Job Description & Details
The demand for reliable mainframe systems is surging as enterprises modernize legacy workloads. Companies need experts who can rigorously test mainframe applications, especially those interfacing with DB2 databases and ERP/CRM platforms. This Mainframe Testing contract offers a focused, onsite opportunity to showcase your functional testing expertise.
Job Summary
We are seeking a Mainframe Testing specialist to execute functional and integration tests on mainframe applications, primarily using DB2, ERP, and CRM systems. The role is 100% onsite in San Antonio, TX, and operates on a contract basis with a $50/hr rate.
Top 3 Critical Skills Table
| Skill | Why it's critical | Mastery Level |
|---|---|---|
| Mainframe DB2 | Core data storage for legacy apps; ensures data integrity | Senior |
| ERP/CRM Testing | Validates business processes across critical systems | Senior |
| Functional Testing | Confirms end‑to‑end behavior meets requirements | Mid |
Interview Preparation
- How do you design a test plan for a mainframe application that interacts with DB2?
What the interviewer is looking for: Ability to outline test scope, data setup, transaction scenarios, and performance considerations specific to mainframe environments. - What are common challenges when testing ERP/CRM integrations on a mainframe, and how do you mitigate them?
What the interviewer is looking for: Understanding of integration points, data mapping issues, and techniques like stub/mock services or end‑to‑end batch testing. - Describe your approach to functional testing for batch‑oriented mainframe processes.
What the interviewer is looking for: Knowledge of batch job scheduling, input/output file validation, and error‑handling verification. - Which testing tools have you used for mainframe testing, and why would you choose one over another?
What the interviewer is looking for: Familiarity with tools such as IBM Rational Test, CA Test Automation, or custom scripts, and rationale based on project needs. - How do you ensure test coverage and traceability in a regulated environment?
What the interviewer is looking for: Experience with requirements traceability matrices, audit logs, and compliance documentation.
Resume Optimization
- Mainframe
- DB2
- Application Development
- ERP Testing
- CRM Testing
- Functional Testing
- Test Plan Design
- Batch Processing
- Onsite Testing
- Contract Testing
Application Strategy
When reaching out to the recruiter, send a concise email that starts with a friendly greeting, attaches your updated resume, and clearly highlights your top skills. Make sure to mention related skills you possess, such as Mainframe DB2 testing and ERP/CRM functional testing, and reference any relevant projects where you drove test automation or improved test coverage.
Career Roadmap
| Current Role | Typical Experience | Core Focus | Next Position |
|---|---|---|---|
| Mainframe Tester | 0‑2 years | Execute functional and regression tests on mainframe apps | Senior Mainframe Tester |
| Senior Mainframe Tester | 3‑5 years | Lead test design, mentor junior testers, own test strategy | Mainframe Test Lead |
| Mainframe Test Lead | 6‑8 years | Oversee testing portfolio, coordinate cross‑team efforts | Mainframe Test Manager |