The posting
Role Summary
Develop, optimize, and qualify thin-film deposition processes supporting advanced packaging and wafer-level integration. The engineer will own film performance, uniformity, stress, adhesion, composition, defectivity, process stability, and integration with the overall packaging process flow.
Key Responsibilities
- Develop and optimize CVD, PECVD, and related thin-film deposition processes.
- Develop dielectric, passivation, barrier, liner, and other films used in advanced packaging.
- Optimize film thickness, uniformity, composition, stress, adhesion, and deposition rate.
- Establish and maintain robust deposition process windows.
- Troubleshoot particles, film non-uniformity, adhesion failures, contamination, chamber drift, and process excursions.
- Design and execute DOEs for process characterization and optimization.
- Establish SPC and process-control methodologies.
- Characterize deposited films using appropriate analytical and metrology techniques.
- Qualify new processes, materials, precursors, and equipment.
- Work closely with lithography, etch, CMP, plating, bonding, integration, metrology, and manufacturing teams.
- Support process transfer and manufacturing ramp.
Required Qualifications
- BS or MS in Materials Science, Chemical Engineering, Chemistry, Electrical Engineering, Applied Physics, or related field.
- 5+ years of semiconductor thin-film deposition or process-engineering experience.
- Hands-on experience with CVD, PECVD, PVD, ALD, or related deposition technologies.
- Strong understanding of thin-film deposition mechanisms and process chemistry.
- Experience controlling film thickness, uniformity, stress, adhesion, composition, and defectivity.
- Experience developing and optimizing semiconductor deposition recipes.
- Strong troubleshooting skills related to chamber performance, particles, film defects, and process excursions.
- Working knowledge of DOE, SPC, process capability, and root-cause analysis.
- Experience with semiconductor film characterization and metrology.
Preferred Qualifications
- Advanced packaging, wafer-level packaging, RDL, TSV, or heterogeneous-integration experience.
- Experience with SiN, SiO₂, passivation, dielectric, barrier, or seed-layer processes.
- Hybrid-bonding process experience.
- Process-integration experience across multiple semiconductor modules.
- Experience transferring thin-film processes into volume manufacturing.



