Senior Test Analyst

Talent; City of Brisbane; On-site; AUD 120,000 - 180,000; Full time

Job summary

Talent in Brisbane seeks an experienced Senior Test Analyst to design, implement and oversee end-to-end data testing across enterprise data solutions.

You will validate pipelines, ETL processes, and data transformations, using advanced SQL and Python to automate tests and reporting. Collaboration with Engineers, Analysts, and QA is essential to ensure data governance and quality standards.

Qualifications

• Minimum 5 years' experience in Data Testing, QA, or related testing roles.
• At least 2 years operating in a Senior Test Analyst capacity.
• Advanced SQL skills with complex joins, aggregations, and data reconciliation.
• Strong Python scripting experience for test automation and data validation.
• Proven experience testing data pipelines, ETL processes, and large datasets.
• Familiar with data testing methodologies including regression and end-to-end validation.

Responsibilities

• Design, develop, and execute end-to-end data testing strategies for enterprise-scale data solutions.
• Validate data pipelines, ETL processes, and data transformations for accuracy and consistency.
• Develop and run complex SQL queries for data validation and reconciliation.
• Build Python scripts to automate data testing, validation, and reporting tasks.
• Identify, investigate, and resolve data quality issues with root cause analysis.
• Maintain test plans, test cases, execution results, and test summary reports.
• Collaborate with Data Engineers, Business Analysts, QA teams, and stakeholders.
• Ensure compliance with data governance, security, and quality standards.
• Drive stakeholder engagement and ownership of testing outcomes.

Skills

Advanced SQL

Python scripting

Data testing

QA testing

Data validation

ETL testing

Data reconciliation

Regression testing

End-to-end validation

Tools

SQL

Python

Job description

• Design, develop, and execute end-to-end data testing strategies for enterprise-scale data solutions.
• Validate data pipelines, ETL processes, and data transformations to ensure data accuracy, completeness, and consistency.
• Develop and execute complex SQL queries for data validation, reconciliation, and analysis.
• Build Python scripts to automate data testing, validation, and reporting activities.
• Identify, investigate, and resolve data quality issues through detailed root cause analysis.
• Develop and maintain test plans, test cases, test execution results, and test summary reports.
• Collaborate with Data Engineers, Business Analysts, QA teams, and stakeholders throughout the delivery lifecycle.
• Ensure compliance with data governance, security, and quality standards.
• Drive stakeholder engagement, coordination, and ownership of testing outcomes.

About You

You are a detail-oriented testing professional with a strong analytical mindset and proven experience delivering quality outcomes in complex data environments.

Mandatory Skills & Experience

• Minimum 5 years' experience in Data Testing, QA, or related testing roles.
• At least 2 years operating in a Senior Test Analyst capacity.
• Advanced SQL skills, including complex joins, aggregations, data reconciliation, and query optimisation.
• Strong Python scripting experience for test automation and data validation.
• Demonstrated experience testing data pipelines, ETL processes, and large datasets.
• Strong understanding of data testing methodologies, including:
• Regression Testing
• End-to-End Data Validation