Sulzer is a leading engineering company with a proud heritage of innovation. Join our general team to grow your expertise and develop innovative solutions that enable a prosperous and more sustainable society.

About the role

We are looking for an Application/Process Engineer to join our Water Treatment Solutions (WTS) team in Barcelona, Spain.

This is a unique opportunity for a practical and technically minded engineer who enjoys combining field activities with office-based engineering work. The role focuses on supporting pilot projects at customer sites, demonstrating treatment technologies, validating process performance, and helping transform successful trials into commercial opportunities.

You will work closely with customers, laboratories, suppliers, project teams, and commercial colleagues, gaining exposure to the full project lifecycle. For the right person, this role offers an excellent development path toward junior project management responsibilities within a growing business focused on potable water and advanced water treatment solutions.What you will do:





• Coordinate and execute pilot trials at customer facilities across Spain.
• Support the installation, commissioning, operation, and dismantling of pilot equipment and systems.
• Monitor pilot performance and analyze operational and laboratory results.
• Liaise with customers throughout testing activities and provide technical guidance when required.
• Coordinate external contractors involved in installation, assembly, and site activities.
• Organize sampling activities and collaborate with laboratories for water quality analysis.
• Prepare technical reports documenting pilot results, performance, and recommendations.
• Support the sales team by translating pilot results into technical and commercial opportunities.
• Analyze RFQs, customer requirements, and tender documentation.
• Prepare technical proposals and support commercial bid preparation activities.
• Collaborate with engineering, procuremen

📌 Application/Process Engineer WTS (Barcelona)
🏢 Sulzer
📍 Barcelona