The QA Tester role involves ensuring the quality of custom applications and GIS components through comprehensive testing practices. The position requires collaboration with various teams to create and document test plans, execute tests, and report findings, all while adhering to Agile methodologies. The QA Tester will work closely with business partners and technical teams to understand requirements and ensure timely software testing, while also participating in defect triage meetings and providing weekly status updates to the Quality Assurance Testing Lead.