Commissioning Engineer (WWTP Project)

Obayashi-Wijaya Karya-Jaya Konstruksi-JFE Engineering Joint Venture; Jakarta Utara; On-site; IDR 279,000,000 - 502,200,000; Full time

Job summary

Obayashi-Wijaya Karya-Jaya Konstruksi-JFE Engineering Joint Venture in Jakarta seeks a Commissioning Engineer to lead the wastewater treatment plant startup and ensure a safe, smooth handover from construction to operations.

You will develop commissioning plans, supervise pre-commissioning, conduct performance tests, and coordinate with vendors for equipment start-up while maintaining thorough documentation and ensuring compliance with Indonesian regulations and international standards.

Qualifications

• Degree in mechanical, chemical, environmental engineering or related field.
• Minimum 5 years in commissioning of water/wastewater facilities or similar projects.
• Familiar with ISO, ASME, API standards and Indonesian regulations.

Responsibilities

• Develop and implement commissioning plans, schedules and procedures.
• Supervise pre-commissioning activities and performance verification.
• Coordinate SAT with vendors and subcontractors for start-up.
• Maintain detailed commissioning documentation and records.
• Deliver training for operations and handover to client teams.

Skills

Commissioning methods

Testing procedures

Problem solving

Team coordination

English communication

Education

Bachelor's degree in Mechanical Engineering

Bachelor's degree in Chemical Engineering

Bachelor's degree in Environmental Engineering

Tools

Microsoft Office

Job description

The Commissioning Engineer will lead the commissioning phase of the wastewater treatment plant in Jakarta, Indonesia, ensuring all treatment processes, mechanical equipment, and associated piping systems are safely and successfully transitioned from construction to full operational status.

Key responsibilities include developing commissioning plans and procedures, supervising pre-commissioning works, conducting performance tests, coordinating with subcontractors and vendors for equipment start-up, and providing technical support during the operational readiness phase. The role requires ensuring compliance with Indonesian regulations, international standards, and project specifications while maintaining detailed commissioning documentation and facilitating knowledge transfer to the client's operations team.

DUTIES AND RESPONSIBILITIES

Develop and implement comprehensive commissioning plans, schedules, and procedures for all wastewater treatment systems, mechanical equipment, and piping networks in coordination with project stakeholders

Conduct pre-commissioning works, system testing, and performance verification to ensure all equipment and processes meet design specifications, safety standards, and contractual requirements

Supervise equipment start-up activities, coordinate with vendors and subcontractors for Site Acceptance Tests (SAT), and resolve technical issues during commissioning phase

Prepare and maintain detailed commissioning documentation including test procedures, inspection reports, performance certificates, and as-built records in compliance with project and regulatory requirements

Develop and deliver comprehensive training programs to client's operations and maintenance personnel, and facilitate smooth handover of fully operational systems from construction to operations team

Ensure all commissioning activities comply with Indonesian regulations, international standards (ISO, ASME, API), and project safety procedures, conducting risk assessments and implementing proper safety protocols

Perform other related duties as assigned by direct supervisor or Project Manager

QUALIFICATIONS

Bachelor's degree in Mechanical Engineering, Chemical Engineering, Environmental Engineering, or related engineering discipline from an accredited institution

Minimum 5 years of experience in commissioning of water/wastewater treatment plants, process facilities, or similar industrial projects with proven track record of successful project completion

Strong knowledge of commissioning methodologies, testing procedures, and industry standards including ISO, ASME, API, and relevant Indonesian regulations for wastewater treatment facilities

Proficient understanding of mechanical systems, process equipment, instrumentation and control systems, and bulk material handling equipment used in water/wastewater treatment applications

Excellent problem-solving and troubleshooting skills with ability to identify technical issues, coordinate with multidisciplinary teams, and implement effective corrective actions under tight schedules

Proficiency with Microsoft Office software (Word, Excel, Outlook), and

Proficient oral and written English communication skills