Senior QA Engineer - API/Integration Testing
First seen by Alion on Sep 4, 2026.
Experience : 6+ Years
Location : Hybrid
Role Summary :
We are looking for a Senior QA Engineer with strong hands-on experience in Tricentis Tosca, API/Integration Testing, SQL, and Test Automation.
The candidate will be responsible for automating functional and regression testing, validating APIs and data, troubleshooting defects, and supporting high-quality releases across enterprise applications and data platforms.
Mandatory Skills :
- 6+ years of experience in QA / Test Automation
- Strong hands-on experience with Tricentis Tosca
- 4+ years of API & Integration Testing
- Strong knowledge of REST APIs, JSON, and Microservices
- Hands-on experience with Postman / Swagger / OpenAPI
- Strong SQL skills for backend/data validation
- Experience in Functional, Regression, Integration & End-to-End Testing
- Experience in Test Automation Frameworks
- Defect management and Root Cause Analysis
- Good understanding of Agile/Scrum
- Strong analytical and troubleshooting skills
Good-to-Have Skills :
- ETL / Data Pipeline Testing
- Data Warehousing / Enterprise Data Platforms
- CI/CD and DevOps exposure
- Healthcare / Life Sciences / regulated-domain experience
- GxP / CSV / validation experience
- UAT / OQ / validation testing
- Performance / Security testing
- Experience with test management tools
Key Responsibilities :
- Design and execute API and integration test cases.
- Build and maintain automated test suites using Tricentis Tosca.
- Increase automation coverage for functional and regression testing.
- Validate data flows, transformations and business rules.
- Perform SQL-based backend and data validation.
- Conduct source-to-target reconciliation and data integrity checks.
- Analyze defects, logs and API traces and perform RCA.
- Support CI/CD integration of automated tests.
- Prepare test plans, test cases, traceability and test evidence.
- Work closely with Developers, BAs, Data Engineers, Architects and DevOps teams.
Skills
Software Quality Assurance, Testing, TOSCA, API Testing, Integration Testing, Automation Testing, POSTMAN, ETL/Datawarehouse Testing, Defect/Bug Tracking System