A Tosca Automation Tester is typically responsible for designing, creating, executing, and maintaining automated test cases using the Tosca automation tool. Most days involve close collaboration with developers, business analysts, and other QA team members to ensure new functionalities or changes meet requirements and are properly tested. Additionally, Tosca Automation Testers may participate in code reviews, defect tracking, and continuous improvement of test coverage. Their role often includes troubleshooting issues, updating test documentation, and supporting regression and integration testing efforts, making them key contributors to the overall software development process.