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Senior Data Quality Engineer - Zonda - Toronto, Ontario

  • Toronto, ON
  • On-site
  • Posted Sep 20, 2026
  • 1 position

$120,000–$150,000 / year

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Employment type
Full-time
Experience level
Senior · 6+ years
Posting language
English
Working hours
40 hours per week

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 business subject-matter experts to translate 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 business subject-matter experts to translate 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. The role requires the ability to perform end-to-end pipeline testing and translate complex domain requirements into repeatable test cases.

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 business subject-matter experts to translate 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. The role requires the ability to perform end-to-end pipeline testing and translate complex domain requirements into repeatable test cases.

Benefits

  • Medical insurance
  • Vision insurance
  • Dental insurance
  • Prescription drug coverage
  • Life insurance
  • Legal 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
  • Data Validation · Preferred
  • Python · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

  • Data quality engineering
  • ETL/ELT pipeline testing
  • SQL
  • Python
  • Snowflake
  • Apache Airflow
  • dbt
  • AWS Glue
  • Regression testing
  • Data validation
  • Source-to-target reconciliation
  • Test automation
  • Data modeling
  • Cloud data platforms
  • Root-cause investigation
  • Business rule verification

Job areas

  • Data & Analytics
  • Software
  • Technology
  • Engineering

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