[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Ecolab jobs](https://jobs.opennash.com/companies/ecolab/) · [Search jobs](/search/) Ecolab · Dubai, United Arab Emirates # Chemical Field Service Representative Dubai, United Arab Emirates Full-time Listed on Ecolab’s official careers site. Posted August 19, 2026. Check that it is still open and apply there. [Apply on Ecolab’s careers site →](https://jobs.ecolab.com/global/en/job/EIYEIEUSR00299310EXTERNALENGLOBAL/Chemical-Field-Service-Representative) [OpenNash Jobs](https://jobs.opennash.com/) / [Ecolab](https://jobs.opennash.com/companies/ecolab/) / Chemical Field Service Representative ## Job description The Chemical Application Engineer is responsible for planning, executing, and supervising chemical cleaning, flushing, passivation, pre-commissioning, and mechanical cleaning activities for industrial and commercial systems. The role ensures the safe and effective cleaning and commissioning of piping networks, HVAC systems, chilled water networks, district cooling plants, data centers, power generation facilities, and industrial process systems while maintaining compliance with company procedures, customer specifications, and HSE requirements. ### Key Responsibilities Project Execution Plan and execute chemical cleaning, flushing, passivation, and mechanical cleaning projects. Review project specifications, P&IDs, method statements, and flushing procedures. Conduct site surveys and assess system readiness before mobilization. Supervise flushing operations for: Chilled water systems Condenser water systems District cooling networks Closed-loop systems HVAC systems Industrial process piping Execute chemical cleaning and passivation programs according to approved procedures. Monitor system parameters including flow rates, pressure, velocity, pH, conductivity, turbidity, and chemical concentrations. Technical Support Develop flushing methodologies and chemical cleaning procedures. Determine suitable chemicals, equipment, filtration systems, and dosing requirements. Troubleshoot system contamination, corrosion, scaling, and debris issues. Prepare technical reports, flushing certificates, and completion documentation. Provide technical recommendations to clients and project teams. ### Equipment Management Operate and maintain Flushing pumps Temporary filtration units Dosing systems Chemical circulation skids Water treatment equipment Monitoring instruments Ensure proper calibration and maintenance of site equipment. Manage chemical inventory and consumables required for projects. Health, Safety & Environment (HSE) Ensure compliance with company and client HSE standards. Conduct Job Safety Analysis (JSA) and Risk Assessments prior to execution. Implement safe chemical handling, storage, and disposal practices. Lead toolbox talks and safety briefings for site personnel. Ensure proper use of PPE and adherence to permit-to-work systems. Customer & Project Coordination Coordinate with clients, consultants, contractors, commissioning teams, and operations personnel. Attend project meetings and provide technical updates. Support project planning, scheduling, and resource allocation. Ensure project completion within budget and timeline requirements. Quality Assurance Verify flushing and cleaning acceptance criteria are achieved. Maintain accurate records of activities, test results, and inspections. Ensure compliance with project specifications, international standards, and quality procedures. Support commissioning and handover activities. ### Qualifications Bachelor's Degree in Chemical Engineering, Mechanical Engineering, or related discipline. 3–7 years of experience in: Chemical cleaning Pre-commissioning activities Flushing operations Water treatment applications Industrial services Experience with HVAC, district cooling, data centers, power plants, or industrial facilities is preferred. ### Technical Skills Knowledge of chemical cleaning and passivation chemistry. Understanding of water treatment principles and corrosion control. Ability to read P&IDs, isometric drawings, and engineering documentation. Familiarity with commissioning and pre-commissioning activities. Experience operating flushing and filtration equipment. Knowledge of industry standards and HSE requirements. Proficiency in Microsoft Office and technical reporting. ### Core Competencies Strong technical and analytical skills. Problem-solving and troubleshooting capability. Project planning and execution. Effective communication and customer-facing skills. Teamwork and leadership. Attention to detail and commitment to safety. Ability to work under pressure and manage multiple projects simultaneously. 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. ## At a glance - Posted by the employer: Aug 19, 2026 - First seen by OpenNash: Oct 12, 2026 - Last checked: Oct 19, 2026 - Listed for: 61 days - Location: Dubai, United Arab Emirates - Employment type: Full-time[Apply on Ecolab’s careers site →](https://jobs.ecolab.com/global/en/job/EIYEIEUSR00299310EXTERNALENGLOBAL/Chemical-Field-Service-Representative) ## More jobs at Ecolab ### [Chemical Application Engineer](https://jobs.opennash.com/companies/ecolab/jobs/49888ef2652f8db0abb4/) Dubai, United Arab Emirates ### [District Representative](https://jobs.opennash.com/companies/ecolab/jobs/b8dbc32459289201fa7b/) Dubai, United Arab Emirates ### [District Representative II](https://jobs.opennash.com/companies/ecolab/jobs/7c7809d78825fd728ac7/) Dubai, United Arab Emirates ### [HR & Payroll Operations Specialist](https://jobs.opennash.com/companies/ecolab/jobs/4967dbab1beb284e310d/) Dubai, United Arab Emirates ### [Procurement Representative](https://jobs.opennash.com/companies/ecolab/jobs/151225d236b0f1001711/) Dubai, United Arab Emirates ## Similar jobs at other companies ### [Field Service Representative/Install Tech](https://jobs.opennash.com/companies/totalenergies/jobs/e69753960faae0edf32a/) TotalEnergies ### [CC130J Avionics Field Service Representative](https://jobs.opennash.com/companies/lockheed-martin/jobs/9c31bed4ee2b32ad24e4/) Lockheed Martin · Astra, CAN ### [Field Service Representative (Technologist / Technician)](https://jobs.opennash.com/companies/eaton/jobs/7ce75df228e741c8243f/) Eaton · Calgary, Alberta, CAN ### [Field Service Representative](https://jobs.opennash.com/companies/siemens-energy/jobs/02efa2a661281e903a92/) Siemens Energy OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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