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Lithography Process Engineer

External
STMICROELECTRONICS PTE LTD logoStmicroelectronics · Ang MO Kio Industrial Park 2, Singapore
S$53K–S$60K/yrFull-timeUnknownToday
Cross-functional CollaborationData AnalysisDNSDocumentationLean
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1. Process Development: Operate and optimize Photolithography equipment for Canon i-Line Stepper Systems , by defining and tuning process recipes (focus, exposure dose, alignment, etc.) Hands-on DNS track experience to support lithography process setup, development, optimization, and tool performance improvement activities. Perform routine process monitoring and troubleshooting on Canon i-Line steppers, including tool qualification, SPC tracking, and defect analysis, ensuring stable and repeatable process performance. Analyze process and metrology data to identify improvement opportunities, drive root-cause analysis, and implement robust corrective and preventive actions (CAPA) to enhance yield, throughput, and process stability. Assist in MEMS technology development, focusing on the setup and optimization of Photolithography, Screen Printing, and Bonding processes in a semiconductor environment. Assist in the development, characterization, and optimization of Photolithography, Screen Printing, and Bonding processes for semiconductor manufacturing. 2. Process Monitoring and Control: Monitor lithography process performance to ensure consistent output, high yield, and stable operation. Use DNS track knowledge to support process monitoring, track troubleshooting, and day-to-day manufacturing stability. Perform routine process qualifications, tool matching, SPC monitoring, and defect analysis. Troubleshoot process excursions, identify root causes, and implement effective corrective and preventive actions. Work closely with equipment engineers to ensure tool readiness, uptime, and process stability. 3. Data Analysis and Problem Solving Analyze process, metrology, and defect data to identify trends, risks, and improvement opportunities. Lead or support root-cause analysis for process-related issues and yield loss. Use data-driven methods to improve process stability, throughput, and overall manufacturing performance. Provide technical recommendations based on experimental results and production data. 4. Documentation and Reporting Maintain accurate records of process parameters, experiments, qualifications, and results. Prepare technical reports, summaries, and presentations for engineering reviews and management updates. Update process specifications, operating procedures, and control plans as required. Ensure proper documentation of process changes and lessons learned. 5. Cross-Functional Collaboration Work closely with cross-functional teams including R&D, production, quality, equipment, and integration . Support shift engineers and technicians as needed to resolve process or tool-related issues. Participate in technical discussions, problem-solving meetings, and improvement initiatives. Contribute to smooth process integration and technology transfer activities. 6. Continuous Improvement Identify and lead continuous improvement initiatives to improve yield, efficiency, quality, and cycle time . Explore opportunities for process automation and smarter process control. Support lean manufacturing and operational excellence initiatives in the lithography area. Drive standardization and best practice sharing across tools and teams. Required Qualifications Bachelor's degree or higher in Materials Science, Chemical Engineering, Electrical Engineering, Physics, Microelectronics , or a related field. Experience in Semiconductor Lithography Process Engineering . Understanding of photolithography or bonding principle and semiconductor process. Knowledge of EKRA printing and bonding processes will be considered an advantage. Hands-on experience with photolithography equipment (Track: DNS/TEL, Stepper: Canon, Aligner: EVG/SUSS), Screen printing (EKRA) and Bonding (EVG) equipment is highly desirable. Understanding of lithography fundamentals, process windows, alignment, overlay, exposure control, and defect mechanisms. Experience in process monitoring, SPC, troubleshooting, and root-cause analysis. Ability to work independently and collaboratively in a fast-paced manufacturing environment. Experience supporting tool qualification, process transfer, or technology ramp-up. Exposure to inline process integration and yield improvement projects. Good communication, documentation, and presentation skills.


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