Sr Test Application Engineer

Job Description
We are seeking an experienced Test Application Engineer to support and sustain Final Test (FT) operations in a high-volume semiconductor manufacturing environment. This role focuses on maintaining stable test performance, resolving production test issues, supporting equipment and hardware, and ensuring consistent product quality and manufacturing efficiency.
Key Responsibilities Sustain and maintain FT ATE performance for mass production
Provide daily production test support to ensure stable test operations
Troubleshoot and resolve test-related issues including yield drops, tester alarms, and test escapes
Perform test correlation, limit validation, and guard band verification
Support test hardware maintenance (load boards, sockets, cables, probe interfaces)
Coordinate with Process, QA, and Manufacturing teams to resolve tester and handler issues
Support engineering change implementation (ECR / ECO) related to test
Assist in NPI FT handover fro...