Commissioning Engineer

Role Overview

The Commissioning Engineer is responsible for executing and leading commissioning activities for Industrial Effluent Treatment Plants (ETP), Municipal Sewage Treatment Plants (STP), and Water Treatment Plants (UPW/Desalination). The role covers the full commissioning lifecycle—from pre-commissioning to handover—ensuring safe, efficient, and high-quality project delivery.

Responsibilities

Commissioning Activities

Execute and lead all stages of commissioning:

• Pre-Commissioning

• Wet Commissioning

• Process Commissioning

• Performance Testing

• Documentation and Client Handover

• Post-Commissioning Support

• Troubleshooting

Engineering & Documentation

• Review P&IDs, PFDs, Mass Balances, Design Basis Reports, Control Philosophy, and Cause & Effect Matrices.

• Work closely with Mechanical, Electrical, Instrumentation, and Control teams to ensure installations meet design intent.

• Prepare and review:

• Commissioning Plans

• Checklists

• Procedures

• Performance Test Procedures and Reports

• SOPs

• O&M Manuals

• Prepare daily, weekly, and monthly progress reports.

• Manage commissioning punch lists.

Technical Support & Troubleshooting

• Conduct data analysis to diagnose equipment and process issues.

• Identify defects in design, installation, and functionality of equipment, piping, instruments, and controls.

• Provide technical feedback and ensure closure of identified issues.

• Support Site Acceptance Tests and Performance Testing with client endorsement.

Project Support

• Collaborate with project teams to ensure smooth project execution and closure.

Requirements

• Bachelor’s Degree in Chemical Engineering, Environmental Engineering, Mechanical Engineering, or Biochemical Engineering. Other qualifications may be considered based on relevant experience.

• Minimum 5 years of hands-on field experience in commissioning of water and wastewater treatment systems.

• Strong proficiency in Mandarin (both written and spoken) is preferred as the role would support China and Taiwan in addition to other project sites globally.

• Proven experience in execution of overseas projects is highly preferred.

• Ability to travel to project sites locally and globally (up to 50% travel) when required.