Trainee as building materials tester (d/m/f) for mortar and concrete technology as of 01.08.2025

ACO is a water-tech company that ensures the protection of water. Based on our global dewatering expertise, which protects people from water, we are increasingly seeing our mission to protect the water from human beings.

During your training as a building material tester, you will be widely introduced into the testing and analysis of building materials, especially polymer concrete. You learn how raw materials are examined and mixtures are optimized to meet the highest quality standards. In addition to sampling and preparation, you carry out various test procedures, document results and advertise them. Another focus is on monitoring production processes and compliance with standards and regulations. You work with engineers and technicians both in the laboratory and in production. Watch the Instagram channel aco_train. There, our trainees will give you exciting insights into their daily work at ACO.

If you have fun in natural science topics and are able to inspire you for practical laboratory activities, then you are right off with us. As an entry criterion, we had a good middle school degree. The vocational school in Beckum takes place in block lessons. For these periods, the trainee is accommodated on site at the expense of ACO.

a dynamic family business with a good takeover perspective an active support by our training managers regular feedback talks over the entire training period creative exchange in the trainee network an open, warm working atmosphere JOBV1_EN