Billing QA Engineer: Mainframe & Automation

Nationwide

Iowa (LA)

Hybrid

USD 96,000 - 178,000

Full time

5 days ago

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Job summary

Nationwide Technology is seeking a Quality Engineer with strong Mainframe testing experience to validate complex billing systems. The role emphasizes end-to-end testing, data validation, and automation using Playwright, Tosca, and AI-assisted approaches.

You will collaborate across technical and business teams to improve testing practices and delivery confidence. The ideal candidate will navigate a highly integrated billing environment, execute batch jobs, query DB2 data, and contribute to

Qualifications

Experience testing Mainframe-based applications and batch environments.
Strong DB2 SQL querying and backend validation skills.
Proficiency in test planning, design, and defect management.

Responsibilities

Plan and execute functional, integration, regression, performance, and end-to-end testing.
Execute and validate Mainframe batch jobs and review results.
Query DB2 to validate backend data and billing outcomes.
Develop automated tests with Playwright and AI-assisted generation.
Use Tosca and other low-code/no-code tools to expand coverage.
Manage defects from identification to resolution and retest results.
Collaborate with developers, product owners, and analysts to clarify requirements.