Ecolab

Applied Machine Learning & Process Modeling Engineer (Water Treatment)

Ecolab  •  Switzerland (Remote)  •  5 hours ago
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Job Description

This role sits at the intersection of process engineering, applied mathematics, and machine learning, with a strong focus on real-world industrial impact

You will work closely with engineers and plant operators to:

  • Improve operational efficiency

  • Reduce cost and environmental footprint

  • Increase understanding and robustness of our systems

Responsibilities

  • Develop predictive models for water treatment processes (e.g., ACF, IEX, RO)

    • Data-driven models (regression, tree-based methods, etc.)

    • Physics-informed or hybrid models

  • Translate operational data into actionable insights

  • Build simple, robust models that can be used by engineering and operations teams

  • Analyze plant performance to identify optimization opportunities

  • Work with multidisciplinary teams (process, automation, software)

  • Support deployment of models into engineering tools or operational workflows

  • Participate in on-site visits internationally to understand systems and validate models

Qualifications

We are looking for a hands-on problem solver who can bridge theory and real-world systems.

Must-have

  • MSc or PhD in:

    • Applied Mathematics, Data Science, Chemical Engineering, Environmental Engineering, or similar

  • 2+ years of experience

  • Strong understanding of industrial water processes and field applications

  • Good programming skills (Python preferred: pandas, NumPy, scikit-learn, etc.)

  • Solid understanding of:

    • Modelling / simulation (deterministic or statistical)

    • Data analysis and signal interpretation

  • Ability to work with noisy real-world data (not clean academic datasets)

  • Fluent in English

Strong plus

  • Experience with:

    • Water treatment or process industries

    • Time-series analysis, control systems, or optimization

    • First-principles modeling (mass balance, transport phenomena)

  • Familiarity with:

    • Hybrid modeling (physics + ML)

    • Deployment of models into production tools

  • Ability to communicate effectively with non-data specialists (operators, engineers)

What makes this role unique

  • Work on real industrial systems, not abstract datasets

  • Direct impact on sustainability and water circularity

  • Opportunity to shape the digital transformation of water treatment plants

  • Combination of:

    • Field understanding

    • Engineering

    • Data science

Ecolab

About Ecolab

A trusted partner for millions of customers, Ecolab (NYSE:ECL) is a global sustainability leader offering water, hygiene and infection prevention solutions and services that protect people and the resources vital to life. Building on more than a century of innovation, Ecolab has annual sales of $16 billion, employs approximately 48,000 associates and operates in more than 170 countries around the world. The company delivers 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. Ecolab’s innovative solutions improve operational efficiencies and sustainability for customers in the food, healthcare, high tech, life sciences, hospitality and industrial markets.

For more Ecolab news and information, visit www.ecolab.com.

Industry
Chemicals & Materials
Company Size
10,000+ employees
Headquarters
St. Paul, MN
Year Founded
Unknown
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