applied research of different machine learning, statistical and data mining approaches 



  • Develop feature engineering, machine learning and statistical algorithms and models.
  • Continuously improve the performance and scalability of our solution
  • Contribute to the automation of the full machine learning development lifecycle: scoping, development, training, validation, deployment, monitoring and productionalization
  • Bring new state-of-the-art algorithms with an applied and solution oriented focus




Engineering or master's degree supplemented by experience in machine learning, data mining, development of similar applications.


PhD in the fields of physics, engineering, statistics, computer science or related disciplines




  • Knowledge of programming languages like Python and/or R and popular data science programming framework and tools
  • Knowledge of fundamentals of modern statistics, including time series, signal processing, and text mining
  • Experience with machine learning algorithms tuning and validation
  • Data visualization (Tableau, R Shiny, PowerBI, etc.)
  • Experience with database management (PostgresSQL, noSQL, etc.)
  • Experience with LINUX environment (shell scripting) and modern development stack


  • Experience with predictive maintenance applications
  • Knowledge of MLOps tools (mlflow, etc.) and data version control
  • Experience with modern software development technologies (git, agile methodologies)
  • Knowledge of MLOps tools (mlflow, etc.) and data version control
  • Knowledge of data engineering technologies (SQL, ElasticSearch, streaming processing, etc...)
  • Experience working with cloud providers like Microsoft Azure, AWS or GCP
  • Knowledge of docker, kubernetes and CI/CD stack



  • Technical person, problem solver with good communication skills
  • Proven track record for designing stable solution, testing and debugging
  • Demonstrated teamwork and collaboration in a professional setting
  • Fluent English. French is a plus.



Be part of a dynamic team in charge of buidling data science and advanced analytics solutions addressing in an international company,  solving the most interesting challenges for tomorrow’s mobility at global scale. We as a team deep dive into multiple machine learning and data science techniques and iterate rapidly with a focus on end-to-end, feasible and actual impact implementations. You will work inside an international team facing the challenges of real production projects.

Alstom is the leading company in the mobility sector, solving the most interesting challenges for tomorrow’s mobility. That’s why we value inquisitive and innovative people who are passionate about working together to reinvent mobility, making it smarter and more sustainable. Day after day, we are building an agile, inclusive and responsible culture, where a diverse group of people are offered opportunities to learn, grow and advance in their careers, with options across functions and geographic locations. Are you ready to join a truly international community of great people on a challenging journey with a tangible impact and purpose?  


Equal opportunity statement:
Alstom is an equal opportunity employer committed to creating an inclusive working environment where all our employees are encouraged to reach their full potential, and individual differences are valued and respected.  All qualified applicants are considered for employment without regard to race, colour, religion, gender, sexual orientation, gender identity, age, national origin, disability status, or any other characteristic protected by local law. 


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