Proposal Lead - APAC

Role overviewWe’re looking for a senior proposal professional with strong technical and commercial experience in water and wastewater treatment — ideally with exposure to industrial wastewater, desalination, and ZLD projects.You’ll lead proposal development across APAC, with a particular emphasis on Southeast Asia, driving the full bid process from RFQ to submission. The role demands both technical depth and commercial sharpness — someone who can shape a winning strategy as much as write a solid proposal. ResponsibilitiesLead the development of techno-commercial proposals for industrial water and wastewater projects, including desalination and ZLD systems.Interpret RFQs, tenders, and customer specifications; define the proposal strategy, scope, and competitive positioning.Coordinate across engineering, project management, procurement, and finance to deliver complete, compliant bids on time.Prepare cost estimates, technical write-ups, schedules, and risk assessments.Participate in bid clarifications, client presentations, and negotiations when required.Maintain and refine pricing tools, templates, and cost databases to improve consistency and turnaround time.Support regional business development with market intelligence and bid/no-bid inputs.RequirementsEngineering degree in Chemical, Environmental, or Mechanical Engineering (or equivalent).10+ years of experience in the water industry — preferably in EPC, OEM, or technology-driven companies.Exposure to membrane, thermal, or hybrid treatment systems.Demonstrated success developing proposals for industrial wastewater, ZLD, and desalination projects.Strong technical foundation in process design and cost estimation.Familiar with Southeast Asia’s industrial and regulatory landscape, and comfortable navigating diverse markets.Excellent communication, coordination, and commercial acumen.Hands-on experience in key Southeast Asian markets (e.g. Singapore, Malaysia, Thailand, Vietnam, Indonesia, Philippines)