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Principal Engineer - Data Engineering

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Principal Engineer - Data Engineering in Others

  • Western Digital
  • Full time
  • Email
  • Singapore, Singapore

Responsibilities

  • Build and maintain reliable, versioned feature engineering pipelines that transform engineering, sensor, and operational data into ML-ready feature sets.
  • Design and operate data quality checks for completeness, schema consistency, statistical distribution stability, and label accuracy across AI training datasets.
  • Maintain training-data versioning, lineage tracking, reproducibility, and deployment-data drift detection.
  • Implement data contracts, access controls, retention practices, and governance standards for AI data assets.
  • Contribute to real-time sensor-data ingestion and progressively assume operational ownership over 6–12 months.
  • Build infrastructure for synthetic-data generation, ingestion, storage, and versioning.
  • Maintain the training dataset registry, feature store, and model-input validation layer integrated with the AI platform.

Requirements

  • Bachelor's or Master's degree in AI, Computer Science, Data Engineering, Electrical Engineering, Applied Mathematics, or a related field; an AI major is preferred.
  • Fresh to 1 year of experience, with academic, personal, or internship project experience building end-to-end data pipelines accepted as the primary evaluation criterion.
  • Strong, demonstrable Python and SQL proficiency, including complex queries, window functions, and data transformation logic.
  • Knowledge of batch pipeline architecture, reliability, schema management, fault tolerance, and orchestration using tools such as Airflow, Prefect, or AWS Glue Jobs.
  • Understanding of data quality checks, data versioning, lineage, reproducibility, train/test leakage, and label-quality effects on model performance.
  • Preferred experience or knowledge includes Feast, Tecton, synthetic data generation, dbt, DLT, annotation platforms, MES/LIMS integration, active learning loops, and data lakehouse technologies.

Benefits

  • Work location: Singapore office.

Western Digital

Western Digital designs and manufactures data storage devices and platforms, including hard disk drives and solid-state drives, for consumer electronics, enterprises, and hyperscale data centers. The public company, founded in 1970 and headquartered in San Jose, sells under the Western Digital an...

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