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Veolia

Water, waste, and energy services provider

Semi Senior Data Analyst

Data Science +1Confirmed live in the last 24 hours
Full-timeBuenos Aires, ArgentinaNo salary listedHybrid

About the Job

Requirements

  • Be an advanced student or graduate in a field such as Data Science, Engineering, Statistics, Mathematics, Economics, or Information Systems, or a related field.
  • Have 2 to 3 years of experience in data analysis, business intelligence, or a related area.
  • Have proficiency in Python and data-processing and visualization libraries including Pandas, NumPy, Matplotlib, and Seaborn.
  • Be able to write complex SQL queries, including joins, subqueries, and window functions, against relational databases.
  • Have advanced Google Sheets skills, including pivot tables and complex formulas.
  • Have knowledge of applied statistics, including measures of central tendency, distributions, correlations, and basic hypothesis tests.

Responsibilities

  • Extract, clean, and consolidate data from multiple sources, including databases, spreadsheets, and application programming interfaces.
  • Design and maintain SQL queries and Python scripts to automate analysis processes.
  • Build reports, dashboards, and visualizations that help non-technical teams interpret data.
  • Perform exploratory data analysis to identify patterns, trends, and anomalies.
  • Collaborate on developing, training, and evaluating basic-to-intermediate statistical or machine-learning models, including regression, classification, and time-series models.
  • Document processes, methodologies, and results clearly and reproducibly.
  • Work with business teams, including operations and commercial teams, to translate needs into data solutions.
  • Contribute to improving data quality and defining the team's working practices.

Desired Qualifications

  • Experience with machine-learning libraries such as Scikit-learn and XGBoost.
  • Experience with visualization tools such as Power BI, Tableau, or Looker.
  • Knowledge of Git for version control.
  • Experience with cloud work environments such as Google Colab, AWS, GCP, or Azure.
  • Knowledge of time series and forecasting or demand-prediction models.
  • Previous experience in demand-prediction, forecasting, or operations analytics projects.
  • Participation in academic or professional data-science projects, such as a thesis, specialization, or certifications.

About the Company

Veolia

Water, waste, and energy services provider

Generating company summary.

Company size
10,001+
Company stage
IPO
Headquarters
Aubervilliers, France
Founded
1853

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