Lithography Process Engineer: Optimize CD, Overlay & Yield

GLOBALFOUNDRIES SINGAPORE PTE. LTD. - FAB 7; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

GLOBALFOUNDRIES SINGAPORE PTE. LTD. - FAB 7 is seeking a Lithography Process Engineer to sustain, optimize, and develop photolithography processes in a high-volume fab. You will work with advanced lithography tools to control CD, overlay, and defect reductions.

Responsibilities include monitoring SPC/ESPc charts, DOE studies, and tool tuning for optimal performance, with collaboration across Equipment Engineers and CAPA teams to drive process improvements and quality.

Qualifications

• Bachelor degree in Electrical / Electronics / Mechanical / Mechatronics / Microelectronics Engineering.
• 1–3 years of relevant experience in semiconductor wafer process engineering.
• Proven ability to identify, assess and solve problems.
• Perform Normal / Swing Shift (or 12-hour rotating shift if required)

Responsibilities

• Monitor and analyze SPC/ESPC charts for lithography modules using SPACE; respond to OOC/OOS events.
• Optimize photoresist coating, soft bake, exposure, PEB, and development processes.
• Manage and tune stepper/scanner exposure tools for optimal performance and tool matching.
• Conduct DOE and split lot analysis using JMP, Klarity ACE, and other statistical tools.
• Troubleshoot lithography defects and collaborate on tool qualification and process window optimization.
• Lead cross-functional teams to resolve yield excursions and implement CAPA.

Skills

Problem solving

Shift work

Education

Bachelor Degree in Electrical / Electronics / Mechanical / Mechatronics / Microelectronics Engineering

Tools

CD-SEM

JMP

Klarity ACE

SPACE

Job description

GLOBALFOUNDRIES SINGAPORE PTE. LTD. - FAB 7 is seeking a Lithography Process Engineer to sustain, optimize, and develop photolithography processes in a high-volume fab. You will work with advanced lithography tools to control CD, overlay, and defect reductions.

Responsibilities include monitoring SPC/ESPc charts, DOE studies, and tool tuning for optimal performance, with collaboration across Equipment Engineers and CAPA teams to drive process improvements and quality.