Water Treatment Design Engineer - Global High Tech

Ecolab; Paris; On-site; EUR 55,000 - 75,000; Full time

Job summary

Ecolab in Paris is seeking an experienced Design Engineer to join the Global High Tech team, developing water and wastewater treatment solutions for strategic customers and supporting the project lifecycle from concept to commissioning.

You will perform mass balances, process flow diagrams, prepare technical proposals and CAPEX/OPEX estimates, collaborate with commercial, engineering and operations teams, and travel up to 15% to advance projects across Europe.

Qualifications

• Minimum 3 years experience with the design and supporting the sale of water and/or wastewater equipment and systems.
• Experience preparing process calculations, mass balances and process flow diagrams.
• Fluent written and spoken English, plus French/Spanish language skills.
• Strong commercial mindset and financial acumen.
• Synthesis and pragmatic approach; capable of handling pressure.
• Willingness to travel approximately 15% of time.

Responsibilities

• Support the development of Global High Tech opportunities by partnering with Senior Design Engineers and commercial teams to design water and wastewater treatment solutions for industrial customers.
• Develop mass balances, process flow diagrams, water mapping studies and technical documentation to support project development and customer discussions.
• Prepare technical proposals, equipment selections and CAPEX/OPEX estimates that align with customer requirements and business objectives.
• Provide technical expertise throughout the project lifecycle, supporting project execution, commissioning and start-up activities.
• Collaborate with project managers, suppliers and engineering teams to ensure technical requirements are translated into project delivery.
• Conduct site surveys and evaluate customer operations to identify technical needs and develop fit-for-purpose treatment solutions.
• Analyze water and wastewater systems from process, operational and mechanical perspectives and recommend solutions meeting customer needs and regulatory requirements.
• Support existing O&M contracts through troubleshooting, diagnostics and continuous improvement initiatives.
• Build strong relationships with customers, contractors and internal stakeholders while providing technical guidance and support.
• Apply sound engineering judgment and financial awareness to prioritize opportunities and balance CAPEX and OPEX performance.

Skills

Process design

Technical proposal development

Project support

English & French/Spanish communication

Team collaboration

Commercial mindset

Financial acumen

Problem-solving

Travel willingness

MS Office

Education

Chemical/Environmental/Mechanical Engineering Degree

Tools

AutoCAD

MS Office

Job description

We are looking for an experienced Design Engineer to join our Global High Tech (GHT) team.

In this role, you will support the development and delivery of industrial water and wastewater treatment solutions for strategic Global High Tech customers. You will combine process design, technical proposal development and project support activities, working closely with commercial, engineering, operations and customer teams throughout the project lifecycle.

The successful candidate will contribute to solution development, project qualification, proposal preparation, commissioning support and operational improvement initiatives, helping deliver reliable, sustainable and cost-effective water treatment systems.

How You'll Make An Impact

• Support the development of Global High Tech opportunities by partnering with Senior Design Engineers and commercial teams to design water and wastewater treatment solutions for industrial customers.
• Develop mass balances, process flow diagrams, water mapping studies and technical documentation to support project development and customer discussions.
• Prepare technical proposals, equipment selections and CAPEX/OPEX estimates that align with customer requirements and business objectives.
• Provide technical expertise throughout the project lifecycle, supporting project execution, commissioning and start-up activities.
• Collaborate with project managers, suppliers and engineering teams to ensure technical requirements are successfully translated into project delivery.
• Conduct site surveys and evaluate customer operations to identify technical needs and develop fit-for-purpose treatment solutions.
• Analyze water and wastewater systems from process, operational and mechanical perspectives and recommend solutions that meet customer needs and regulatory requirements.
• Support existing O&M contracts through troubleshooting, diagnostics and continuous improvement initiatives.
• Build strong relationships with customers, contractors and internal stakeholders while providing technical guidance and support.
• Apply sound engineering judgment and financial awareness to help prioritize opportunities and identify the best balance between CAPEX and OPEX performance.

Qualifications

• Education: Chemical / Environmental / Mechanical Engineering Degree
• Minimum 3 years experience with the design and supporting the sale of water and/or wastewater equipment and systems, including clarification, filtration, membrane separation, RO/UF, DAF, solids separation, metals, removal and biological, to industrial clients.
• Experience preparing process calculations, mass balances and process flow diagrams.
• Communication skills: English & French/Spanish fluent written and verbal
• People relating attitude and capable to work in team
• Strong commercial mindset and financial acumen
• Synthesis and pragmatic approach
• Able to manage conflict and job-related pressure
• Problem-solving skills
• Ability and willingness to travel 15% of time to perform proper discovery and developing the cost basis for each project and present proposed solutions.
• High computer application literacy (including Microsoft Office suite, and ability to learn business systems).

Preferred Qualifications

• Experience supporting industrial project execution, commissioning or start-up activities.
• Familiarity with water treatment plant commissioning and operational support.
• Experience working in operation and maintenance (O&M) environments.
• Knowledge of engineering documentation, including P&IDs, General Arrangement drawings, isometric sketches and equipment datasheets.
• Experience using AutoCAD.
• Familiarity with international engineering standards, equipment certification requirements and applicable environmental and safety regulations.
• Experience supporting customers within High Tech, electronics, semiconductor, manufacturing or similar industrial sectors.

About Ecolab

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.

Our Commitment to a Culture of Inclusion & Belonging

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.