Process Engineer (Waste Water)

Technology Co; Singapore; On-site; SGD 75,000 - 95,000; Full time

Job summary

A leading sustainable solutions provider in Singapore is seeking a Technical Engineer to enhance wastewater performance in operations. You will leverage your expertise in chemical engineering and wastewater technology to ensure compliance and improve operational efficiency. The role requires strong analytical skills and a commitment to sustainability. If you are passionate about creating a greener future and have global networking skills, join us in making impactful changes. Applications are welcome until January 31, 2026.

Benefits

Opportunities for personal development

Flexible working environment

Contribution to sustainability

Qualifications

• Understanding of chemical processing unit operations and engineering.
• Strong understanding of wastewater technology in oil and gas.
• At least five years of relevant work experience.

Responsibilities

• Define operating limits for wastewater units.
• Ensure compliance with sewer discharge limits.
• Monitor and analyze process data.

Skills

Chemical processing unit operations

Wastewater technology

Process engineering and operations

Interpersonal skills

Planning skills

Education

Degree in chemical engineering or relevant field

Job description

Location: Singapore, SG

Job Area: Production

Business Unit: RP, Refining

Are you our next creator of change?

Do you want to be part of creating solutions for mitigating climate change? At Neste, you will be working for the world’s leading producer of sustainable aviation fuel and renewable diesel. Together we will accelerate transformation for a more sustainable future.

We are looking for you, to our Technical Team in Neste Tuas Singapore. In this job you will work closely with Operations, Maintenance and Engineering functions to strive for Operations Excellence in wastewater plant performance through systematic debottlenecking, improvement initiatives and projects. You will be key in building up the robustness of the wastewater unit performance under different production modes. With your expertise, we can make an impact today and keep our promises for tomorrow.

Reasons to join

Real impact right now. We work in an inspiring and evolving business environment, where everything we do serves one purpose: to create a healthier planet for our children. To drive a growing impact as a global leader in renewable and circular solutions we live by our values every day; we care, we have courage, we cooperate.

Safety and caring. We value safety always and everywhere. We want our work to feel good and do good. At Neste, we nurture a culture where everyone is welcome and feels safe, respected, and encouraged to be their unique true selves.

Exciting growth. Transformation brings new possibilities and fosters our courage and curiosity. As a global growing company, we support personal development with versatile learning and career opportunities. Collaboration is the key, and we believe in flexible, smart ways of working.

More about the job

Your role in our team / in creating a sustainable future

• Responsible for the Basis of Design (BOD) and Unit Specific Tolerances (UST) defining the operating limits for the wastewater units
• Collaborate closely with Operations and Maintenance and external partners to ensure treated wastewater is compliance with sewer discharge limit
• Support operations in monitoring and analysing process data to ensure wastewater unit is operating optimally and Lead wastewater non‑compliance investigation
• Continuous development of wastewater units in mid and long‑term to ensure safety, high operational availability, productivity, utilisation, efficiency and flexibility.
• Manage and participate in wastewater technology development and expert support projects
• Support competence management and development for the wastewater operations

Keys to success in this role / The best combination to succeed in this role

• Degree in chemical engineering or relevant field and understanding of chemical processing unit operations and engineering.
• Strong understanding of wastewater technology and its applications in oil and gas and petro‑chemical industry.
• At least five years of relevant work experience in process engineering and operations.
• Experience on plant operations, test runs, unit startups and shutdowns and operations troubleshooting is considered an advantage.
• Understanding and experience utilizing process models and simulations to support in plant optimisation and troubleshooting.
• Good understanding of end‑to‑end value optimisation.
• Strong interpersonal and planning skills.
• Good ability to influence in global matrix organisation with cultural awareness, performance‑driven and active networking attitude.
• High safety standards and strong influencing skills.

We look forward to receiving your CV and application (with a salary request) by 31 Jan 2026.

We will do our best to contact you after the application time has ended. The recruitment process will include interviews and a possible aptitude assessment. (The person selected for the position must pass a health examination. A security clearance is obtained with their consent.)

Neste (NESTE, Nasdaq Helsinki) creates solutions for mitigating climate change and accelerating a shift to a circular economy. The company is the world’s leading producer of sustainable aviation fuel (SAF) and renewable diesel, enabling its customers to reduce their greenhouse gas emissions. Neste refines waste, residues and other renewable raw materials to high‑quality renewable fuels at its refineries located on three continents. The company’s annual renewable fuels production capacity will be increased to 6.8 million tons in 2027.

Neste has high standards for sustainability and the company has consistently been recognised by several leading sustainability indices. In 2024, Neste's revenue stood at EUR 20.6 billion. Read more: neste.com