Technical Sales Executive

Technical Sales Executive (Industrial Raw Materials) Company Description: Darson Co., Ltd. is a Thai producer and exporter of natural Thai White Clay, serving manufacturers in Thailand and international markets. Our clay is mined in Uttaradit and processed in Kamphaeng Saen, Nakhon Pathom, by our sister company, Blue Green, under the same ownership. Our White Clay is a cost-efficient raw material for coatings, wall putty, adhesives, sealants, rubber, plastics, ceramics, and construction materials. With control over both mining and processing, we deliver consistent quality direct from our mine to our customers’ factories, with fast supply, flexible order sizes, and complete technical documents. Role Description: The Technical Sales Executive is a full-time hybrid role based in Bangkok, responsible for growing Darson’s customer base among manufacturers in coatings, wall putty, adhesives, rubber, plastics, ceramics, and construction materials. Office attendance is flexible, with regular customer visits to build long-term, trust-based relationships with key accounts. Day-to-day responsibilities include identifying and qualifying new leads, conducting technical sales meetings, presenting our products to purchasing and R&D teams, and coordinating sample requests and product trials. The role works closely with production and quality teams to answer technical inquiries and ensure our products meet customer requirements. You will negotiate commercial terms within company guidelines, maintain accurate sales forecasts and reports, and share market feedback to help shape our product and pricing decisions. The role also includes trade exhibitions and coordination of deliveries and documentation (TDS, SDS, COA). This role is designed for someone who wants to grow fast. You will take real ownership of customer accounts and help shape how Darson goes to market. Strong performers will have a clear path to Sales Manager as the business and the sales team grow.

Qualifications:
• Bachelor’s degree in Chemistry, Chemical Engineering, Materials Science, or a related field
• Around 3 to 7 years of B2B or technical sales experience in chemicals, raw materials, or industrial minerals
• An existing customer network in coatings, wall putty, adhesives, rubber, plastics, or ceramics is a strong advantage
• Prior experience with clays or other mineral raw materials is a plus
• Able to understand and explain technical product information, including specifications, quality standards, and performance characteristics
• Self-driven, organized, and able to manage a sales pipeline independently
• Good communication and presentation skills, and comfortable working across sales, production, and quality teams
• Basic knowledge of export processes and Incoterms (FOB, CFR, CIF) is a plus, or willingness to learn
• Comfortable using CRM systems, standard office software, and AI tools to work more efficiently
• Willing to travel to customer sites, the factory in Nakhon Pathom, and the mine in Uttaradit
• Fluent Thai and good working English

What we offer
• Competitive base salary plus commission
• Hybrid work with flexible office attendance
• Company laptop
• Travel expenses for customer visits reimbursed, including fuel, tolls, and accommodation
• A clear growth path to Sales Manager
• Social security