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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # System Test Engineer - Data Analytics & Platform Testing - Onsite - **Company:** Cognizant Technology Solutions Corporation - **Location:** Lake Forest, CA, United States - **Experience:** Experienced - **Salary:** $70,000.0 - $100,000.0 - **Contract:** Permanent contract - **Skills:** Testing (Software), Java (Programming Language), Amazon Web Services, Business Logic, Automation of Tests, Microsoft Azure, Big Data, Code Coverage, Continuous Integration, Data Validation, Information Engineering, Extract Transform Load (ETL), Data Profiling, Data Systems, DevOps, Distributed Systems, Github, Python (Programming Language), Software Reliability Testing, SQL Databases, Software Testing Automation Framework, System Testing, Systems Integration, Strategies of Testing, System Availability, Delivery Pipeline, Apache Spark, Gitlab, System-level Testing, Data Lakes, Information Technology, Data Analytics, Data Management, Stream Processing, Data Pipelines, Jenkins, Databricks, Programming Languages - **Published:** July 9, 2026 - **Apply:** https://www.techcareers.com/job.asp?id=3315048566&tx=JT10496UHI&pt=1&aff=0B19D771-A501-4A5E-8338-2A822B784D54&utm_source=Job%20Feed&utm_medium=textkernel&utm_campaign=DE&utm_term=0B19D771-A501-4A5E-8338-2A822B784D54 ## About the Role * Bachelor's degree in Computer Science, Engineering, or related field. * 4+ years of experience in System Testing, QA Engineering, or Software Testing. * Strong experience with data systems, ETL testing, and data validation. * Hands-on experience with Databricks, Apache Spark, or big data frameworks. * Proficiency in SQL and at least one programming language (Python, Java, or Scala). * Experience with CI/CD tools (Azure DevOps, Jenkins, GitLab, etc.). * Understanding of test automation frameworks and system-level validation. * Experience with cloud platforms (Azure, AWS, or GCP). ## Description We are seeking a skilled System Test Engineer with strong experience in data analytics, Databricks, and CI/CD pipelines to ensure the quality, reliability, and performance of complex data systems. The ideal candidate will focus on end-to-end system testing of data platforms, validating data flows, integrations, and business logic across scalable environments. This role combines system-level testing expertise with data engineering and DevOps practices to support advanced analytics and big data ecosystems., System & Integration Testing * Design and execute system-level test strategies for data platforms and distributed systems. * Perform end-to-end testing of data pipelines, including ingestion, transformation, and reporting layers. * Validate system behavior across multiple integrated components and services. * Ensure system stability, scalability, and performance under varying workloads. Data Analytics & Validation * Perform data validation, reconciliation, and consistency checks using SQL, Python, or Spark. * Validate complex data transformations, aggregations, and KPIs used in analytics dashboards. * Conduct data profiling and anomaly detection to ensure accuracy and completeness. * Support business teams by verifying data quality and reporting accuracy. Databricks & Big Data Testing * Test workflows built on Databricks, Apache Spark, and Delta Lake. * Validate batch and real-time data processing pipelines in distributed environments. * Ensure correctness and performance of large-scale data processing jobs. * Work with data engineering teams to troubleshoot and optimize data workflows. CI/CD & Test Automation * Integrate system tests into CI/CD pipelines using tools like Azure DevOps, Jenkins, or GitHub Actions. * Develop and maintain automated test suites for regression, integration, and system validation. * Enable continuous testing practices within DevOps pipelines. * Monitor pipeline execution and ensure high test coverage. Performance & Reliability Testing * Conduct performance, load, and stress testing of data platforms. * Identify system bottlenecks and recommend performance improvements. * Ensure high availability and resilience of data systems. Collaboration & Quality Practices * Collaborate with data engineers, developers, and product teams to define testing strategies. * Participate in system design discussions to ensure testability and quality. * Maintain test documentation, reports, and metrics. * Drive adoption of best practices in system testing and QA processes. ## Related Videos - [WeAreDevelopers LIVE - Modern DevOps for IoT Devices and More](https://www.wearedevelopers.com/videos/1805-wearedevelopers-live-modern-devops-for-iot-devices-and-more) - [Innovating Developer Tools with AI: Insights from GitHub Next](https://www.wearedevelopers.com/videos/1268-innovating-developer-tools-with-ai-insights-from-github-next) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [Testing .NET applications a Tool box for every developer](https://www.wearedevelopers.com/videos/704-testing-net-applications-a-tool-box-for-every-developer) - [Bringing AI Model Testing and Prompt Management to Your Codebase with GitHub Models](https://www.wearedevelopers.com/videos/1536-bringing-ai-model-testing-and-prompt-management-to-your-codebase-with-github-models) - [SMART Test Automation - the experience of legacy transformation](https://www.wearedevelopers.com/videos/100215-smart-test-automation-the-experience-of-legacy-transformation) ## Related Articles - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Best Coding Boot Camps in Germany](https://www.wearedevelopers.com/magazine/237-best-coding-boot-camps-in-germany) - [Best US AI Conferences for CTOs in 2026: Build vs. Buy, Vendor Evaluation, and Peer Intelligence](https://www.wearedevelopers.com/magazine/736-best-us-ai-conferences-for-ctos-in-2026-build-vs-buy-vendor-evaluation-and-peer-intelligence) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)