Senior ETL & Data Validation Engineer - Snowflake

ISHIR; Dallas (TX); On-site; USD 95,000 - 130,000; Full time

Job summary

ISHIR is seeking a Data Warehouse ETL Backend Tester in Dallas, TX for a 12+ month engagement onsite. The role focuses on validating data quality in Snowflake, ETL mappings, and data reconciliation to ensure accuracy and reliability of data-driven telecom and network analytics.

Responsibilities include validating loads, verifying transformations, and performing backend tests with SQL, QuerySurge, and CI/CD aware automation, in an Agile environment.

Qualifications

• 8+ years of experience in ETL and data warehouse testing.
• Hands-on experience with Snowflake databases and data validation.
• Experience with QuerySurge for automated data validation and reconciliation.
• Strong SQL skills for backend validation.
• Automation testing experience in Agile environments.
• Familiarity with CI/CD pipelines and automated testing frameworks.

Responsibilities

• Validate data quality, completeness, and integrity within Snowflake.
• Verify ETL transformations, mappings, and business rules.
• Perform source-to-target data reconciliation.
• Validate data loads and ensure no data loss or corruption.

Skills

ETL/Data Warehouse testing

Snowflake

SQL

Automation testing

Agile methodologies

CI/CD pipelines

Tools

QuerySurge

Job description

ISHIR is seeking a Data Warehouse ETL Backend Tester in Dallas, TX for a 12+ month engagement onsite. The role focuses on validating data quality in Snowflake, ETL mappings, and data reconciliation to ensure accuracy and reliability of data-driven telecom and network analytics.

Responsibilities include validating loads, verifying transformations, and performing backend tests with SQL, QuerySurge, and CI/CD aware automation, in an Agile environment.