Senior Performance Engineer (Based in Jurong Island)

SEMBCORP UTILITIES SERVICES PTE. LTD.; Singapore; On-site; SGD 55,000 - 75,000; Full time

Job summary

A leading energy solutions provider in Singapore is seeking a Performance Engineer to ensure reliable operation of water and wastewater treatment plants. The role involves troubleshooting, optimization, and leading laboratory studies. Ideal candidates should have a Bachelor’s in Environmental or Chemical Engineering and at least 3 years of experience in relevant fields. Join us to drive energy transition and make a meaningful impact.

Qualifications

• Minimum 3 years of relevant experience in water/wastewater treatment.
• Hands-on experience in laboratory and pilot-scale testing.
• Knowledge of biological, physical, and chemical wastewater treatment processes.

Responsibilities

• Plan and execute laboratory and pilot-scale studies for optimization.
• Conduct treatability analyses and evaluate treatment costs.
• Monitor and troubleshoot water and wastewater plant performance.

Skills

Environmental Engineering

Chemical Engineering

Data analysis using MS Excel

Technical report writing

Communication skills

Education

Bachelor’s degree in Environmental or Chemical Engineering

Tools

BioWin

GPS-X

SUMO

Job description

Overview

About Sembcorp Sembcorp is a leading energy and urban solutions provider headquartered in Singapore. Led by its purpose to drive energy transition, Sembcorp delivers sustainable energy solutions and urban developments by leveraging its sector expertise and global track record.

Join Gas & Related Services

Drive Asia’s energy transition with us! Our Gas & Related Services segment is a key growth engine, delivering reliable and efficient energy to industries and communities across multiple countries. We support Asia’s growing energy needs while advancing the shift to a lower-carbon future.

Purpose & Scope

As a Performance Engineer, you will play a critical role in ensuring the reliable operation of water and wastewater treatment plants. You’ll lead treatability analyses for new customer enquiries, support process stability through troubleshooting and optimization, and contribute to innovative optimization and improvement initiatives.

Key Roles & Responsibilities

• Plan and execute laboratory and pilot-scale studies to support troubleshooting, optimization, and new/complex wastewater projects.
• Conduct treatability analyses, propose treatment schemes, and evaluate treatment costs for customer solutions.
• Manage R&D lab operations, including equipment, supplies, housekeeping, and budget planning.
• Maintain detailed experimental records and prepare technical reports.
• Support the Commercial team with technical clarifications and practical wastewater solutions.
• Support process optimization projects, track performance improvements, and identify cost savings.
• Provide process engineering input for plant upgrades, including mass/energy balances and equipment sizing.
• Support in technical reviews covering control philosophy, instrumentation, piping, hydraulics, and safety assessments.
• Monitor and troubleshoot water and wastewater plant performance to ensure reliability and availability.
• Analyze mass balance to identify inefficiencies, losses, and leaks, and refine monitoring metrics.
• Provide process support during customer shutdowns and coordinate with O&M teams to prevent plant upsets.

Key Requirements

• Bachelor’s degree in Environmental Engineering or Chemical Engineering. Post-graduate qualifications will be an advantage.
• Minimum 3 years of relevant experience in water / wastewater treatment, process optimization, and plant troubleshooting.
• Hands-on experience in laboratory and pilot-scale testing.
• Proficient in technical report writing and data analysis using MS Excel.
• Strong communication skills to engage with Operations, Commercial teams, and Customers.
• Knowledge of biological, physical, and chemical wastewater treatment processes.
• Familiarity with wastewater modeling software (e.g., BioWin, GPS-X, SUMO) is a plus.

Preferred Skills & Characteristics

• Organized and detail-oriented
• Excellent problem-solving and analytical skills, capable to interpret complex data and make data-driven decisions.
• Independent, resourceful, and proactive.
• Strong team player with the ability to deliver results under tight deadlines.
• Effective interpersonal, communication, and presentation skills.

Our Culture at Sembcorp

At Sembcorp, our culture is shaped by a strong set of shared behaviours that guide the way we work and uphold our commitment to driving the energy transition.

We foster an institution-first mindset, where the success of Sembcorp takes precedence over individual interests. Collaboration is at the heart of what we do, as we work seamlessly across markets, businesses, and functions to achieve our goals together. Accountability is a core principle, ensuring that we take ownership of our commitments and deliver on them with integrity and excellence. These values define who we are and create a workplace where our people can thrive while making a meaningful impact on driving energy transition.

Join us in making a real impact!