Proposal Manager - #1166036

About the role

We are seeking an experienced Proposal Manager to lead the preparation and submission of competitive water treatment project proposals, with a strong focus on the oil & gas, marine, offshore, industrial, hotel, and resort sectors. The role combines technical, commercial, and leadership responsibilities, including managing a team of proposal engineers, reviewing technical solutions, optimizing costs, coordinating stakeholders, supporting client discussions, and contributing to business growth.

Key responsibilities

• Lead the entire proposal process from RFQ/RFP review through submission and handover

• Manage proposals for freshwater makers (RO and distillation), seawater treatment systems, produced water and slop water treatment systems, wastewater treatment systems, and packaged/skid-mounted water treatment systems

• Ensure proposals meet client requirements, are commercially competitive, and are submitted on time

• Review specifications, scope of work, schedules, and commercial terms

• Provide technical guidance to proposal engineers and review process design, equipment selection, and technical compliance

• Drive value engineering and cost optimization initiatives and review costing to ensure accuracy, profitability, and risk management

• Participate in client clarifications and negotiations on technical and commercial matters

• Coordinate with internal teams including Engineering Procurement, QA/QC, Project Management, and Finance

• Lead and mentor a team of approximately 6–8 proposal engineers

• Develop team capabilities in proposal preparation, technical review, costing, and client communication

• Promote a culture of accountability, collaboration, and continuous improvement

• Support business development activities by identifying new applications and market opportunities

• Provide technical-commercial input for budgetary proposals, feasibility studies, and pre-qualification submissions

• Contribute market intelligence and customer insights to support company growth

About you

• Bachelor's Degree in Chemical Engineering, Environmental Engineering, Mechanical Engineering, Process Engineering, or a related discipline

• Minimum 15 years of relevant experience in water treatment, environmental engineering, oil & gas, marine/offshore, industrial water systems, or packaged equipment projects

• Proven experience in proposal management, technical review, costing, vendor management, and client negotiations

• Prior experience in oil & gas, EPC, offshore, marine, FPSO, or shipyard projects is highly preferred

• Experience leading and developing proposal engineering teams

• Good knowledge of seawater reverse osmosis (SWRO), freshwater makers (RO and distillation), filtration systems, chemical dosing systems, produced water treatment, slop water treatment, wastewater treatment, and packaged/skid-mounted water treatment systems

• Strong communication and presentation skills

• Ability to manage multiple bids under tight deadlines