CHEF.FE DE PROJET SOCIAL MEDIA, EDITORIAL & INFLUENCE

Expanscience Open · verified Oct 18, 2026

Paris la Défense Full-time Mid-level Social Media

At a glance

Mid-level Social Media role at Expanscience. Paris la Défense · full-time · no salary stated · we estimate €38,500–€44,500 across France.

Estimated pay

Expanscience has not published a salary for this role. The figure below is our estimate, not theirs.

€38,500 – €44,500

What the middle half of mid-level social media roles in France paid, among postings that did state a salary.

Worked out from 5 postings that stated pay, median €43,000. Last updated Sep 23, 2026.

RoleSocial Media

SeniorityMid-level

LocationParis la Défense

EmploymentFull-time

PostedSep 24, 2026 · 3w ago

Role brief

growthroles summary, based on the employer's posting.

What you'll do

Create editorial content and communication kits for themes such as Christmas, eczema month, and breastfeeding week
Carry creative materials through production and delivery to partner markets
Help shape the social media strategy and support markets through meetings, Teams, and Facelift
Track content performance, community management quality, and social media benchmarks
Share effective and ineffective practices with partner markets using international reporting and data analysis

What you bring

A Master's degree in marketing is required
You have solid daily experience managing several social accounts across strategy, community management, calendars, and influencer activations
You bring strong social media knowledge plus project management, international reporting tools, and data analysis skills
Fluent written and spoken French and English are essential for working with many contacts

Who this fits

You’ll suit a curious, autonomous, responsive marketer who enjoys collaborative international work and is focused on results. The role is a six-month fixed-term maternity-leave replacement starting in mid-October 2026, based in Paris la Défense.

From the employer

Each person's potential contributes to success for all! We're Hiring!

Job Description :

Vous êtes passionné.e par les réseaux sociaux, l'influence et la création de contenus ? Vous aimez évoluer dans un environnement international ?

Dans le cadre d'un remplacement de congé maternité, nous recherchons un.e Chef.fe de Projet Social Media & Influence en CDD pour une durée de 6 mois à compter de mi-octobre 2026

Rattaché.e à la Direction Globale Mustela, vos principales missions seront :

Création de contenus éditoriaux

Création de kits de communication in-house ou avec l’agence partenaire, sur des thématiques éditoriales (Christmas, Eczema month, breastfeeding week, doing your best as parents…) ;
Assurer le suivi de production jusqu’à la livraison du matériel créatif auprès des partenaires marchés.

Participation à l'élaboration de la stratégie Social Media

Support régulier des performances et pratiques avec les partenaires marchés : meetings, flux Teams, respect des normes ECGT, adoption et bon usage des outils Social Media Corporate (Facelift).

Suivi de la performance et benchmarking

Identifier et partager des best & worst practices auprès des partenaires marchés
Suivi de la performance des contenus ainsi que de la qualité du community management sur les indicateurs clés, dont deux indicateurs référencés et suivis dans le référentiel de l’Entreprise à Mission de l’entreprise

Profile Description :

Diplômé.e d'un Master en Marketing, vous disposez d'une solide expérience dans la gestion quotidienne de plusieurs comptes de réseaux sociaux (stratégie, community management, calendrier éditorial, calendrier publicitaire, activations d'influenceurs, etc.).

Vous disposez d’une excellente maîtrise de l’écosystème des réseaux sociaux, combinée à de solides compétences en gestion de projet, en pilotage d’outils de reporting internationaux et en analyse de données.

Curieux.se, autonome, réactif.ve et orienté.e résultats, vous aimez le travail en équipe et appréciez les environnements collaboratifs et internationaux.

La maîtrise du français et de l'anglais, tant à l'écrit qu'à l'oral, est indispensable pour échanger avec de nombreux interlocuteurs.

Rejoignez une équipe internationale passionnée !

What differentiates us at Expanscience (non-exhaustive list!)

A care policy and improved occupational health (100% of managers trained in psychosocial risks by 2025)
An ambitious talent and skills strategy (5.78% of the payroll in France allocated to training by 2023)
Disruptive parenting support (gradual return to 80% of normal working hours for the first 2 months after maternity or paternity leave, with full pay), a fight against dropping out (individual coaching before, during and after maternity leave) and for professional equality (score of 93/100 on the Gender Equality Index in 2024)
Support for vulnerabilities and inclusion of the most fragile (menstrual leave in case of disabling dysmenorrhea)
A balance of life and preserved collective efficacy (disruptive teleworking agreement with 1 common base of 4 days of min. presence per month concentrated around key moments of the company)
Employees as stakeholders in a more inclusive and supportive company (100% of employees can dedicate part of their working time to a community project)

And also:

Active sponsorship since 1982: the Mustela Foundation, under the aegis of the Fondation de France, which supports child development and parenthood throughout the world.
Active sponsorship since 1982: the Mustela Foundation, under the aegis of the Fondation de France, which supports child development and parenthood throughout the world.