Mainframe Tester

About Letitbex AI:(https://www.letitbexai.com/)

Letitbex AI is a fast\-growing AI\-driven technology company focused on building intelligent, scalable, and enterprise\-grade solutions. We work at the intersection of AI, data engineering, cloud, and business transformation, helping organizations unlock real value from artificial intelligence.

Position: Mainframe Tester

Experience: 3\+ Years

Notice Period: Can be considered up 15 Days

• *Job Summary:**

We are seeking skilled and detail\-oriented **Mainframe Testers** to join our remote QA team. As a Mainframe Tester, you will be responsible for validating and verifying mainframe applications, ensuring they meet business requirements and function correctly. This is a great opportunity to work with a global team on enterprise\-level systems. **Key Responsibilities:*** Analyze business requirements and technical specifications for mainframe applications.

• Design, develop, and execute test cases for mainframe systems (e.g., COBOL, JCL, DB2, CICS).
• Perform functional, regression, integration, and system testing.
• Identify, document, and track defects using standard defect tracking tools.
• Collaborate with developers, business analysts, and other QA team members to ensure quality deliverables.
• Participate in test planning, estimation, and status reporting.

• *Required Skills \& Qualifications:*** 3\+ years of experience in mainframe testing.
• Strong knowledge of mainframe technologies such as COBOL, JCL, DB2, VSAM, and CICS.
• Experience with test management and defect tracking tools (e.g., JIRA, HP ALM).
• Familiarity with batch job testing and data validation.
• Good understanding of SDLC and STLC.
• Strong analytical and problem\-solving skills.
• Excellent communication and documentation skills.

• *Preferred Qualifications:*** Experience in Agile/Scrum environments.
• Exposure to automation tools for mainframe testing (e.g., CA DevTest, IBM RFT).
• ISTQB or equivalent certification is a plus.