Sr. Quality Assurance Test Engineer | Contract | Hybrid, Chicago, IL

Job Description

We are looking for a seasoned Quality Assurance Test Engineer to join a high-impact technology team on a contract basis in the Chicago area. This is a hands-on QA role focused on ensuring consistent, high-quality testing standards across a portfolio of applications and systems. Local Chicago-area candidates only.

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The Opportunity

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You'll play a critical role in delivering quality across enterprise applications and systems, with a particular focus on payment processing, payment authorization/pre-authorization, AS/400, and retail environments . This is a hands-on position for someone who takes ownership of quality throughout the entire testing lifecycle, from strategy and test design through execution, defect resolution, and reporting.

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What You'll Be Doing

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• Developing and executing comprehensive Test Strategies, Test Plans, Test Cases, and Test Execution plans
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• Performing functional, integration, regression, system, and User Acceptance Testing (UAT)
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• Testing payment providers and payment processing workflows , including payment authorization and pre-authorization processes
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• Performing hands-on testing across AS/400 environments and applications
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• Writing and executing SQL queries for data validation, results verification, and data analysis
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• Troubleshooting complex issues, performing Root Cause Analysis (RCA), and partnering with development teams on resolution
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• Managing multiple testing events, releases, and projects simultaneously
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• Collaborating with development, business, and offshore teams to identify, track, and resolve defects
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• Working effectively within both Agile/Scrum and Waterfall methodologies
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• Utilizing Jira, ALM, TFS/ADO, or similar test and defect management systems
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• Supporting test reporting, defect tracking, status reporting, and overall QA lifecycle activities
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• Helping establish, improve, and evolve QA practices and standards across the organization
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What You Bring

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• 10+ years of professional Quality Assurance experience — non-negotiable
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• Extensive hands-on experience across the full software testing lifecycle
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• Hands-on payment provider/payment processing testing experience — must have
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• Hands-on experience with payment authorization and pre-authorization processes — must have
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• Hands-on AS/400 experience — must have
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• Strong understanding of QA methodologies, best practices, and quality management principles
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• Strong hands-on experience with functional, integration, regression, system, and UAT testing
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• Strong SQL skills for data validation, data analysis, and troubleshooting
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• Proven experience performing Root Cause Analysis and supporting defect resolution
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• Experience managing multiple projects and testing events simultaneously
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• Hands-on experience working in Agile/Scrum and Waterfall environments
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• Experience with Jira, ALM, TFS/ADO, or similar systems of record
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• Demonstrated experience working effectively with offshore development and QA resources
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• Strong analytical and critical-thinking skills
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• Exceptional attention to detail and a strong quality mindset
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• Excellent verbal and written communication skills
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• Ability to quickly learn complex business processes and translate them into effective testing strategies
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• Comfortable working in a fast-paced environment and taking on multiple responsibilities
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Nice to Have

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• Retail industry experience
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• Order Management System (OMS) experience
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• Experience working with large-scale enterprise applications and legacy systems
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• Experience helping establish or mature QA processes and practices
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Requirements

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• Must be local to the Chicago area
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• Must be authorized to work in the US; USC, Green Card, or EAD only
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• 1099 or Corp-to-Corp engagement
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• 10+ years of Quality Assurance experience
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• Payment provider/payment processing testing experience is required
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• Payment authorization/pre-authorization experience is required
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• AS/400 experience is required
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• Retail experience is strongly preferred
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