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
www.solenis.com
.
We have an opportunity for a Technical Service Engineer to join our regional team based in Ho Chi Minh City, Vietnam.
About the Role:
As a Technical Service Engineer, you will operate and optimize water treatment systems (RO, boiler, cooling, wastewater), support plant operations, conduct lab testing, and provide technical reports. You’ll work closely with operations teams to ensure system efficiency and service excellence.
What the Role Involves:
- Provide routine service support to Account Manager in accounts in assigned territories to execute agreed upon services and value creation agreed with customer.
- Work closely with current and prospective customers to understand business needs and recommend continuous improvement and innovation plans that will maintain and grow sales.
- Develop strong relationships with key stakeholders in current and prospective customers, including plant or facility executives.
- Provide technical support to customers; identifying and resolving customer challenges, escalating as required.
- Engage in problem solving by performing system analysis, interpreting data and providing written recommendations to ensure customer operations are performing at optimal levels.
- Actively support Solenis innovations and technology in assigned customers to promote long-term business relationships with Solenis.
What You’ll Bring to Us:
- A bachelor’s degree in engineering (Chemical, Mechanical, Industrial) or Life Sciences (Environmental Science, Biology, Chemistry, etc.).
- 1–3 years of hands-on experience in industrial water treatment, utilities, or technical service across sectors such as Chemicals, Oil & Gas, Food & Beverage, or General Manufacturing.
- Strong technical knowledge of cooling towers, boilers, reverse osmosis (RO), and wastewater systems, including chemical treatment programs and plant operations.
- Excellent communication skills with the ability to collaborate effectively with plant personnel, customers, and cross-functional teams.
- Proven experience supporting program start-ups, troubleshooting, and performance optimization in partnership with Account Managers or Engineers.
- Competent in preparing technical reports and using Microsoft Office tools (Excel, Word, PowerPoint).
- Willingness and ability to travel within Ho Chi Minh City and to other regions as required.
- Flexibility to stay at customer sites in remote areas for up to 1–2 weeks when business needs arise.
What We Offer:
- Continuous professional development with many opportunities for growth
- Access to a wide variety of internal and external training courses on our learning system
- Hybrid work arrangement
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.
This is a fantastic opportunity to build your career with a company who are experiencing rapid growth.
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.