Senior Data Quality Test Engineer - Snowflake, Toronto, ON-199 Bay Street, Ontario, Canada

We are looking for a Senior Data Quality Engineer to join our team for a permanent role. The ideal candidate will have deep hands-on experience with ETL, Python and a strong proficiency in SQL. You will play a critical role to enhance our automated regression testing coverage, maintain our test automation framework and ensuring that complex data transformations meet rigorous quality and performance standards within Snowflake and Databricks environments.

In this role, you will

Design, develop, and maintain automated test frameworks to validate complex ETL data transformations, source-to-target mapping, and data consistency.
Execute rigorous validation of data movement and processing within Snowflake and Databricks, ensuring optimal performance, schema compliance, and data integrity.
Automate assigned areas/features using the existing Framework and provide the test estimations, build automation scripts using Python & Unix.
Develop Python scripts to automate data validation and transformation tasks.
Develop automated test scripts using SQL, Python, or other testing frameworks.
Utilize SQL or any database querying language to compare, manage and manipulate data efficiently.

Required skills

Overall 7-10 years of overall testing experience with focus on ETL/Data Testing projects in the banking domain.
Minimum 3 years of experience in automated testing with Python.
Must have experience validating data within Snowflake or Databricks.
2+ years of hands on experience in UNIX. Strong knowledge and expertise of Unix / Linux commands and scripting including file operations, manipulation and compare.
Must have good experience with SQL database and writing complex SQL queries.
3+ years of hands on experience in SQL. Should be able to write complex joins, unions, case and aggregations. Ability to compare large datasets using SQL, Python.
Strong understanding the database concepts (indexes, constrains, normalization).
Experience in a variety of test automation frameworks/tools e.g., (Cucumber, Robot Framework, SoapUI, Selenium, TestNG) and script development using Python.
Extensive experience across the full QE lifecycle, including test planning, test case design, execution, and defect management.

Preferred skills

Familiarity with cloud data environments (e.g., AWS, Azure, or GCP).
Experience in the banking domain is a plus.
Experience with AI/ML-powered testing tools and techniques
Experience with Linux and shell scripting.

We're eager to meet people who share our mission and can make an impact in various ways. Don't hesitate to apply, even if you only meet the required skills listed. Your transferable skills and experiences matter—help us see how you the right person for this role.

Total compensation:

We regularly assess market data to ensure we offer a competitive compensation package for our associates. The base salary for this position ranges between CAD 70,000 – 90,000 per year. Where the successful candidate may fall within the range depends on relevant education, work and/or management experience and other business-related and job-necessary qualifications. This position is also eligible for Cognizant’s discretionary annual performance-based bonus, as well as benefits that support your physical, mental and financial wellbeing.

Working arrangements

We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a hybrid position requiring 4 days a week in a client or Cognizant office in Toronto, ON. Regardless of your working arrangement, we are here to support a healthy work-life balance though our various wellbeing programs.

The working arrangements for this role are accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.

Cognizant will only consider applicants for this position who are legally authorized to work in Canada without requiring employer sponsorship, now or at any time in the future.

Applications for this position are reviewed by our recruitment team without the use of artificial intelligence screening tools.

Sobre a Cognizant
Cognizant (NASDAQ: CTSH) é uma construtora de IA e fornecedora de serviços de tecnologia, criando a ponte entre o investimento em IA e o valor para as empresas por meio do desenvolvimento de soluções de IA completas para nossos clientes. Nossa profunda experiência em setores, processos e engenharia nos permite incorporar o contexto único de cada organização em sistemas tecnológicos que potencializam a capacidade humana, geram resultados tangíveis e mantêm empresas globais à frente em um mundo em rápida transformação. Saiba mais em cognizant.ai ou @cognizant.

A Cognizant é uma empregadora que investe em equidade. Sua candidatura não será pautada em raça, cor, gênero, sexualidade, credo, origem, deficiência, gravidez ou qualquer outra característica protegida pelas leis brasileiras.

Informações adicionais de emprego
Os candidatos podem ser obrigados a comparecer a entrevistas presenciais ou por videoconferência. Além disso, os candidatos podem ser obrigados a apresentar seu documento de identificação emitido pelo estado ou governo atual durante cada entrevista.

Embora nosso sistema permita a candidatura em todos os idiomas, o(s) idioma(s) e o(s) nível(is) de proficiência exigidos para o trabalho variam. No entanto, é necessário um nível básico de inglês para fins de comunicação em toda a empresa.

Se você tem uma deficiência que requer adaptações razoáveis para procurar uma vaga de emprego ou enviar uma candidatura, envie um e-mail para [email protected] com sua solicitação e informações de contato.