Cognizant (NASDAQ: CTSH) is a leading provider of information technology, consulting, and business process outsourcing services, dedicated to helping the world's leading companies build stronger businesses. Headquartered in Teaneck, New Jersey (U.S.). Cognizant is a member of the NASDAQ-100, the S&P 500, the Forbes Global 1000, and the Fortune 500 and we are among the top performing and fastest growing companies in the world.
Full time
Job Summary:
We are seeking a highly skilled Senior QA Engineer with expertise in Tosca Data Integrity (DI), ETL Testing, and Data Warehouse Validation to join our Data Quality Assurance team. The ideal candidate will have hands-on experience in validating complex data transformation processes, ensuring data integrity across source and target systems, and performing end-to-end testing of enterprise data platforms.
The candidate should possess strong SQL skills, experience working with modern databases and data warehouses, and the ability to collaborate effectively with business stakeholders, developers, and customer teams in an Agile environment.
Key Responsibilities
Data Testing & Validation
- Design, develop, and execute test cases for ETL, Data Warehouse, and Data Migration projects.
- Perform comprehensive source-to-target data validation to ensure data accuracy, completeness, and consistency.
- Validate business rules, data transformations, mappings, and reconciliation across multiple systems.
- Conduct data quality testing to identify duplicates, missing data, data anomalies, and integrity issues.
- Verify data loads into reporting databases, data lakes, and data warehouses.
Tosca Data Integrity (DI)
- Utilize Tricentis Tosca Data Integrity (DI) for automated data validation and reconciliation.
- Develop and maintain reusable Tosca DI test cases and automation assets.
- Perform metadata-based testing and automated reconciliation between source and target systems.
- Analyze validation results and provide detailed defect reports.
SQL & Database Testing
- Create and execute complex SQL queries for data verification and validation.
- Perform backend testing, data reconciliation, aggregation validation, and exception analysis.
- Validate data across relational and cloud-based databases.
- Investigate and resolve data discrepancies through root cause analysis.
Application Accepted: 8/15/2026
The annual salary for this position is between $100,000 - $120,000 depending on experience and other qualifications of the successful candidate.
This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.
Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:
Health & Wellness
- Extended Health Care Coverage
- Prescription Drug Coverage
- Dental Insurance
- Vision Care
- Life Insurance
- Accidental Death & Dismemberment (AD&D)
- Short-Term Disability
- Long-Term Disability
- Employee Assistance Program (EAP) for mental health and counseling support
- Registered Retirement Savings Plan (RRSP)
Disclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable la
Our strength is built on our ability to work together. Our diverse backgrounds offer different perspectives and new ways of thinking. It encourages lively discussions, creativity, productivity, and helps us build better solutions for our clients. We want someone who thrives in this setting and is inspired to craft meaningful solutions through true collaboration.
If you are content with ambiguity, excited by change, and excel through autonomy, we’d love to hear from you!
About Cognizant:
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.
Additional employment information
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Language requirements vary depending on roles, but we ask that all candidates have basic English proficiency for company-wide communications purposes. For roles based in Quebec, professional English proficiency is required, as you’ll deliver services to and collaborate with stakeholders outside the province who may not speak French.
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, provincial or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] with your request and contact information.
