As a Site Supervisor (m/f/d), you are responsible for supervising the proper installation of high‑purity water and wastewater treatment systems at our construction sites worldwide. Administrative coordination is carried out from the Raaba‑Grambach location (near Graz).

Your contribution at Ecolab:

• Supervision of the installation of water treatment systems on site, from project start through handover to the commissioning team
• Technical support as well as troubleshooting, problem analysis and resolution of issues arising during installation
• Coordination of construction sites with our customers
• Ensuring compliance with site regulations and quality standards for Ovivo systems
• Coordination and regular reporting to the responsible Project Manager
• Preparation of site documentation
• Execution and documentation of all required tests and inspections
• Organization and coordination of external service providers on site

Your profile:

• Completed training as a pipe fitter or a technical qualification with professional experience in piping construction; further training as a technician, master craftsman or equivalent
• Several years of professional experience in plant construction and installation of piping systems made of materials such as PVC, PP, PE, PVDF, stainless steel
• Experience in the installation of water treatment systems is an advantage
• Ability to set priorities under high workload, make on‑site decisions, and remain flexible under changing conditions
• Strong interpersonal and intercultural skills in customer interaction and teamwork
• Independent, conscientious and proactive working style
• Willingness to undertake international, multi‑month assignments abroad (up to 90%)
• Good command of German and very good command of English

What we offer you:

• Minimum salary: EUR 56,000 gross per year (based on 38.5 hours per week), with willingness to overpay depending on qualifications
• A dynamic team with many years of experience
• Structured onboarding by qualified colleagues and dedicated points of contact
• Opportunity to contribute your own ideas and experience
• Regular professional training and development
• Collegial working atmosphere supported by various employee events
• Attractive benefits and a respectful, appreciative work environment

At Ecolab

Our talents are at the center of our corporate strategy. We are building a capable and diverse team that delivers outstanding performance at nearly three million customer locations worldwide. With more than 100 years of innovation, our 48,000 employees provide comprehensive scientific solutions, data‑driven insights and first‑class service. Our goal is to improve food safety, create clean and safe environments, optimize water and energy use, and enhance operational efficiency and sustainability across the food, healthcare, life sciences, hospitality and industrial sectors in more than 170 countries.

Our solutions not only increase efficiency but also actively promote sustainability and protect public health—making a positive global impact. We are committed to reducing unnecessary complexity and take a curious, open approach by continuously seeking new perspectives and innovative solutions to remain leaders in a constantly changing world.

Our commitment to Diversity, Equity and Inclusion (DE&I) reflects our core value of collaboration. Different perspectives help us challenge ourselves, achieve our goals and act with integrity.

Apply today and become part of one of the world’s most ethical companies—with more than a century of history.

Join Ecolab and help protect what truly matters.

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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.