Guidehouse is seeking a Software Development & Support professional to design, develop, and execute integration test plans, test cases, and test scripts. The role involves collaborating with developers, business analysts, and other QA team members to understand integration points and requirements. The candidate will perform end-to-end testing of software systems, APIs, and third-party integrations, identify, document, and track defects using issue tracking tools like JIRA, and validate data flow and system interactions across multiple platforms. Participation in Agile/Scrum ceremonies and contributing to continuous improvement initiatives is expected, along with ensuring compliance with quality standards and best practices in integration testing. The candidate will also provide feedback and recommendations for improving system architecture and integration design.