Motivated and highly adaptable semiconductor equipment technician with hands-on experience supporting Applied Materials Reflexion LK 2.0/3.0 CMP systems in Samsung’s high-volume wafer fab. Skilled in preventive and corrective maintenance, tool alarm diagnostics, equipment recovery, Nova service, component replacement, and CMP calibration. A fast learner with a strong passion for continuous learning, technical growth, and mastering new equipment and technologies. Combines hands-on troubleshooting skills, cleanroom discipline, and electrical/mechanical fundamentals with a proactive mindset and strong motivation to expand technical expertise and advance into Field Service / Customer Engineering roles.