Senior Data Engineer
3B Staffing LLC
About the Role
Primary Skills
- Focuses on legacy data migration, complex query optimization, and building new cloud pipelines for enterprise-scale data systems.
- The position is 100% on-site in Columbus, Ohio and involves working within a hybrid big data architecture using modern data engineering technologies.
- The Senior Data Engineer will play a critical role in data warehousing strategies, data quality assurance, and optimizing legacy Oracle and MS SQL Server environments.
- Design, build, and optimize enterprise-scale data pipelines within a hybrid big data architecture.
- Write highly complex SQL scripts, subqueries, and advanced analytics statements for massive datasets.
- Develop targeted rules and algorithmic mappings specifically for data quality, accuracy, and lineage checks.
- Oversee core Data Warehousing strategies, including data integration and aggressive data cleansing workflows.
- Troubleshoot, debug, and optimize legacy setups natively in Oracle and MS SQL environments.
- Perform legacy data migration and complex query optimization tasks.
- Build and maintain new cloud data pipelines using Databricks and PySpark.
- 6 to 8+ years of experience in pure Data Engineering or Architecture.
- Minimum 2 years of active development experience using Python.
- Minimum 3 years working with Cloud Technologies (AWS/Azure ecosystem).
- Proficiency with Databricks, Python, PySpark, complex SQL, Oracle, and MS SQL Server.
- Experience designing and optimizing enterprise-scale data pipelines.
- Strong experience writing complex SQL scripts and advanced analytics statements.
- Experience with data quality, accuracy, and lineage checks using rules and algorithmic mappings.
- Experience with Data Warehousing strategies, data integration, and data cleansing workflows.
- Ability to troubleshoot, debug, and optimize legacy Oracle and MS SQL Server environments.
- Comfort working inside an Agile Scrum team environment.
Primary Skills
- Databricks
- Python
- PySpark
- SQL
- Oracle
- MS SQL Server
- AWS
- Azure
Vacancy posted 21 hours ago
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