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About the role Sales Engineer role focused on the water business group, involving analysis of sales and marketing data, business expansion planning, and market trend research to support growth across water supply, wastewater, and industrial water services both within and outside WHA industrial estates. Key responsibilities Analyze sales and marketing data for the water business group to develop action plans and gather market trend information and growth potential to support business expansion Manage and support contact with new potential customers to build good relationships between the company and clients Meet with customers to present company information, products, and services to address their needs and project requirements Possess knowledge in environmental engineering or related fields, and in the design of water supply, wastewater, and industrial water systems Prepare technical information, conceptual design, and have basic knowledge of feasibility studies for promising projects to support effective decision-making Coordinate within the team to prepare information according to project sales plans Work towards sales targets in line with company objectives and goals Support business partner activities and maintain relationships with suppliers and business partners Perform other assigned tasks About you Bachelor's degree or higher in Environmental Engineering, Chemical Engineering, Environmental Science, or related field Minimum 2-4 years of work experience in sales or in water utility business groups Experience in water business sales from private or government sectors will be given special consideration Able to communicate, present, and work well in Thai and English Good teamwork skills, creative thinking, and positive attitude towards learning and self-development Able to drive a car and possess a valid driver's license Able to travel to other provinces
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.