Internship

Oat flakes, muesli and more. If you'd like to get to know our company better to gain career guidance while attending school or university, we offer internships. With us, you'll have the chance to discover new perspectives for your career path.

We welcome the opportunity to meet young and dedicated students and introduce them to our professions. We offer internships in various fields. Learn more about the various internships below.

School internship

For students interested in a commercial or technical career, we offer one- to two-week internships in the following areas.

We welcome your application for these positions at any time. Please indicate your preferred timeframe in your application.

Business internship

Students interested in business have the opportunity to get to know the various business processes and areas of a production company like Peter Kölln in the course of an internship during the autumn holidays, from 20th October to 31st October 2025.

In addition to the numerous administrative tasks, such as purchasing raw materials or assembling goods, you can also gain insight into production. Please send us your application. We look forward to hearing from you!

Your contact person: Melanie Hachmann

Student internship

Are you looking for an internship that will deepen your knowledge and give you practical insights into your field? With us, you have the opportunity to gain initial professional experience, participate in exciting projects and make valuable contacts.

Whether it's a mandatory internship or supervision of your bachelor's or master's thesis – we offer you an instructive and varied time in a diverse team.

Apply now for your desired area!

Your contact person: Melanie Hachmann
FAQ

Frequently Asked Questions

Do you still have questions? We may have already answered them in our FAQ. If not, please contact our contact persons – they will be happy to help you.

  • When is the best time to apply for an internship?

    We accept applications for industrial student internships at any time and would be delighted if you would like to get a taste of what we do. We only offer internships in the commercial/economic field in the autumn. As we only have a limited number of places available, it is best to send us your application documents in the summer. If you're looking for a student internship, take a look at our job vacancies – there might be something suitable for you. Otherwise, we are always happy to receive speculative applications.

  • What qualifications are required to apply for an internship?

    You don't need any qualifications to get a taste of what it's like to do a student or business internship with us. If you would like to complete a student internship, it is important that you are enrolled in a degree programme at a university.

  • What documents do I need to submit for the application?

    If you would like to get to know Kölln better through an internship, please send us your current CV and a brief cover letter with your preferred dates. For student internships, we also require a certificate of enrolment.

  • Where can I get to know Kölln?

    We take part in various careers and training fairs in the surrounding area, such as the PinBall in Pinneberg or the YES careers fair. We would be delighted if you could visit us there and we could get to know each other. We will be happy to answer all your questions there or by phone at any time.

  • What does the selection process look like?

    As soon as we have received your application documents, we will check whether there is still capacity available in your desired area and time period and will then respond to your application. In the case of student internships, we would be happy to get to know you better in a short interview beforehand.