Technical Customer Service Manager

About the Company

At Diversey - a Solenis Company, 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.

What You’ll Do

As the Technical Customer Service Manager, you will lead the technical service function and manage after-sales service operations, ensuring exceptional customer support and sustainable service business growth in Thailand. This role combines team leadership, service strategy development, and operational excellence, with a strong focus on customer satisfaction and revenue generation.

Responsibilities

• Develop and implement effective service strategies and profitable service business models aligned with evolving market needs.
• Generate profitable service revenue through annual maintenance contracts, spare parts sales, labour services, and warranty management.
• Identify and develop new markets for after-sales and service business.
• Support Marketing in launching new equipment by ensuring technical readiness and service capability.
• Ensure customer calls are responded to and resolved within agreed SLAs.
• Deliver high-quality, prompt service through internal teams, service franchisees, or distributors, ensuring customer satisfaction.
• Ensure proper warranty administration and claims management while keeping warranty costs under control.
• Lead, coach, and develop the TCS team and third-party service providers to ensure high performance.
• Maintain strong relationships with service providers and ensure decent ROI to support retention.
• Regularly review TCS and Sales team performance to resolve operational issues.
• Develop and implement effective systems for field service, service support, warranty management, claims management, TCS administration, spare parts management, spare parts pricing, and service reporting.
• Coordinate with Supply Chain to maintain optimal spare parts inventory for service providers and technicians.
• Maintain operational costs within agreed budgets.
• Ensure the team follows all safety processes, SOPs, and PPE requirements, with the objective of achieving zero accidents.

Requirements

• Bachelor’s degree in mechanical or electrical engineering (B.E.).
• A postgraduate qualification in Management is an advantage.
• 12 to 15 years of progressive experience in technical service or after-sales support, ideally in capital equipment, automotive, engineering equipment, air conditioning/refrigeration, electro-mechanical equipment, hygiene solutions, or industrial/cleaning systems.
• Experience in managing after-sales service, service business development, field call management, third-party management, team management, service selling, and customer-focused operations.
• Proven experience in service business development, team management, and third-party/vendor management.
• Strong customer orientation, problem-solving, and interpersonal skills.
• Experience in service selling and revenue generation is an advantage.
• Team player with strong leadership ability, patience, and a focus on operational excellence.

Some Benefits of Working with Us

• Competitive salary and bonuses
• Competitive health + wellness benefit plan
• Continuous professional development with many opportunities for growth
• Provident fund
• Hybrid work arrangement