Senior Data Quality Engineer - Zonda - Toronto, Ontario

Job summary

The Senior Data Quality Engineer will design and execute testing strategies for ETL/ELT pipelines to ensure data accuracy, completeness, and consistency. They will partner with cross-functional teams to translate business requirements into measurable test scenarios and build automated validation frameworks.

Job details

The Senior Data Quality Engineer will design and execute testing strategies for ETL/ELT pipelines to ensure data accuracy, completeness, and consistency. They will partner with cross-functional teams to translate business requirements into measurable test scenarios and build automated validation frameworks. Candidates must have 6+ years of experience in data quality or engineering with strong hands-on skills in SQL, Python, and cloud data platforms like Snowflake. The role requires the ability to perform complex source-to-target reconciliation and develop automated testing patterns for large-scale data systems.

What you’ll do

The Senior Data Quality Engineer will design and execute testing strategies for ETL/ELT pipelines to ensure data accuracy, completeness, and consistency. They will partner with cross-functional teams to translate business requirements into measurable test scenarios and build automated validation frameworks.

Requirements

Candidates must have 6+ years of experience in data quality or engineering with strong hands-on skills in SQL, Python, and cloud data platforms like Snowflake. The role requires the ability to perform complex source-to-target reconciliation and develop automated testing patterns for large-scale data systems.

Benefits

• Medical insurance
• Vision insurance
• Dental insurance
• Prescription drug coverage
• Life insurance
• Legal insurance
• Supplementary insurance
• Mental health counseling services
• Commuter benefits
• Parking benefits
• 401(k) retirement plan
• Employee stock purchase plan
• Paid time off
• Tuition reimbursement
• Fitness center membership

Listed skills

• SQL · Preferred
• Quality assurance · Preferred
• Data Validation · Preferred
• Python · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

• Data quality engineering
• ETL/ELT
• SQL
• Python
• Snowflake
• Data pipeline testing
• Regression testing
• Source-to-target reconciliation
• dbt
• Apache Airflow
• AWS Glue
• Data validation
• Test automation
• Data modeling
• Quality assurance
• Root-cause investigation

Job areas

• Data & Analytics
• Software
• Engineering
• Technology

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