Technical Sales/Service Engineer

Position: Technical Sales/Service Engineer Qnity Thailand Key Responsibilities Execute and implement sales and account management activities, including value-based selling, product promotion, key account management, complaint resolution, technical issue troubleshooting, price negotiations, and demand forecast accuracy management. Serve as the primary on-site partner to customers, maintaining a strong and regular presence at customer manufacturing facilities to understand operations, processes, and business priorities firsthand. Build long-term, strategic partnerships with key accounts by establishing trusted relationships at all organizational levels, from shop floor and engineering teams to management and decision-makers. Engage closely and proactively with PCB/fabrication customers to identify needs, defend, and grow existing business, and uncover new commercial and technical opportunities through continuous on-site collaboration. Collaborate cross-functionally with internal teams (R&D, technical service, operations, and commercial) to accelerate new product development, validation, and commercialization by contributing real-time field insights and customer feedback. Leverage technical expertise to expand Qnity product applications across different customer processes, equipment platforms, and manufacturing technologies. Work closely with the commercial and technical service teams to deliver end-to-end customer support, including on-site technical service, new product introductions, installation support, process optimization, and critical troubleshooting. Act as a trusted advisor to customers by combining strong technical capability with consultative selling to deliver sustainable value and long-term growth. Qualifications Minimum of 3 years of experience in sales, marketing, or engineering roles, preferably within the electronics or related manufacturing industries. Experience in the PCB or FPC industry is highly preferred; hands-on knowledge of electroless copper and electrolytic copper plating processes is a strong advantage. Bachelor’s degree or higher in Chemistry, Chemical Engineering, Materials Science, or a related technical discipline. Fluent in Thai and English, both written and spoken. Proficiency in Mandarin is an advantage. Strong ability to work independently while also contributing effectively as part of a cross-functional team. Demonstrated initiative with strong problem-solving skills and a proactive, solution-oriented mindset. Self-motivated professional with strong work discipline, interpersonal effectiveness, and leadership potential. Willing and able to spend significant time at customer sites, including frequent travel, to build deep customer engagement and provide on-site support. Valid driving license required.