Job Title: Testing Engineer
Location: Houston, TX
Position Type: Contract
Duration: 6 / 12 Month
Work Type: Onsite
Rate: Pay range offered to a successful candidate will be based on several factors, including the candidate's education, work experience, work location, specific job duties, certifications, etc.
Job Description:
Goal: Deliver reliable, compliant payment and card-processing software through rigorous manual and automated testing across functional, regression, performance, and security domains.
THE MOST RELEVANT SKILL
Payments and Cards Domain Testing - Deep understanding of payment flows, switches, and simulators to validate end to end transactions, reversals, settlements, and failure scenarios.
SCOPE
Design, execute, and maintain test plans, test cases, and test data for payment/card systems.
Perform manual and automated functional, regression, performance, and security testing.
Identify, document, prioritize, and track defects with clear reproduction steps and evidence.
Collaborate with developers and product teams to clarify requirements and improve testability.
Build and maintain automated test suites and performance test scripts.
Report test results, risks, and quality metrics to stakeholders; maintain QA documentation.
MUST-HAVES (NON-NEGOTIABLE)
Payments and/or Cards Industry Domain Knowledge - Validate authorization, clearing, settlement, reversals, chargebacks, and ISO-style message flows.
Test Planning and Execution - Create comprehensive test plans/cases mapped to requirements; ensure coverage and traceability.
Defect Management - Log, track, and retest defects using standard QA processes and tools (not specified).
Test Automation - Build and maintain automated tests using Selenium with JUnit or TestNG; design reusable scripts.
Performance Testing - Design and execute load/stress tests using tools such as LoadRunner or equivalent.
Manual and Automated Testing - Demonstrated ability to balance exploratory/manual testing with automation.
QA Tools and Processes - Strong knowledge of software QA methodologies, metrics, and release gates.
Agile/DevOps Collaboration - Work within Agile teams; integrate testing into CI/CD pipelines (tools not specified).
Communication - Produce clear test reports and communicate risks/issues to technical and non-technical stakeholders.
Education - Bachelor's degree in Computer Science or related field.
Certification - Formal certification in software testing (specific certification not specified).
GOOD-TO-HAVES (NEGOTIABLE)
HP NonStop (Tandem) Testing - Experience validating applications on NonStop environments.
Connex Switch and Connex CED Database - Ability to test switch behavior and validate CED data.
Payment Simulators - Experience with simulators such as Web Paragon, Clear2Pay, or equivalents.
Code Review Participation - Provide feedback focused on testability, coverage, and risk reduction.
Security Testing - Exposure to vulnerability and negative testing for payment systems.
REJECTION LIST (DISQUALIFIERS)
Reject if missing: Payments and/or Cards industry domain knowledge.
Reject if missing: Hands-on experience with both manual and automated testing.
Reject if missing: Test automation using Selenium with JUnit or TestNG.
Reject if missing: Performance testing experience (e.g., LoadRunner).
Reject if missing: Bachelor's degree in a related field.
Reject if missing: Software testing certification.
ABOUT Ztek:
Website:
Ztek Consulting Inc is a minority- and woman-owned business enterprise that leverages a unique blend of human talent, machine learning algorithms, and artificial intelligence to provide customized talent management solutions for clients. Ztek's diversity-focused hiring models have proven successful, particularly in hiring veterans. The company's veteran-focused hiring and deployment program, Z-V.E.T, matches skilled veterans with clients' needs in various areas.
Disclaimer:
Ztek is an Equal Opportunity Employer and prohibits any kind of unlawful discrimination and harassment. Ztek is committed to the principle of equal employment opportunity for all employees and to providing employees with a work environment free of discrimination and harassment on the basis of race, color, religion or belief, national origin, citizenship, social or ethnic origin, sex, age, physical or mental disability, veteran status, marital status, domestic partner status, sexual orientation, or any other status protected by the statutes, rules, and regulations in the locations where it operates. If you are an individual with a disability and need a reasonable accommodation to assist with your job search or application for employment, please contact us at hrd@ztekinc.com Please indicate the specifics of the assistance needed. Ztek encourages all interested and qualified candidates to apply for employment opportunities. Ztek does not discriminate against applicants based on citizenship status, immigration status, or national origin, in accordance with 8 U.S.C. 1324b.
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