Senior Test Engineer
Seoul, South Korea
Sales & Business Development – Field Support, Technical Support, & Labs /
Contractor /
On-site
We are seeking a highly experienced ATE (Automated Test Equipment) RF Test Engineer to provide on-site support at our test site in Korea. The engineer will be responsible for supporting production test operations, troubleshooting test hardware/software issues, ensuring test program stability, and working closely with local and global engineering teams to drive continuous improvement.
What will your job look like:
- Provide hands-on support for ATE test operations in production.
- Debug and resolve test program, hardware, and setup-related issues.
- Maintain and improve test program stability, repeatability, and correlation across sites.
- Work closely with design, product, and quality teams to support new product introduction (NPI).
- Interface with foundries, subcontractors, and test operations teams to resolve technical issues.
- Ensure compliance with company test methodologies, yield targets, and quality standards.
- Support test data analysis, yield monitoring, and issue reporting.
- Mentor junior test engineers and provide technical leadership on-site.
All you need is:
- Bachelor’s degree (or higher) in Electrical/Electronics Engineering or related field.
- 10+ years of hands-on experience in semiconductor ATE test engineering.
- Strong expertise with ATE platforms (e.g., Teradyne UltraFLEX / J750, Advantest V93K, or equivalent).
- Proven experience with mixed-signal, digital, or RF test methodologies.
- Skilled in test program development, bring-up, and debug.
- Proficiency in programming languages used for ATE (C/C++, Perl, Python, etc.).
- Experience with test hardware (loadboards, probe cards, interface hardware).
- Strong problem-solving and analytical skills, with a hands-on, detail-oriented approach.
- Fluent in Korean; good communication in English (written and verbal) for global collaboration.
- Experience supporting high-volume production test in OSAT or fabless environments- advantage.
- Knowledge of statistical data analysis and yield management tools- advantage.
- Familiarity with device reliability and qualification testing- advantage.
- Prior experience supporting global semiconductor companies locally in Korea- advantage.
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
