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Ecolab

Provides water, hygiene, infection prevention solutions

Field Service Technician

Equipment Field ServiceConfirmed live in the last 24 hours
Full-timeSão Paulo, State of São Paulo, BrazilNo salary listedIn-person

About the Job

Requirements

  • Technical or higher education in Chemistry, Chemical Engineering, Environmental Engineering, Sanitation, Environment, or related fields.
  • Knowledge of water and/or wastewater treatment, including physicochemical parameters.
  • Ability to conduct field analyses and sample collection and interpret results.
  • Basic knowledge of operating, inspecting, and maintaining equipment and chemical dosing systems.
  • Ability to prepare technical reports and monitor operational indicators.

Responsibilities

  • Conduct periodic technical visits to water and wastewater treatment plants to monitor Ecolab systems.
  • Operate, inspect, and perform preventive and corrective maintenance on chlorine dioxide generators, dosing systems, and auxiliary equipment.
  • Collect samples and perform field physicochemical analyses, monitoring residual chlorine, chlorine dioxide, chlorite, chlorate, pH, turbidity, iron, manganese, and microbiological indicators.
  • Monitor equipment performance and propose operational adjustments to improve water quality and reduce costs.
  • Prepare technical monitoring reports that identify operational, economic, and regulatory-compliance gains.
  • Support startup of new systems, industrial tests, and performance evaluations.
  • Train customer operators and teams on safe equipment operation and water-treatment best practices.
  • Ensure compliance with Ecolab and customer safety, environmental, and quality requirements.
  • Support the commercial team in identifying opportunities for expansion, contract renewal, and implementation of new technologies.
  • Serve as the technical interface among customers, operations, the laboratory, engineering, and the commercial team.

Desired Qualifications

  • Prior experience in water and/or wastewater treatment plants and industrial water treatment.
  • Experience with chemical dosing systems, pumps, instrumentation, and water-treatment equipment.
  • Knowledge of or experience with chlorine dioxide generators and applications.
  • Experience analyzing residual chlorine, chlorine dioxide, chlorite, chlorate, pH, turbidity, iron, manganese, and microbiological parameters.
  • Experience with startup, commissioning, or implementation of water-treatment systems.
  • Experience identifying operational improvements, cost reductions, and process optimization opportunities.
  • Experience training operators and customer teams.
  • A strong technical-commercial interface and ability to identify customer opportunities to improve and expand solutions.

About the Company

Ecolab

Provides water, hygiene, infection prevention solutions

Ecolab provides water, hygiene and infection prevention solutions and services to about three million commercial locations in more than 170 countries. It combines cleaning, sanitizing, disinfection, and water-treatment products with on-site service and data-driven insights to help customers improve safety, cleanliness, and efficiency. Its global scale and breadth across food, healthcare, hospitality and industrial markets, plus a large field service network, differentiate it as an integrated partner rather than a one-off supplier. Its goal is to help customers run safer, cleaner operations while using water and energy more efficiently and reducing environmental impact.

Company size
10,001+
Company stage
IPO
Headquarters
St Paul, MN
Founded
1923

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