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Process Engineer Trainee

Ecolab
Spain  Spain
Internship, Engineering, English
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Job Description:

As the industry leader in water technology, we're growing and need talented people like you to help us continue to protect the world's most vital resource.

We are currently looking for a Process Engineer Trainee to join our industry leading Nalco Commercial Engineering team in Etxebarri (Bilbao). If you are a recent graduate looking for a traineeship to broaden your knowledge and gain experience, this opportunity is for you.

What's in it for you:
* 12 months paid traineeship (Contrato Formativo) with potential further opportunities.
* The opportunity to take on some of the world's most meaningful challenges, helping customers achieve clean water, safe food, and healthy environments.
* Learn from highly energetic and experienced professionals who will help develop your skills and competencies.
* Be part of a fast-paced, dynamic, and international team.

What You Will Do:
* In this role you will execute lab and pilot tests according to Test protocol provided by Senior Engineers.
* Support execution of lab test with existing Reverse Osmosis/ Ultrafiltration bench equipment.
* Operate and manage pilot plants.
* Analyse water samples in the laboratory.
* Collect, understand data and withdrawal conclusion.
* Prepare technical report.
* Support Senior Engineer in project execution.
* Prepare basic engineering (mass balance, PFD).
* Support Site O&M (Operation Maintenance) team for troubleshooting and continuous improvement implementation.
* Assess new technologies through technical watch and definition of potential tests

Minimum Qualifications:
* Bachelor's degree in Chemistry, Chemical / Environmental Engineering or Master Degree
* English / Spanish fluent written and verbal
* People relating attitude and capable to work in team
* Strong problem solving skills
* Strong oral and written communication skills and learning agility

Preferred Qualifications:
* Background in membrane based water treatment (Reverse Osmosis, Ultrafiltration, MBR, etc.)
* Proven experience in lab pilot test even only at University
* Synthesis and pragmatic approach

#li-eu

Source: Company website
Posted on: 28 Apr 2026
Type of offer: Internship
Industry: Energy / Utilities
Job duration: 12 months
Languages: English
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