Water Treatment Technician (Contract)

Solenis is a leading global provider of water and hygiene solutions. The company’s product portfolio includes a broad array of water treatment chemistries, process aids, functional additives, cleaners, disinfectants, and state-of-the-art monitoring, control and delivery systems. These technologies are used by customers to improve operational efficiencies, enhance product quality, protect plant assets, minimize environmental impact, and create cleaner and safer environments. Headquartered in Wilmington, Delaware, the company has 70 manufacturing facilities strategically located around the globe and employs a team of over 16,500 professionals in 130 countries across six continents. Solenis is a 2025 Best Managed Company Gold Standard honoree.

For more information about Solenis, please visit

We have an exciting opportunity for a Water Treatment Technician to join our regional team based in Singapore . This role is ideal for a hands-on technical professional who enjoys working on-site, solving problems, and supporting customers to achieve safe, efficient, and reliable operations.

About The Role

As a Water Treatment Technician at Solenis, you will play a critical role in supporting customer operations through effective water treatment programs. You will be responsible for testing, monitoring, and maintaining chemical treatment systems and equipment, ensuring optimal performance across customer sites. This position offers strong exposure to industrial water treatment applications and close collaboration with customers and internal teams.

What The Role Involves

• Provide field service support for industrial water treatment programs (cooling and boiler systems).
• Perform on-site water testing, monitoring, and water management services at customer plants.
• Inspect chemical dosing and monitoring equipment; conduct troubleshooting and repairs as required
• Carry out disinfection and cleaning of cooling towers in accordance with safety and technical standards.
• Conduct site surveys and collect samples for laboratory analysis.
• Maintain proper housekeeping and compliance with safety requirements at assigned customer premises.
• Support account managers and engineers during program start-ups and ongoing technical troubleshooting.

What You’ll Bring To Us

• Higher NITEC qualification or equivalent technical certification.
• 2–3 years of hands-on experience in cooling and boiler water treatment field service.
• Experience with plant equipment, water treatment systems, and chemical treatment programs.
• Experience in laboratory testing with knowledge of key water quality parameters.
• Strong customer-service mindset with the ability to work closely with internal sales and engineering teams.
• Good interpersonal and communication skills.
• Class 3 Driving License is required.

What We Offer

• Strong opportunities for career growth and professional development.
• Access to diverse technical and professional training programs.

We understand that candidates will not meet every single desired job requirement. If your experience looks a little different from what we’ve identified and you think you can bring value to the role, we’d love to learn more about you.

Come work with us at Solenis, where you can build a career that makes a difference.

At Solenis, we understand that our greatest asset is our people. That is why we offer competitive compensation, and numerous opportunities for professional growth and development. So, if you are interested in working for a world-class company and enjoy solving complex challenges, consider joining our team.