Location
Thailand - Pathumthani
Salary
THB25,000 - 37,000
Job Number
SDG-128714
Industry
industrial
Languages
English Level:Conversational;Japanese Level:None;
Job Category
Sales Engineer/ Service Engineer
Posted 2026/03/14

Job Description

<Job Responsibilities>
[Service Engineer 60-70% / Sales 30-40%]
- Maintain strong relationships with existing clients while developing new customers to expand the company’s business opportunities.
- Present products, equipment, systems, and chemicals related to water treatment systems, and provide technical consultation to customers.
- Provide maintenance and troubleshooting services for customer systems.
- Analyze system problems and propose solutions or improvements to customers.
- Prepare quotations and follow up on purchase orders (PO) from customers.
- Plan sales and marketing activities together with the manager or supervisor.
- Manage and maintain the customer database and sales records, including customer lists, quotations, and related documents.
- Prepare weekly and monthly reports, including sales performance and customer service reports.
- Coordinate with internal departments such as engineering, purchasing, and service teams to ensure efficient operations.

Job Requirement

<Necessary Skill / Experience >
- Bachelor’s degree in Environmental Engineering, Chemical Engineering, Mechanical Engineering, Industrial Engineering, or a related field.
- At least 3 years as sales, engineer or service engineer in Water Treatment Systems.
- Good understanding of Process Diagrams and Flow Diagrams related to water treatment systems.
- Basic to Conversation level in English communication skills.
- Ability to use AutoCAD.
- Have driving license and have own car 


<Preferable Skill / Experience>
- Direct experience in Water treatment or well understanding Process &Instrument Diagram of water treatment system
- Early join applicants