Technical Sales Manager - Pool & Water Treatment

We are the pioneer, the facilitator of our clients in a wide range of industries around the globe. We do this with our revolutionary cleaning and hygiene technologies - such as floor care machines, cleaning tools & utensils, and chemicals across healthcare, food & beverage, hospitality, and more. Now part of Solenis, we continue to lead global markets with sustainable, science-driven products. We’re proud to be recognized as a 2025 Best Managed Company for the five-year running—reflecting our dedication to excellence, innovation, and market leadership.

• →Generating business pipeline according to Country Target direction
• →Prepare and perform technical presentations and demonstrate the differentiation and value proposition of Diversey’s Water Solutions & water treatment products/services.
• →To work directly and on site with customers providing dispenser installation, dispenser commissioning, equipment maintenance & calibration, water treatment testing, analysis, troubleshooting
• →Execute all sales, account correspondence, contracts, orders received, chemical stock management, new business implementation, and follow-up within designated Customer Portfolio
• →Engage in problem-solving by performing system analysis, interpreting data, and providing written recommendations to ensure customer operations are performed at optimal levels.
• →To work with current customers and prospects to find solutions meet desired sales and service needs
• →Manage swimming pool & industrial water treatment applications, including the routine water testing for cooling water, chilled water, boiler water, RO Plant, and wastewater treatment applications

• B.Sc. degree in Chemical, Industrial, Mechanical Engineering, or a related Engineering discipline.
• Hands-on experience with swimming pool, cooling tower, steam boiler, chilled water, reverse osmosis (RO), and wastewater treatment systems is mandatory.
• Experience in sales, customer service, account management, or team leadership.
• Demonstrated sales aptitude and strong interpersonal skills.
• Proficient in Microsoft Office applications, including Word, Excel, Outlook, and PowerPoint.
• Ability to work independently (following appropriate training) with a proactive, self-starter mindset.
• Customer-centric mindset with the ability to translate customer needs into profitable business solutions.
• Willingness to travel extensively across Thailand, with occasional regional travel to Laos and Myanmar.