Marketing & Design Intern (6 Months, with Opportunity to Grow Full-time) 100%

About Seprify
Seprify develops innovative cellulose-based specialty ingredients that help customers replace less sustainable materials while delivering outstanding performance. Our ingredients are used across cosmetics, food, pharmaceuticals, coatings, inks, and other applications. Following successful scale-up and commercial validation, Seprify is entering an exciting growth phase, bringing its products to customers at industrial scale. To support this expansion, we are looking for a creative and proactive Marketing & Design Intern to help strengthen our brand, communicate our technology, and support our commercial activities.

Location: Marly (Fribourg), Switzerland
Duration: 6-month internship with the possibility of a longer-term position

Marketing & Design Intern 100%

Your Role :

As a Marketing & Design Intern, you will help shape how Seprify is presented to
customers, partners, investors, and the broader industry. You will work closely with our Sales, Technical, and Management teams to transform complex technical
concepts into compelling customer-facing content and marketing materials.
This is a highly hands-on role offering broad exposure to B2B marketing, design,
communications, and commercial strategy within a fast-growing deep-tech company.

Key Responsibilities :

Content Creation & Social Media
 Manage and develop Seprify's LinkedIn presence.
 Create engaging posts highlighting company milestones, customer success
stories, product launches, industry trends, and team achievements.
 Design visuals, infographics, videos, and animations that communicate
technical concepts clearly and attractively.
 Monitor campaign performance and identify opportunities to increase
engagement and visibility.

Website & Digital Marketing :

 Support regular updates and improvements to the company website.
 Create and optimize website content aligned with commercial priorities and
SEO best practices.
 Help ensure consistent branding and messaging across digital channels.

Sales & Business Development Support :

 Develop customer-facing marketing materials, brochures, presentations, one-
pagers, and application sheets.
 Support preparation of materials for customer meetings, product launches,
and commercial campaigns.
 Assist with exhibition, conference, and trade fair marketing activities.
Technical Communication
 Learn and understand Seprify's specialty ingredient portfolio and applications.
 Translate scientific and technical information into clear value propositions for
customers and partners.
 Work closely with technical and commercial teams to communicate product
benefits, performance, and application opportunities.
Brand & Corporate Communications
 Help communicate Seprify's growth journey as the company expands from
pilot-scale operations to commercial production.
 Support announcements related to partnerships, commercial milestones,
events, awards, and company developments.
 Contribute to maintaining a professional and consistent brand identity across
all communication channels.

What We Are Looking For :

 Currently studying or recently completed a degree in Marketing,
Communication, Graphic Design, Media, Business, or a related field.
 Strong visual design skills and proficiency with design tools such as Adobe
Creative Suite, Canva, Figma, or similar.
 Ability to create compelling graphics, presentations, and short-form video
content.
 Excellent written and verbal communication skills in English (additional
languages are a plus).
 Interest in science, sustainability, advanced materials, or industrial innovation.
 Ability to understand technical topics and translate them into engaging
customer-focused messaging.
 Self-motivated, organized, and comfortable working in a dynamic startup
environment.
 Strong collaboration skills and willingness to work closely with sales, technical,
and management teams.

What We Offer :

 A unique opportunity to join a fast-growing Swiss deep-tech company at a
pivotal stage of commercial growth.
 Exposure to real-world B2B marketing, product marketing, and commercial
strategy.
 Direct collaboration with experienced scientists, engineers, sales
professionals, and company leadership.
 Significant ownership and responsibility from day one.
 The opportunity to contribute to the growth of innovative sustainable materials
with global impact.
 Potential for a longer-term role following the internship based on performance
and company needs.