[2:40 p.m., 21/8/2026] Sara Martinez: Job Summary:
English
Responsible for the operation, monitoring, maintenance, and chemical treatment control of cooling systems (cooling towers, chillers, heat exchangers, and water systems) supporting chemical operations and automotive production processes, ensuring operational reliability, efficiency, and full compliance with Environmental, Health & Safety (EHS) standards.
Accountability and Scope:
· Operation of cooling and water systems
· Chemical dosing and water treatment control
· Preventive and corrective maintenance
· Monitoring of temperature, flow, and system parameters
· Environmental compliance (water discharge, chemical handling)
· Operational continuity support
Essential Job Duties and Responsibilities:
· Operate cooling towers, chillers, and water systems
· Perform chemical dosing and water quality testing
· Monitor system performance (temperature, pressure, flow)
· Execute preventive maintenance on pumps, valves, and filters
· Inspect equipment for scaling, corrosion, and fouling




· Maintain logs of system operation and chemical consumption
· Support troubleshooting and root cause analysis
· Ensure compliance with EHS and environmental regulations
Measures of Performance:
Equipment availability ≥ 98%
PM compliance ≥ 95%
Water quality compliance
Zero environmental incidents

Qualifications and Experience:
Technical degree (HVAC, maintenance, industrial)
2–4 years experience in cooling or utilities systems
Knowledge of water treatment chemistry
Basic mechanical and electrical knowledge
Experience in industrial/automotive environment preferred

Competencies and Behaviors:
Technical troubleshooting
Preventive mindset
Safety orientation
Attention to detail
Accountability
[2:41 p.m., 21/8/2026] Sara Martinez: Job Summary:
Responsible for the operation, monitoring, maintenance, and chemical treatment control of cooling systems (cooling towers, chillers, heat exchangers, and water systems) supporting chemical operations a

📌 Technician all (Toluca de Lerdo)
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📍 Toluca de Lerdo