Senior Principal Engineer, Field Process

Assembly
South Korea > HwaseongPosted 24 February 2026

Job Description

<div class="content-intro"><p> </p> <p><strong>Step into a career with ASM, where cutting edge technology meets collaborative culture. </strong>​</p> <p>For over 55 years ASM has been ahead of what’s next, at the forefront of innovation and what’s technologically possible. With more than 4,500 ASMers representing 70 nationalities, our people and our advanced semiconductor devices are playing a crucial role in trends such as 5G, cloud computing, AI, and autonomous driving.  But we’re more than just a tech company. We value diversity, inclusion and sustainability as we strive to make a positive impact on the world. Our development programs help support your growth, shaping your future and pushing the boundaries of innovation to unleash potential. </p></div><p> </p> <p><strong>Job's mission</strong></p> <p>As a Field Process Engineer at ASM, you’ll be at the heart of customer innovation—driving process excellence and enabling next-gen semiconductor technologies. You’ll work directly with customers to optimize tool performance and ensure ASM solutions meet their evolving needs. This role is a key technical interface, bridging customer teams and ASM’s global expertise to deliver outstanding results.</p> <p><strong>What you will be working on</strong></p> <ul> <li class="___ccc16d0 fje8fi8 f1ng9h0j f1bwykku f18jd3zf">Serve as the primary on-site contact for customer process support, troubleshooting, and escalation resolution.</li> <li class="___ccc16d0 fje8fi8 f1ng9h0j f1bwykku f18jd3zf">Lead equipment qualification during installation start-up, ensuring customer specifications, timelines, and ASM budgets are met.</li> <li class="___ccc16d0 fje8fi8 f1ng9h0j f1bwykku f18jd3zf">Monitor and trace tool performance through installation, start-up, and warranty phases, driving containment and long-term solutions.</li> <li class="___ccc16d0 fje8fi8 f1ng9h0j f1bwykku f18jd3zf">Design and conduct experiments with customers to support development, continuous improvement, and troubleshooting.</li> <li class="___ccc16d0 fje8fi8 f1ng9h0j f1bwykku f18jd3zf">Share technical insights and lessons learned across ASM’s key account and Global Sales and Services teams.</li> <li class="___ccc16d0 fje8fi8 f1ng9h0j f1bwykku f18jd3zf">Communicate effectively via phone, email, and presentations to ensure consistent follow-up with stakeholders.</li> <li class="___ccc16d0 fje8fi8 f1ng9h0j f1bwykku f18jd3zf">Build long-term customer relationships by anticipating future needs and delivering sustainable solutions.</li> <li class="___ccc16d0 fje8fi8 f1ng9h0j f1bwykku f18jd3zf">Continuously improve the customer experience through team collaboration, process refinement, and support tool development.</li> </ul> <p> </p> <p><strong>What we are looking for</strong></p> <ul> <li class="___ccc16d0 fje8fi8 f1ng9h0j f1bwykku f18jd3zf">MS or Ph.D. in Material Science, Chemical Engineering, or Physics.</li> <li class="___ccc16d0 fje8fi8 f1ng9h0j f1bwykku f18jd3zf">At least 15 years of experience in semiconductor process or equipment engineering.</li> <li class="___ccc16d0 fje8fi8 f1ng9h0j f1bwykku f18jd3zf">Hands-on experience with deposition tools and deep expertise in a specific process area.</li> <li class="___ccc16d0 fje8fi8 f1ng9h0j f1bwykku f18jd3zf">Strong English and Korean communication skills, both verbal and written.</li> <li class="___ccc16d0 fje8fi8 f1ng9h0j f1bwykku f18jd3zf">Willingness to travel up to 25%, including extended periods for training and customer engagement.</li> </ul> <p> </p> <p><strong>What sets you apart</strong></p> <ul> <li class="___ccc16d0 fje8fi8 f1ng9h0j f1bwykku f18jd3zf">Experience in EPI, Thermal ALD, PEALD, or PECVD.</li> <li class="___ccc16d0 fje8fi8 f1ng9h0j f1bwykku f18jd3zf">Experience leading JDP/JEP evaluation projects.</li> <li class="___ccc16d0 fje8fi8 f1ng9h0j f1bwykku f18jd3zf">Proven ability to manage escalations and coordinate action plans across teams and suppliers.</li> </ul> <p> </p> <p> </p><div class="content-conclusi ... (truncated, view full listing at source)