Senior Mainframe QA Lead – Payments & SIT Expert

Global Payments Inc.; Ciudad de México; On-site; MXN 900,000 - 1,200,000; Full time

Job summary

Global Payments Inc. is seeking a Senior Quality Assurance Analyst (Mainframe Testing) to join our Enterprise Payments Technology Team. You will drive testing excellence across complex Mainframe environments, ensuring reliability, security and performance of payment systems powering millions of transactions daily.

You will lead end-to-end testing initiatives, collaborate with technology and business teams, and help shape quality standards while mentoring colleagues for long-term success.

Qualifications

• 8+ years of QA/testing experience in enterprise environments.
• Strong mainframe testing expertise (COBOL, JCL, CICS, TSO/ISPF).
• Experience leading SIT, end-to-end, regression testing and defect management.

Responsibilities

• Drive end-to-end testing across Mainframe apps to ensure reliability for clients and business.
• Identify risks early and validate business requirements for new functionality.
• Perform SIT, batch validation and COBOL/JCL analysis to ensure system integrity.
• Lead defect triage, root-cause analysis and cross-team collaboration.
• Mentor peers and elevate QA practices across the organization.

Skills

Mainframe testing

COBOL

JCL

CICS

SIT

Defect management

Communication

Analytical thinking

Tools

Selenium

UFT

Playwright

Cypress

Postman

SoapUI

Job description

Global Payments Inc. is seeking a Senior Quality Assurance Analyst (Mainframe Testing) to join our Enterprise Payments Technology Team. You will drive testing excellence across complex Mainframe environments, ensuring reliability, security and performance of payment systems powering millions of transactions daily.

You will lead end-to-end testing initiatives, collaborate with technology and business teams, and help shape quality standards while mentoring colleagues for long-term success.