Application/Process Engineer - Water Treatment Solutions

About the role

Sulzer is looking for an Application/Process Engineer to join its Water Treatment Solutions (WTS) team in Barcelona, Spain. The role suits a practical, technically minded engineer who combines field work with office engineering, supporting pilot projects at customer sites, demonstrating treatment technologies and turning successful trials into commercial opportunities. It offers a clear path toward junior project management responsibilities.

Key responsibilities

• Coordinate and run pilot trials at customer facilities across Spain, and support installation, commissioning, operation and dismantling of pilot equipment.
• Monitor pilot performance, analyse operational and laboratory results, liaise with customers and give technical guidance.
• Coordinate external contractors, organise sampling and work with laboratories on water quality analysis.
• Prepare technical reports on pilot results and recommendations, and turn them into technical and commercial opportunities for the sales team.
• Analyse RFQs and tender documentation, prepare technical proposals and support bid preparation with engineering, procurement, project and finance teams.
• Support project managers on selected projects and contribute to the design and customisation of water treatment solutions.

Required profile

• Degree in Chemical, Mechanical or Process Engineering or a related technical discipline; equivalent practical experience also considered.
• Experience in industrial operations, maintenance, installation, commissioning, utilities, water or wastewater treatment or process plants.
• Hands-on technical experience with installation, maintenance, troubleshooting and commissioning.
• Ability to coordinate customers, suppliers and contractors, and to travel within Spain, including occasional multi-day site visits.
• Preferred: water treatment, wastewater or environmental technology experience, and familiarity with AutoCAD, SAP or CRM tools.

Required skills

• Technical documentation and reporting.
• Proficiency in MS Office.
• English sufficient for professional communication.

What we offer

• A permanent contract and a competitive salary with a variable remuneration system.
• Meal vouchers and a voluntary flexible compensation scheme (health insurance, transport, childcare).
• An international team, a good working environment and a development path toward project management.