GES Tax Intern

Ref 2578787 | Date: 14 Sept 2026

RSM Switzerland SA

We are in full expansion and looking for talented people to join our team; if you are looking for a stimulating and rewarding career within a company that values knowledge sharing, excellence in customer service and global impact, RSM Switzerland is the place for you.

As part of our sustainable business growth, we are looking for an intern to join the adventure. The proposed format is a paid 9-month internship with a view to permanent employment at the end, in case of mutual satisfaction, or direct engagement in CDI depending on profile and previous experience. The position is based in Genève or Lausanne.

GES Tax Intern

Your mission:

• Preparation of the tax cycle for private clients or employees authorized to receive support from RSM by client companies (from data collection to the review of the final taxation);
• Preparation of different types of work requiring an appetite for numbers (tax estimates, simulation of total employer costs or net employee costs, remuneration packages, etc.);
• Preparation of advice and analyses mobilizing analytical and writing skills to deliver operational advice on all aspects inherent to the discipline regarding taxation, social security and HR in relation to the various mobility situations of our clients' employees (expatriates, local transfers, business travellers, commuters etc.);
• Ensuring direct and regular contact with clients and the various tax or social security authorities, acting in the best interest of all and as an ambassador for RSM in all circumstances;
• Strengthening one's experience in an international context, with regular interactions with the RSM international network;
• You will also be required to contribute to cross-functional projects in the Tax department (Corporate Tax & Private Client Services) or other departments, as well as to provide your contribution to regulatory monitoring (legal, tax, practical etc.);
• You may be asked to write articles, media content or presentations for internal training or clients, on the various subjects inherent to the GES practice.
• You will work within a framework of continuous training and supervision by a more experienced colleague in a manner adapted to your learning and progression.

Your profile:

• Swiss legal & tax training or equivalent, an appetite for numerical professions and certain writing skills;
• An appetite for human contact and teamwork, while ensuring autonomy in the conduct of entrusted tasks;
• The ability to execute tasks within a given deadline and for a set time within a framework of continuous training and support from supervisors;
• An aptitude for logical reasoning and synthetic analysis;
• Curiosity, enthusiasm and empathy are determining prerequisites;
• Comfortable and agile with usual digital tools;
• Perfect mastery of French, and a spoken and written level in English compatible with interactions with non-French speaking clients. German is a plus.

Workplace:

• Lausanne or Genève

Start date

• November/December 2026

At RSM Switzerland, we encourage everyone to exceed expectations.
Join us to shape the future of professional services and benefit from accelerated career evolution within a committed and innovative team.

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