Summary
Overview
Work History
Education
Skills
Criminal Offence
References
Certification
Timeline
Generic

Sam Mokae Rapetsoa

Senior Process Controller
Stand No. 646 Marobala Dikgale

Summary

Experienced and qualified Senior Process Controller with over 11 years in water treatment operations. Holds a National Diploma in Chemical Engineering, registered as a Professional Process Controller with WISA and currently studying an Advanced Diploma in Adaptive Leadership. Skilled in plant optimization, water quality control, team supervision and regulatory compliance.

Overview

12
12
years of professional experience
4014
4014
years of post-secondary education
2
2
Certifications
2
2
Languages

Work History

Senior Process Controller

Vaal Central Water
09.2024 - Current

Monitor and control the water treatment process, Ensure optimal plant performance and compliance with water quality standards (SANS 241 in South Africa). Adjust chemical dosages based on jar test and lab results. Supervise and coordinate the work of process controllers, assistants and plant operators, provide on-the-job training, mentorship and performance feedback to staff. Ensure all staff comply with safety procedures and operational protocols. Maintain accurate records of flow rates, chemical usages, backwashing cycles, water quality test results (pH, turbidity, chlorine residual). Prepare and submit daily, weekly and monthly reports to the plant Superintendent. Oversee routine water sampling and on-site testing, interpret lab results and recommend corrective actions if water quality deviates from standards. Report and assist in the identification of equipment faults and assist with routine maintenance, servicing schedules and breakdown response. Enforce Occupational Health and Safety procedures and use of personal protective equipment and chemical safety protocols. Ensure compliance with Blue drop requirements (South African drinking water quality program). Assist with internal and external audits and inspections.

Acting Senior Process Controller

Vaal Central Water
08.2022 - 08.2024

Monitor and control the water treatment process, Ensure optimal plant performance and compliance with water quality standards (SANS 241 in South Africa). Adjust chemical dosages based on jar test and lab results. Supervise and coordinate the work of process controllers, assistants and plant operators, provide on-the-job training, mentorship and performance feedback to staff. Ensure all staff comply with safety procedures and operational protocols. Maintain accurate records of flow rates, chemical usages, backwashing cycles, water quality test results (pH, turbidity, chlorine residual). Prepare and submit daily, weekly and monthly reports to the plant Superintendent. Oversee routine water sampling and on-site testing, interpret lab results and recommend corrective actions if water quality deviates from standards. Report and assist in the identification of equipment faults and assist with routine maintenance, servicing schedules and breakdown response. Enforce Occupational Health and Safety procedures and use of personal protective equipment and chemical safety protocols. Ensure compliance with Blue drop requirements (South African drinking water quality program). Assist with internal and external audits and inspections.

Acting Senior Process Controller

Vaal Central Water
01.2018 - 08.2018

Monitor and control the water treatment process, Ensure optimal plant performance and compliance with water quality standards (SANS 241 in South Africa). Adjust chemical dosages based on jar test and lab results. Supervise and coordinate the work of process controllers, assistants and plant operators, provide on-the-job training, mentorship and performance feedback to staff. Ensure all staff comply with safety procedures and operational protocols. Maintain accurate records of flow rates, chemical usages, backwashing cycles, water quality test results (pH, turbidity, chlorine residual). Prepare and submit daily, weekly and monthly reports to the plant Superintendent. Oversee routine water sampling and on-site testing, interpret lab results and recommend corrective actions if water quality deviates from standards. Report and assist in the identification of equipment faults and assist with routine maintenance, servicing schedules and breakdown response. Enforce Occupational Health and Safety procedures and use of personal protective equipment and chemical safety protocols. Ensure compliance with Blue drop requirements (South African drinking water quality program). Assist with internal and external audits and inspections.

Process Controller

Vaal Central Water
05.2014 - 01.2018
  • Control the whole water treatment process, Adjust chemical dosage Accordingly, backwash of filters, desludging sedimentation tanks, Operate pumps, recording of pumps temperatures, compile daily And weekly report, Ensure uninterrupted supply of quality water Monitor and manage reservoir levels, changing of chlorine cylinder, Record chemicals and dam level, Perform routine test 2 hourly and captured the result on the system, Ensuring that instrument are within the range, Perform jar test when necessary, Compile Chemical stock report

Process Controller

Vhembe District Municipality
08.2013 - 04.2014

Education

Grade 12 -

Lekota High School

National Diploma - Chemical Engineering

Capricorn FET College

Skills

Communication Skills

Criminal Offence

None

References

  • Mr J Beukes, Vaal Central Water, Plant Superintendent, 0664854332
  • Mr W Liebenberg, Vaal Central Water, Senior Process Controller, 0714829496
  • Mrs J Pholoto, Lepelle Northern Water, Production Officer, 0827494430
  • Mr Masindi, Vhembe District Municipality, Supervisor, 0159643719

Certification

Professional Process Controller

Timeline

Senior Process Controller

Vaal Central Water
09.2024 - Current

Acting Senior Process Controller

Vaal Central Water
08.2022 - 08.2024

Acting Senior Process Controller

Vaal Central Water
01.2018 - 08.2018

Process Controller

Vaal Central Water
05.2014 - 01.2018

Process Controller

Vhembe District Municipality
08.2013 - 04.2014

Grade 12 -

Lekota High School

National Diploma - Chemical Engineering

Capricorn FET College
Sam Mokae RapetsoaSenior Process Controller