Mainframe QA Analyst: COBOL/CICS/DB2 Testing

ECCO Select; United States; On-site; USD 68,880 - 73,012; Part time

Benefits offered by this job

Medical insurance

Vision insurance

401(k)

Job summary

A leading tech consultancy is looking for an experienced Mainframe QA Analyst to support a modernization initiative involving the expansion of Unemployment Insurance Account Numbers. You will ensure system accuracy and data integrity while executing QA tasks. Ideal candidates have at least 5 years of mainframe QA experience, strong familiarity with COBOL and DB2, and excellent attention to detail. This is a contract position offering competitive hourly pay, suitable for detail-oriented professionals who thrive in high-pressure environments.

Qualifications

• 5+ years of mainframe QA or testing experience.
• Strong understanding of COBOL batch processing, CICS online systems, and DB2.
• Experience validating data using SQL and mainframe tools.
• Experience testing high-volume, mission-critical systems.
• Strong attention to detail and analytical skills.
• Experience working in z/OS environments.

Responsibilities

• Analyze business and technical requirements related to account number expansion.
• Develop test plans, test cases, and scenarios for mainframe systems.
• Execute testing for COBOL batch jobs, CICS online transactions, and DB2 changes.
• Validate correct handling of 9-digit account numbers across systems.
• Perform regression testing to ensure no disruption.
• Coordinate integration and end-to-end testing with downstream systems.
• Identify, document, and track defects through resolution.
• Validate data integrity before and after changes.
• Support User Acceptance Testing (UAT) and production validation.
• Maintain QA documentation and testing artifacts.

Skills

Mainframe QA or testing experience

COBOL batch processing

CICS online systems

DB2

SQL and mainframe tools

High-volume testing

Attention to detail

Analytical skills

z/OS environments

Job description

A leading tech consultancy is looking for an experienced Mainframe QA Analyst to support a modernization initiative involving the expansion of Unemployment Insurance Account Numbers. You will ensure system accuracy and data integrity while executing QA tasks. Ideal candidates have at least 5 years of mainframe QA experience, strong familiarity with COBOL and DB2, and excellent attention to detail. This is a contract position offering competitive hourly pay, suitable for detail-oriented professionals who thrive in high-pressure environments.