Business Development Manager

Senior Business Development Manager - WaterFull time position Based in Bangkok, Thailand Seeking a Senior Manager in Business Development to lead the growth of sustainable water supply contracts with industrial consumers across Thailand. This role focuses on converting leads into partnerships with multinational corporations and local conglomerates. Excellent opportunity for career progression!Key ResponsibilitiesDevelop and present a go-to-market strategy by analysing market opportunities, customer needs, and competitors.Build and maintain strong relationships with key stakeholders across client organizations and vendor networks.Take ownership of proposal preparation and presentations, working closely with internal technical experts.Engage and navigate clients’ decision-making processes, ensuring alignment and approvals through to contract signing.Prepare accurate sales forecasts and reports, maintaining clear communication with internal teams.Collaborate cross-functionally with finance, legal, and technical departments on feasibility studies and contract execution.Support marketing initiatives, project coordination, and other business-related activities when required.Key Requirements8–10 years of experience in sales or business development, ideally within the water or environmental solutions sector.Bachelor’s or Master’s degree in Chemical, Environmental, or Business-related fields.Proven success in managing long and complex sales cycles with multinational corporations.Strong track record in deal closure, preferably within manufacturing or industrial sectors.Existing network with manufacturing, engineering, or procurement functions in major corporations is an advantage.Solid understanding of process and wastewater treatment technologies (e.g., ultrafiltration, reverse osmosis).Excellent command of English (spoken and written).Strong communication, negotiation, and interpersonal skills.Willingness to travel within Thailand and the region.