Senior Data Warehouse ETL Developer - Advanced SQL & SSIS

Ethereum Technologies LLC; Fairfield (CA); On-site; USD 120,000 - 155,000; Full time

Job summary

ETHEREUM TECHNOLOGIES LLC is seeking a Senior Data Engineer to monitor and optimize data pipelines in a production environment. The role focuses on advanced SQL, complex joins, and data modeling to support healthcare data needs.

You will work with SSIS for data integration, implement security-related tasks, and monitor latencies to ensure reliable reporting. The position requires 8–10 years of experience in a senior data/ETL role, with a strong debugging capability and experience in data

Qualifications

• Advanced SQL with complex joins and sub queries.
• Experience with CTEs and performance tuning.
• Strong debugging skills and data quality mindset.
• Proficiency with SSIS for data integration.

Responsibilities

• Monitor jobs configured in compose to track daily errors.
• Modify tasks to add tables and transforms.
• Maintain core data warehouse structure upgrades and implement security tasks.
• Monitor latencies and optimize data pipelines.

Skills

Advanced SQL

Complex joins

Sub queries

Common table expressions

Performance tuning

Debugging skills

SSIS

Tools

SSIS

Job description

ETHEREUM TECHNOLOGIES LLC is seeking a Senior Data Engineer to monitor and optimize data pipelines in a production environment. The role focuses on advanced SQL, complex joins, and data modeling to support healthcare data needs.

You will work with SSIS for data integration, implement security-related tasks, and monitor latencies to ensure reliable reporting. The position requires 8–10 years of experience in a senior data/ETL role, with a strong debugging capability and experience in data