Semiconductor Lithography Process Engineer Jobs

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As a Metrology Overlay Process Development Engineer you will be primarily responsible for starting up, developing, and optimizing the overlay metrology processes used for DRAM photolithography process flows. Overlay metrology is a critical need within the semiconductor industry, and in this position your responsibilities will include, but are not limited to:

• Driving the understanding of new metrology technology and measurement techniques to ensure that our overlay measurement capabilities meet the precision, accuracy, and throughput required to meet our device overlay roadmaps
• Partnering with metrology equipment vendors on continuous improvement of software/hardware and development of overlay techniques to support lithography process characterization, process optimization, and process control
• Optimizing and maintaining the calibration of metrology systems that support our technology development
• Working closely with process development and process integration engineers to optimize measurements for multiple device process flows and layer stacks
• Developing applications on next generation processes and technologies within Fab 4 and qualification for technology transfers to production fabs
• Evaluations of new and innovative metrology tools to determine the lowest Cost of ownership solutions with the highest accuracy and precision for deployment in R&D and global manufacturing
• Crafting and optimizing the layout of metrology targets to enable measurement capability and improve measurement quality

Successful candidates for this position will have:

• 3 years in semiconductor industry with overlay experience
• Strong understanding of key overlay lithography process metrics needed for characterization, optimization, and line control
• Experience with image and diffraction based overlay/registration post lithography, SEM and scatterometry/OCD based overlay/pupil based overlay/registration post etch
• Process and equipment related experience in instrumentation and calibration procedures
• Strong understanding of semiconductor manufacturing processes (diffusion, CVD, Etch, Lithography) and device process flows (NAND, DRAM)
• Excellent digital literacy including MS Office and JMP and Python
• Practical experience using AI (CoPilot, Claude Code, and other AI tools) to enable fast solutions
• Strong data analysis skills and a high level of attention to detail
• The ability to work as individual contributor on projects or in collaboration with a team
• Excellent communication, organizational, and interpersonal skills

Education:

• MS/PhD in Engineering, Physics, Material Science or related field

Semiconductor Process Engineer 3

Relocation Level: TBD

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