Digital Customer Engagement Trainee

Digital Customer Engagement Trainee
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). jid6b72254a jit0936a jiy26a