As a Senior Automation and Design Test Engineer, you will lead the design, development, and execution of automated tests for Apple products, specifically Siri. You will also manage and mentor a team of engineers and vendors, ensuring consistent and high-quality test practices. Your responsibilities include establishing automation strategies, developing scalable test frameworks, influencing architectural decisions, and driving end-to-end integration. You will identify and resolve issues, contribute to post-mortem discussions, and communicate with stakeholders across multiple teams and time zones. The role emphasizes a big-picture mindset to ensure high-quality product delivery.