Marketing & Communications Officer - Marseille, France

Sulitest Impact

💡 SSE organization

Short-term contract

Part time

Marseille, France

Learning

Partial remote possible

38000 - 39000€ gross (Annual)

From 1 yrs of exp.

Posted on 10-22-2026

Start: January 2026

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Who are we?

We are a growing organization, providing universities with online tools to measure and improve sustainability knowledge among their students. Our vision is to mainstream sustainability knowledge worldwide. Our flagship tool, TASK™ (The Assessment of Sustainability Knowledge) is the first internationally recognized certificate on sustainability knowledge (the equivalent of the TOEIC for sustainability). As of today, 100 higher education institutions use TASK™ and over 100,000 students have completed the assessment.

The Sulitest movement is strongly supported by major national and international NGOs and organizations (i.e. the United Nations and the Higher Education Sustainability Initiative (HESI)) and has raised 1.5M€+ in 2022.

We are looking for a Marketing & Communications Officer to support the development of our marketing sales activities and deploy TASK™ within Higher Education Institutions worldwide.

Responsibilities

As part of the Sales & Marketing team, you will help us bring this vision to life by helping our message reach and influence more people. Your main mission is to increase the visibility of our expertise and brand within the Higher Education ecosystem. In other words, your responsibilities include:

1. CONTENT CREATION AND SOCIAL MEDIA MANAGEMENT (40%):

Create and curate engaging content and communication assets (text, image, video, blog articles, press materials, pitch deck improvement, manage the editorial calendar, etc.)
Plan and execute marketing campaigns around Sulitest's activities (participation in events, webinars…)

2. INBOUND MARKETING (30%):

Execute content strategy, including blog writing, case studies writing and SEO optimization
Ensure good tracking of our communication materials (UTM…)
Continuous Improvement of our conversion rate through website optimization

3. COMMUNITY ENGAGEMENT (20%):

Collaborate with the sales team to engage and nurture prospects, clients and partners
Collaborate with our partners and clients to plan and execute communication campaigns

ANALYTICS AND CONTINUOUS IMPROVEMENT (10%):

Track, analyse and utilize key performance indicators (KPIs) for social media, website, medias community and content marketing initiatives for continuous improvement

Requirements

You have at least 2 years of experience in digital marketing, with a focus on social media management, email marketing, and website optimization for B2B.
You have a good understanding of social media platforms (LinkedIn), best practices for engagement and growth, as well as SEO techniques
You have excellent writing and editing skills, crafting compelling content tailored to different audiences and channels
You have a keen eye for design, creating eye-catching visuals
You are proactive and capable of working autonomously, while also thriving working with a team
You are resourceful, solution-oriented and eager to learn
You are fluent in English and French (other languages are always a bonus)

Desired

You have experience using Webflow, SEO tools, Canva, Hubspot and Adobe InDesign
You have a keen interest in sustainability and ecological and social transition issues
You want to discover the higher education sector

Conditions

Contrat à Durée Déterminée (CDD) - fixed-term contract for 12 months with the possibility of renewal (freelance possible)
Time commitment: part-time (around 20 hours/week - 3 days / week)
Salary: 38K€ gross annual (on a full-time basis so 22800€ gross annual for 3 days per week)
Deadline for applications: November 6 th. We are reviewing applications on a rolling basis, so we encourage you to apply as soon as possible
Starting date: January 2026
Location: We have one office in Paris (near the Cour Saint Emilion) and another in Marseille (in the “Parc National des Calanques” in Luminy). We prefer hybrid working (some days in-office, some days at home), although remote working may be considered dependant on the profile.

Why join us?

We are a small, dedicated, international and fun team who share a bold vision and truly value trust and cooperation.

At Sulitest, you will be given space to explore, contribute and grow! You will often wear different hats, either because the team needs them or because you would like to try a different style. New ideas are very welcome, and if you are proactive and eager to learn, Sulitest is a great place for you.

Sulitest Impact

Généraliser l'éducation à la durabilité dans le monde entier. Nous avons créé TASK™, outil qui permet aux institutions d'évaluer les connaissances en durabilité de leurs étudiants.

💡 SSE organization

This structure is based on a principle of solidarity and social utility: its management is democratic and participative, and its profit-making potential is limited. It may be an association, cooperative, foundation, mutual or ESUS company.

Website
Company
< 15 persons
Learning

Sulitest Impact did not yet communicate its impact measurement.

This structure did not communicate to us the labels or certifications that it was able to obtain.

Sulitest Impact

Généraliser l'éducation à la durabilité dans le monde entier. Nous avons créé TASK™, outil qui permet aux institutions d'évaluer les connaissances en durabilité de leurs étudiants.

💡 SSE organization

Website
Company
< 15 persons
Learning

Sulitest Impact did not yet communicate its impact measurement.

This structure did not communicate to us the labels or certifications that it was able to obtain.

More than 100 training courses and programs

Train yourself on a wide range of key topics: CSR and sustainability in business, third places, collective intelligence, energy renovation, skills assessment and much more!

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