Ecolab is seeking a Project Engineer Trainee for their Madrid location. This entry-level position offers an opportunity for recent graduates or those starting their career in engineering to gain hands-on experience in project management and engineering within the company. The role likely involves assisting senior engineers, learning about Ecolab's products and services, and contributing to various projects in the field of water, hygiene, and energy technologies. Candidates will have the chance to develop their technical skills, project management abilities, and industry knowledge while working for a global leader in water, hygiene, and infection prevention solutions and services.