Job's mission

What you will be working on

• Act as the primary technical interface for key customers, supporting Epitaxy process development and production while building strong relationships with customer R&D and manufacturing teams
• Drive NPI and evaluation activities at customer sites, leading hands-on deployment and implementing BU-developed BKMs and process improvements
• Execute and support customer-specific DOE and demo activities in collaboration with process teams
• Diagnose and resolve complex process and equipment issues across development and production environments, while leading technical escalations including root cause analysis and corrective actions
• Monitor equipment performance and ensure alignment with customer specifications
• Understand customer technology roadmaps and align ASM solutions with future node requirements
• Collaborate with global R&D, Product Marketing, and Service teams to drive continuous product improvement and translate customer requirements into product and technology development inputs
• Support alignment between customer needs and ASM business strategy

What we are looking for

• Ph.D. or Master’s degree in Chemical Engineering, Materials Science, Physics, Electrical Engineering or related field
• Experience requirements: Ph.D. with 4-8+ years of relevant industry experience, or Master's degree with 7-10+ years of relevant industry experience
• Hands-on experience in Epitaxy (Epi), thin film / deposition processes (e.g., CVD, ALD, diffusion) or related semiconductor wafer processing technologies
• Experience in semiconductor device manufacturing, process development, or capital equipment industry
• Background in roles such as Process Engineer, Integration Engineer, Application Engineer, KAT, or Technical Customer Support is highly preferred
• Solid understanding of semiconductor process integration and high-volume manufacturing environments
• Proven ability to solve complex technical problems, including managing customer escalations and driving root cause analysis and corrective actions
• Experience supporting NPI, process qualification, or technology transfer activities at customer sites
• Strong analytical and data-driven problem-solving skills
• Strong communication skills to engage effectively with customer R&D, manufacturing, and internal global teams
• Fluent in both Korean and English

What sets you apart

• Experience working directly with key semiconductor accounts (e.g., Samsung, SK hynix)
• Hands-on experience with Epi / thin film / diffusion deposition systems
• Experience leading NPI programs or customer technology evaluations
• Ability to influence cross-functional teams and drive technical strategy
• Strong customer-facing mindset with the ability to build long-term trust