About Who We Are:
Solenis is a leading global producer of specialty chemicals, delivering sustainable solutions for water-intensive industries, including consumer, industrial, institutional, food and beverage, and pool and spa water markets. Owned by Platinum Equity, our innovative portfolio includes advanced water treatment chemistries, process aids, functional additives, and state-of-the-art monitoring and control systems. These technologies enable our customers to optimize operations, enhance product quality, protect critical assets, and achieve their sustainability goals.
Headquartered in Wilmington, Delaware, Solenis operates 69 manufacturing facilities worldwide and employs over 16,100 professionals across 130 countries. Recognized as a 2024 US Best Managed Company for the third consecutive year, Solenis is committed to fostering a culture of safety, diversity, and professional growth.
For more information about Solenis, please visit www.solenis.com.
Service Engineer - Rayong, Thailand
As a Service Engineer at Solenis, you’ll be responsible for operating and optimizing water treatment systems—including RO, boiler, cooling, and wastewater systems—at customer sites. You will support plant operations, monitor system performance, conduct lab testing, and provide detailed reporting to clients. This role requires collaboration with operations teams to ensure process efficiency and service excellence.
Job Responsibilities:
Operate plants to meet productivity targets and perform chemicals charges in a safe manner as defined by standard procedures.
Monitor process and adjust control parameters with the control systems
Maintain process control to ensure First Pass Quality is achieved
Perform a complete and detailed turnover and ensure that all required documentation is complete and accurate
Maintain and restock supplies and raw materials as necessary for the assigned process area
Execute complete ownership and accountability of assigned transfer and/or treatment system scope, including commissioning, start-up, optimization, and sustaining operations, monitor the performance of the water treatment, RO system, boiler system, cooling system and wastewater system, laboratory testing and report
Review, refine, and execute utility systems system commissioning and startup plans, demonstrating expertise in assigned process technologies.
Collaborate and support to plant operators, technicians, and the business by working closely with the Operations and Maintenance (O&M) team and our customers to develop, drive, and execute process improvements.
Provide customers with regular reports and feedback on their service requests, create a daily report/ monthly performance of the utility plant to the customer
Chemical inventory planning to the customer site
Requirements:
Education: Bachelor’s degree in chemical engineering, Environmental Engineering, or a related field.
Experience: 1–3 years of experience in the chemical, environmental, or process engineering industries.
Technical Knowledge: Solid understanding of utility water and/or wastewater treatment processes.
Communication Skills: Proficient in English, with strong verbal and written communication abilities.
We understand that not every candidate will possess every desired qualification listed above. If your experience varies from our outlined requirements, yet you believe you can bring value to the role, we encourage you to apply and share your unique perspective with us.
We recognize that our people are our greatest asset. We offer attractive compensation, comprehensive benefits, and abundant opportunities for professional growth and development. If you're passionate about working for a world-class company and enjoy tackling complex challenges, we invite you to consider joining our team.
Solenis is committed to fostering an inclusive workplace and is proud to be an Equal Opportunity Affirmative Action Employer. We value diversity and do not discriminate on the basis of age, race, color, religion, sex, sexual orientation, gender identity, national origin, or disability status.