Specialist, Quality Engineer

If you’re passionate about being part of a dynamic organization that enables a Fortune 100 company with nearly $70 billion in annual sales to drive innovation and adopt new technologies that deliver business results, then Nationwide’s Technology team could be the place for you! At Nationwide®, “on your side” goes beyond just words. Our customers are at the center of everything we do and we’re looking for associates who are passionate about delivering extraordinary care. **This is a hybrid opportunity with preferred locations of Columbus, OH or Des Moines, IA. A remote environment would be considered based on skills and experience.** Position Summary The Personal Lines Billing team is seeking a skilled Quality Engineer with strong Mainframe testing experience and a background in billing application validation, backend data analysis, and test automation. This role will support the quality and reliability of critical billing systems across Mainframe batch processing, end-to-end billing flows, performance testing, and modern automation capabilities. This role is best suited for an experienced quality professional who can navigate a complex, highly integrated billing environment; execute and validate Mainframe batch jobs; query DB2 data to confirm backend results; and apply a practical mix of low-code, no-code, and light scripting techniques to improve testing efficiency. The ideal candidate brings strong defect management and analytical skills, along with the adaptability to apply modern tools such as Playwright, AI-assisted test generation, and the Tosca automation framework. PLS Billing is a financially critical platform where testing decisions directly affect customer experience, financial accuracy, downstream system stability, and delivery confidence. The team needs someone who can combine thoughtful test planning with hands-on execution, clear communication, and sound judgment while helping modernize the way billing quality is validated. What You’ll Do Plan and execute functional, integration, regression, performance, and end-to-end testing for Personal Lines Billing capabilities. Execute and validate Mainframe batch jobs, including reviewing job results, processing outcomes, and expected billing behavior. Perform end-to-end billing testing across policy, account, payment, billing, and downstream processing flows. Develop and execute performance tests using JMX and load-testing scripts to evaluate application behavior, capacity, and scalability. Query DB2 using SQL to validate backend data, billing transactions, account and policy states, and downstream results. Create, maintain, and execute automated tests using Playwright, including AI-assisted test generation where appropriate. Use the Tosca automation framework and other low-code or no-code tools to expand efficient, repeatable test coverage. Analyze, document, prioritize, and manage defects through resolution, including clear evidence, impact assessment, and retest results. Partner with developers, product owners, analysts, and other testers to clarify requirements, identify risks, and define effective test scenarios. Contribute to reusable regression coverage and continuous improvement of testing practices, tools, and documentation. What You’ll Bring Mainframe and billing testing skills Experience testing Mainframe-based applications and navigating batch processing environments. Ability to execute, monitor, and validate Mainframe batch jobs and interpret processing results. Experience performing end-to-end testing for complex billing, financial, or other transaction-oriented systems. Understanding of test environments, test data, job sequencing, and validation of expected business outcomes. Data and backend validation Strong DB2 SQL querying skills and experience validating backend data. Ability to reconcile application results against database records, billing transactions, and expected account or policy states. Strong analytical skills for tracing data