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Principal Data Engineer

Epsilon Solutions

 

Toronto, ON, Canada

Posted On: 30+ days ago
Experience: 12+ years
Availability: Onsite
Openings: 1
Category: Principal Data Engineer
Tenure: Contract - Corp-to-Corp
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Description

Key Requirements

  • 12–18 years of overall data engineering experience
  • 8+ years of experience in enterprise Data Warehouse and Data Lake platforms
  • 5+ years of hands-on experience with Databricks and Spark at scale
  • Strong experience in modernizing legacy Cloudera platforms (CDH/CDP, Hive, HBase, Impala, Spark) to Databricks Lakehouse
  • Redesign ingestion, transformation, and consumption patterns from HDFS-based architecture to cloud object storage and Delta Lake
  • Refactor legacy Hive/Impala logic into PySpark and Spark SQL ELT pipelines
  • Ensure data reconciliation, audit integrity, and consistency during migration
  • Design and govern enterprise Data Warehouse and Data Lake/Lakehouse architectures
  • Implement layered architecture including Raw/Landing, Curated/Conformed, and Semantic/Consumption layers
  • Modernize traditional EDW platforms into scalable lakehouse architectures
  • Strong experience in finance and risk data models including General Ledger, Sub-ledger, financial hierarchies, and risk exposure models (credit, liquidity, market risk)
  • Enable reporting use cases including aggregation, drill-down, and drill-back capabilities
  • Build and manage semantic/consumption layers for BI, reporting, and analytics
  • Define business metrics, dimensions, hierarchies, and KPIs
  • Experience with Databricks SQL, Delta tables, and dbt or similar frameworks
  • Develop and optimize large-scale data pipelines using PySpark, Spark SQL, and Delta Lake
  • Implement Medallion architecture (Bronze, Silver, Gold layers)
  • Optimize workloads using Z-ORDER, OPTIMIZE, caching, and cluster configurations
  • Implement data governance, data quality frameworks, reconciliation controls, and exception handling
  • Establish data lineage and metadata management
  • Ensure data security, access control, and compliance standards
  • Experience with cloud platforms such as AWS or Azure
  • Experience with CI/CD pipelines using Git, Terraform, Jenkins, or Azure DevOps
  • Familiarity with orchestration tools such as Airflow or Databricks Workflows
  • Experience with dbt is a plus
  • Act as a technical authority and lead architecture decisions
  • Mentor and guide senior engineers and establish engineering standards
  • Strong stakeholder management with finance, risk, analytics, and governance teams
  • Ability to translate complex data structures into business-ready insights

Nice to Have

  • Experience in BFSI, Capital Markets, or regulatory reporting
  • Exposure to SAP Finance, Oracle Financials, or S/4HANA
  • Experience supporting AI/ML workloads
  • Databricks or cloud certifications

Education

Bachelor's degree

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