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ENEnerSys

Data Engineering Intern - AI/ML Systems(m/w/x)

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VollzeitPraktikumVor Ort
AI/ML

Designing data infrastructure and building ingestion pipelines for AI/ML systems in energy management and asset monitoring. Master's or PhD in a technical field, Python, and SQL proficiency required. Focus on feature engineering and data quality for complex datasets.

Anforderungen

  • Master's or PhD in Computer Science, Data Science, Electrical Engineering, or related field, or recent graduation
  • Strong proficiency in Python for data manipulation, transformation, and pipeline development
  • Solid experience with SQL and relational or time-series data systems
  • Understanding of machine learning workflows, training data, feature engineering, inference pipelines, and data quality impact
  • Hands-on experience with large, complex datasets, including missing data, schema inconsistencies, temporal alignment, and high-cardinality variables
  • Strong data visualization skills with matplotlib, seaborn, or Plotly; clear, informative, reproducible analysis outputs
  • Familiarity with cloud data platforms, particularly Microsoft Azure (e.g., Azure Databricks, Azure Data Factory, Azure Data Lake, or Event Hubs); equivalent experience with other major cloud providers
  • Exposure to large-scale or streaming data concepts, including real-time ingestion, event-driven architectures, or distributed data processing frameworks (e.g., Spark)
  • Experience with relational or analytical databases (e.g., PostgreSQL); awareness of modern storage formats or database categories (columnar, vector, graph) is a plus
  • Hands-on ML experience, including model training, feature engineering, or experiment tracking (e.g., MLflow); understanding of data pipeline impact on model performance
  • Interest in or prior exposure to time-series sensor data, industrial telemetry, battery systems, or energy infrastructure is a plus

Aufgaben

  • Design data infrastructure for AI/ML projects
  • Build data ingestion pipelines for various data types
  • Implement data transformation and validation processes
  • Develop data quality and monitoring frameworks
  • Construct feature engineering pipelines with AI/ML engineers
  • Optimize data models for time-series and ML consumption
  • Evaluate storage formats and database architectures
  • Contribute to streaming data pipeline development
  • Support real-time ingestion and event-driven architectures
  • Generate synthetic and simulation data for digital twin platforms
  • Develop exploratory data analysis and visualizations
  • Test and validate data pipelines
  • Verify data contracts and perform simulation testing
  • Create technical documentation and reports

Ausbildung

  • Laufendes Studium

Sprachen

  • Englischverhandlungssicher

Tools & Technologien

  • Python
  • SQL
  • matplotlib
  • seaborn
  • Plotly
  • Microsoft Azure
  • Azure Databricks
  • Azure Data Factory
  • Azure Data Lake
  • Event Hubs
  • Spark
  • PostgreSQL
  • MLflow
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