Electrochemical and Battery Technology Engineer | Ingenieur Elektrochemie & Batterietechnik (m/w/d)

grey engineering GmbH

Mülheim an der Ruhr, Nordrhein-Westfalen, Deutschland

Published Apr 17, 2026

Full-time

Permanent

Job Summary

This role offers an exciting opportunity to work at the forefront of energy and transport technology in Mülheim an der Ruhr. As an Electrochemical and Battery Technology Engineer, you will be responsible for the operation and management of an electrochemical laboratory, focusing on the development and testing of Redox-Flow battery systems. Your day-to-day activities will include preparing electrolytes, assembling lab-scale battery cells, and conducting complex electrochemical experiments such as charge/discharge cycles and EIS measurements. You will work closely with a multidisciplinary team to analyze aging mechanisms, document data quality, and standardize laboratory workflows. This position is ideal for candidates who enjoy hands-on laboratory work and want to contribute to sustainable energy solutions. The role is a full-time, permanent position (35 hours/week) within an innovative environment that values professional growth and offers attractive benefits, including flexible working hours and a clear path toward permanent integration within the client company.

Required Skills

Education

Degree as a Technician, Bachelor, or Master in Engineering or a comparable field (e.g., Process Engineering, Chemistry, Material Sciences).

Experience

At least 3 years of professional experience in a chemical or electrochemical laboratory environment
Practical experience in assembling and commissioning battery cells at a laboratory scale
Experience in planning, executing, and evaluating electrochemical experiments
Basic knowledge of measurement technology and electrochemical measurement procedures
Experience in documenting experimental data and maintaining laboratory equipment

Languages

German (Fluent)English (Fluent)

Additional

The position is based in Mülheim an der Ruhr and requires a willingness to work on-site in the laboratory. The role is a 35-hour full-time position with a permanent contract.