Digital Customer Engagement Trainee (12 months internship)

Are you creative, organized and curious, with a strong interest in marketing and customer communication?
Do you want to work on impactful Direct Marketing communications in a dynamic environment, close to Marketing, Communication and Data teams?

Join us for a 12-month internship within the Customer Value & Analytics team, working directly with the Customer Engagement Manager.

Digital Customer Engagement Trainee

Worlplace: Prilly

Duration of internship: 12 months

Workrate: 100%

Start date: February 2026

Your mission

You will support the design, execution and optimization of Direct Marketing communications across the full campaign lifecycle.

Content creation & production

• Write content for newsletters and SMS
• Improve and optimize existing customer communications
• Create content for new customer engagement use cases
• Coordinate visual creation with Communication & Design teams
• Coordinate with the translation team (FR/DE/IT/EN)

Campaign execution & follow-up

• Set up newsletters (structure, modules, content) in
• Set up A/B tests and suggest optimizations
• Manage small marketing projects: contests, lead generation campaigns, etc.
• Monitor newsletter KPIs to improve communication impact

Innovation & special projects

• Contribute to the continuous improvement of customer communications
• Support the Direct Marketing communication plan
• Follow trends in email marketing and customer engagement in the telecom industry

What you bring

• You have a Bachelor/Master in Marketing, Communication, Business or a similar field
• Excellent writing skills in French and English; German is a plus
• Creative mindset and a strong interest in marketing copywriting
• Good organizational skills and ease in coordinating tasks and stakeholders
• Interest in CRM, customer engagement and Direct Marketing campaigns
• You are Swiss or European (EU) citizen
• Bonus: familiarity with a newsletter tool (Mailchimp, Brevo, etc.)

What we offer

• A dynamic environment where you will learn a lot in a short time
• Direct collaboration with the Customer Engagement Manager and marketing teams
• Real responsibilities from day one
• The opportunity to build highly valued skills: marketing copywriting, newsletter execution, campaign management and optimization

Always dreamed of having a job in a diverse and refreshing environment? Then we really need to meet. Please apply online (we only accept online applications).

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