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About the Role

The Global High Tech (GHT) Proposal Engineer will play a key role in developing technical and commercial proposals for industrial and high-tech water treatment projects, collaborating with General Contractors (GCs), EPCs, and internal stakeholders to define project scope, prepare cost estimations, and ensure alignment with execution models. This role combines technical expertise with commercial insight to win strategic projects and ensure a seamless transition from proposal to execution.

Responsibilities

Analyze RFQs and technical specifications from General Contractors and EPCs.
Define deadlines and scope of work with customers, clarifying scope boundaries.
Coordinate with internal engineering disciplines for technical compliance.
Prepare technical narratives, Bills of Quantity (BOQ), scope descriptions, and clarifications.
Fill detailed Job Costing Tool (JCT) and link to BOQs for tenders.
Quantify equipment, materials, and services based on PFDs, P&IDs, layouts, and tender specs.
Build cost estimates for CAPEX and installation, coordinating with procurement and engineering.
Ensure BOQs align with GC cost breakdown structures and tender forms.
Select technologies and equipment ensuring compliance with client, GC, and regulatory requirements.
Support risk identification, exclusions, assumptions, and interface management.
Interface with engineering, procurement, finance, and project teams during bid preparation.
Act as technical point of contact with General Contractors during clarification phases.
Support bid strategy, value engineering options, and alternative solutions.
Ensure proposals meet GHT technical standards, contractual requirements, and ESG/HSE expectations.
Support smooth handover from proposal to execution, ensuring BOQs and scope are execution-ready.

Requirements

3-5+ years of experience in proposal engineering, tendering, or project engineering for water/industrial projects.
Proven experience responding to General Contractors / EPCs.
Strong capability in BOQ preparation, quantity take-offs, and cost estimation.
Solid understanding of EPC and EPCM contract models.
Be familiar with water treatment process technologies.
Be familiar with engineering drawings (P&ID, General Arrangement, Isometric sketches, data sheets, troubleshooting list, electrical and automation drawings, etc.).
Proactively work with clients and Ecolab/Nalco colleagues to determine project needs and identify customer needs by evaluating business models specific to their wastewater and pretreatment operations and develop project specifications.
Supervise and/or take over on site survey, conception and basic design by making sure the best technical and economical compromise is reached between OPEX and CAPEX.
Utilize technical expertise and financial acumen to support projects qualification and wisely use own time and resources on projects with the highest probability of success.
On a project base, make sure to fit with the available budget for each part of the project, and able to discuss with Peers/Manager in case of any problem rising (engineering, partners, and fabricants) during the project execution and improve construction methods.
Be able to communicate with many levels of personnel with Ecolab and external (i.e. Customer, Contractors).
Have had experience, even if limited, with plant operation & maintenance.
Be aware of most used international standards and norms required for equipment construction and certification.
Be aware of Safety & Environmental aspects of legislation.

Skills

Strong analytical and numerical skills (costing, quantities, comparisons).
Ability to interpret complex specifications and translate them into clear scopes and BOQs.
Structured, detail-oriented, and deadline-driven.
Effective communication with technical and commercial stakeholders.
Comfortable working in international, multi-disciplinary environments.

Location

Spain
France
UK

Work Type

Full-time

Experience Level

3-5+ years

Education Level

Degree in Chemical, Environmental, Mechanical, or Process Engineering.

About the Company

At Ecolab, we prioritize our talent-first philosophy by creating the most capable and diverse team to excel at our nearly three million customer sites.
Building on a century of innovation, our 48,000 associates help deliver comprehensive science-based solutions, data-driven insights and world-class service to advance food safety, maintain clean and safe environments, and optimize water and energy use, and improve operational efficiencies and sustainability for customers in the food, healthcare, life sciences, hospitality and industrial markets in more than 170 countries around the world.
Our solutions not only enhance operational efficiency but also contribute to sustainability and public health, making a positive impact on the world.
We are committed to eliminating unnecessary complexities and embracing a beginner's mindset, continuously seeking new perspectives and innovative solutions to stay ahead in a rapidly changing world.
Ecolab’s commitment to diversity, equity and inclusion (DE&I) reflects our longstanding value of working together to integrate diverse perspectives to challenge ourselves, reach our goals and do what’s right.
Apply today and join one of the most ethical companies with over a hundred years of history.
Join Ecolab and help us protect what’s vital.

Equal Opportunity

Ecolab is committed to fair and equal treatment of associates and applicants and furthering the principles of Equal Opportunity to Employment.
We will recruit, hire, promote, transfer and provide opportunities for advancement based on individual qualifications and job performance in all matters affecting employment, compensation, benefits, working conditions, and opportunities for advancement.
Ecolab will not discriminate against any associate or applicant for employment because of race, religion, color, creed, national origin,citizenship status, sex, sexual orientation, gender identity and expressions, genetic information, marital status, age, or disability.