Internship Mechanical Engineering

Sonion; Hoofddorp; On-site; EUR 5,700 - 7,800; Part time

Benefits offered by this job

Stipend €605

Travel reimbursement

Workspace provided

Free parking

Office near train station

Job summary

Sonion invites you to join their Hoofddorp team as an Internship Mechanical Engineer starting February 2027. You’ll work on designing housings and plastic components, create tooling, and print prototypes using a range of CAD and prototyping methods.

The role suits students in Mechanical Engineering or Industrial Product Design, with SolidWorks experience and motivation to own responsibilities. Internship includes a monthly stipend, workspace, and parking near Hoofddorp station.

Qualifications

• Currently studying for an engineering degree (Industrial Product Design, Mechanical Engineering or similar).
• Fluent in English, written and spoken; Dutch is a plus.
• CAD experience; SolidWorks is the primary package, training available for other CAD tools.

Responsibilities

• Design housings and other plastic components in CAD.
• Test and develop tooling.
• 3D print prototypes and tooling.
• Help develop prototyping processes (lasering, 3D printing, proto-injection molding).

Skills

Fluent English

Proactive

Ownership

Education

Engineering degree (Industrial Product Design, Mechanical Engineering or similar)

Tools

SolidWorks

Fusion 360

Meshmixer

Inventor

Catia

Job description

Home / Career / Internship Mechanical Engineering (start February 2027)

Sonion is a global leader in the market for transducers used in the hearing aid and audio industry, and our ambition is to grow from this strong core. Our vision is:We help the world listen.

At Sonion we believe in the importance of investing in new talent. We want to introduce students to an environment where they are given responsibility and the freedom to develop their skills. In Hoofddorp you will join approx. 100 of our colleagues as we design new products for the hearing health and pro audio market. Whether you prefer doing CAD work for injection molded parts, designing tools for new problems that arise during development or helping further our inhouse 3D printing capabilities, Sonion can find a fit for your skillset. We offer internship positions every semester and are always on the lookout for new talent to join our team.

Your tasks and responsibilities will include

• Designing housings and other plastic components in CAD;
• Testing and developing tooling;
• 3D printing prototypes and tooling;
• Helping to develop our new prototyping processes, such as lasering, 3D printing and proto-injection molding

Your profile

• Currently studying for an engineering degree, Industrial Product Design, Mechanical Engineering or similar;
• Fluent in English, written and spoken. Sonion is an international company and with the Hoofddorp office we have colleagues from all over the world. Basic/fluent Dutch is a plus;
• CAD experience. Our main CAD package within Sonion is SolidWorks. However we also make use of Autodesk Fusion360 and Meshmixer. If you have experience with Inventor, Catia or another CAD package then we can give you the training required to use SolidWorks.
• Proactive and willing to take ownership of responsibilities.

Equally important to your knowledge and experience, are you as a person. We are looking for a person, who is proactive, eager to learn, hands‑on and results driven. You can also interact effectively with people from all backgrounds.

Sonion – We help the world listen.

Are you passionate about making a difference in people’s lives? So are we!

We are dedicated to enhancing the quality of life for people who rely on hearing products. Sonion is the preferred innovation partner for development and manufacturing of transducers and electromechanical solutions for hearing instruments and professional earphones.

Sonion is a truly global company with more than 6000 colleagues working together to revolutionize the industry at our facilities in the Netherlands, Denmark, Vietnam, USA, Poland and China.

Our skilled team is constantly pushing the limits of what’s possible, leveraging cutting‑edge technology to challenge the laws of physics and create smaller, better and more reliable products and solutions.

What we offer you

• Internship starting February 2027 and lasting for 5-6 months with possible extension;
• Your own workspace with all the hardware you will need;
• Compensated travel expenses if you don’t have your Study OV card;
• €605 monthly internship allowance;
• Free parking in our parking lot;
• An office located a 5-minute walk away from Hoofddorp train station.