Intern Technical Customer Support (m/f/d), Winterthur

Powering transformation for a sustainable future At WinGD and across the shipping industry we face unprecedented change as we strive to bring greater sustainability into our global business. As marine engine designers our responsibility in this is significant. A career with WinGD has an impact on shaping a better world for tomorrow.

As a leading developer of the two-stroke engines that power merchant shipping, our people drive innovative solutions for our customers on a global scale.

Headquartered in Winterthur, Switzerland, since its inception in 1893, WinGD continues the legacy of the Sulzer Corporation through innovation in design.

Our success in this ever evolving, competitive environment is based on the drive, innovation and collaboration of our diverse employee population, over 420 people worldwide, representing over 25 different nationalities. Come, be a part of this change.

Intern Technical Customer Support (m/f/d) Location: Winterthur

Starting Date: 15.06.2026 or tbd

Your Responsibilities

Administrative Support:

Maintain article price lists, including drawing numbers, prices, and availabilities.

Create quotes, pro forma invoices, and invoices using Excel.

Liaise with internal SAP experts to create invoices in SAP.

Send invoices to customers and follow up to ensure timely payment.

Write Purchase Orders (PO) in response to supplier quotations.

Ensure timely payment of invoices sent by suppliers.

Support for Cybersecurity submissions.

Maintain the BU Digital cash flow overview.

Create and distribute monthly cash flow reports.

Documentation&Process Support:

Support the documentation of customer requests in Confluence and Jira.

Assist the Technical Customer Support team with ad-hoc requirements as they arise.

Investigate the exhaust valve health condition based on test cases from vessels.

Your Profile

Strong proficiency in Microsoft Excel; experience with SAP is an advantage.

Excellent organizational skills and attention to detail.

Previous experience in an administrative or customer support role is an asset but not required.

Proactive, reliable, and able to work independently as well as part of a team.

Willingness to learn and take on new tasks as required.

Ability to communicate clearly and professionally in English (German is a plus).

Currently enrolled at a university, ideally in Business Administration, Engineering, or a related field.

Our offer

An opportunity to shape the sustainability and environmental impact of the shipping industry. WinGD is on the leading edge of the technology which is shaping the future of the shipping industry

A dynamic working environment, blending a long history of technology expertise with industry leading innovation across a global network

Award winning and extraordinary products

Multi-cultural and interdisciplinary teams offering diverse perspectives and collaborative thinking

Dynamic and interactive working conditions. WinGD offers a non-hierarchical, agile structure where input and ideas are welcome

In-house technology training and professional development opportunities

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