Real recruiters don’t ask for payment. If you’ve received a suspicious message about an Adecco Group opportunity, learn how to protect yourself here.
Skip to main content
LHH logo

Assistant de gestion ADV H/F

Courbevoie, France

Apply for Role
Job ID 2026-19146 Primary Location Courbevoie, France Business Unit LHH Department Gestion / Finance / Comptabilité

LHH a su développer sa notoriété autour d’une exigence forte : la qualité de service.

Notre approche, fondée sur le conseil, la réactivité et le sens du service, est au cœur de l’engagement de nos équipes.

Nos experts accompagnent entreprises et talents sur des problématiques de conseil RH, d’outplacement, de formation et de coaching individuel, dans des contextes de transformation et d’évolution professionnelle.

Dans le cadre d’un remplacement, nous recherchons un(e) Assistant de gestion ADV H/F afin de renforcer notre équipe pour un CDD de 6 mois.

Vos missions : 

  • Collecter les informations nécessaires à la création et à la mise à jour des projets.
  • S'assurer de la maîtrise des risques, notamment la solvabilité des clients.
  • Veiller au respect des règles conventionnelles, contractuelles, légales et des procédures internes.
  • Garantir et collecter les informations nécessaires à la facturation, les saisir dans la base, émettre les factures clients et les contrôler avant envoi.
  • Gérer et/ou coordonner la partie administrative des projets (facturation, gestion des FAE) et des ressources (notes de frais, validation des temps).
  • Communiquer sur les données de gestion liées à la facturation, intervenir en support dans la gestion des réclamations et/ou litiges et proposer des solutions.
  • Imputer correctement les factures fournisseurs.

Vous êtes reconnu(e) pour votre rigueur, votre sens de l’organisation et votre capacité à aller chercher l’information de manière autonome. Vous savez prioriser vos tâches, gérer plusieurs dossiers en parallèle et organiser efficacement votre activité dans un environnement dynamique.

Doté(e) d’un bon relationnel, vous êtes à l’aise pour échanger avec des chefs de projets et intervenir sur des périmètres variés. Vous maîtrisez le suivi des temps, la facturation et les activités ADV, idéalement acquises en ESN ou en société de conseil.

Autonome, adaptable et proactif(ve), vous savez anticiper, vous ajuster aux évolutions et travailler dans une logique d’orientation résultats et de sens du service. Vous appréciez le travail collaboratif et contribuez activement à la fiabilité des processus.

À l’aise avec les outils bureautiques, vous avez idéalement déjà travaillé sur un ERP. Vous démontrez un réel sens du process et de la conformité, avec un respect strict des procédures et des règles en vigueur.

Posting date: 02-09-2026

Apply for Role

Get to Know Us

Bringing together the complementary strengths of our various brands, our team unites through a powerful mission – to match the right talent with the right opportunity. We create synergies that meet the Talent needs of our customers wherever they are in their journey delivered in a technology-enabled and human-driven experience. At LHH, you’ll be empowered to deliver on our purpose of future-proofing organizations and careers, enabling workforce transformation.

Diversity & Inclusion at LHH

We are committed to making the future work for everyone. As a people business focused on providing talent solutions and advisory services, we envision a world in which everyone has the chance to participate in the world of work. Our aim is to acknowledge and appreciate diverse perspectives, encouraging inclusive decision-making processes that value each colleague's contributions, skills, experience, and potential. We work actively to create the conditions that support a culture and work environment of belonging, trust, and participation. Our approach to diversity and inclusion is built around several pillars that underpin our work, including structural and conscious inclusion, leadership, and accountability.

Culture

We are a high-performing and diverse team of people from all over the world, working together to make the future work for everyone. Our culture is shaped by our people, who are the key to our success. It is our people that give us the ability to influence the changing world of work on a global level with solutions that are grounded in the understanding and experience of local contexts. Together we offer exciting career paths to candidates and bring the best talent to our clients. To make this possible, investing in our people, an open culture of communication, and individual opportunities for development are essential to us. There is a world of opportunity out there.

Learn more about LHH

We are the talent solutions business at the Adecco Group, an end-to-end solutions partner, addressing the skills and transformation needs of our customers to drive growth. Our mission is to match the right talent with the right opportunity. Bringing together the complementary strengths of our various brands, we create synergies that meet the needs of our customers wherever they are in their transformation journeys. As a member of the team, you’ll be empowered, inspired and energized to deliver on our purpose to future-proof organizations and careers by building the right capabilities and enabling workforce transformation. We reach high and strive for excellence because we know our work makes a difference.

Success profile

Are we the right fit for each other? Have a look at the traits we're looking for. (1 Beginner – 10 Expert)

  • Evolve with purpose Being passionate about meaningful work and ready to change the world.
    10
  • Win together Being able to build relationships through trust, transparency, and collaboration so that together we all succeed.
    8
  • Own it Being empowered to make decisions and take accountability for the results.
    10
  • Reach high Agile and adaptable - fast mover - ability to anticipate future client and candidates needs.
    9
  • Make it fun Delivering our purpose, staying energized and inspired, while having fun with colleagues.
    8
Traits are on a scale of 0 to 10

Rewards

alt-text

Transformational career experiences, forge your own path to success

alt-text

Embark on a journey of growth with tailored career paths, inspiring training and onboarding, collective spirit, and a strong commitment to wellbeing

alt-text

Truly collaborative culture, where diversity of thought and opinion is valued above all else

alt-text

Flexibility to work in the way that makes you most productive, agile, confident and insightful

alt-text

Specific local benefits and rewards tailored to each country (holiday allowances, health care and more).

Join our Global Talent Community

When opportunity knocks make sure you hear it! Enter your details to join our talent community and sign up to automatic job alerts.

Our Terms of Use, Cookie Policy and Privacy Policy explain how we collect and use information about you and the rights you have. By submitting your information you acknowledge you have read those documents and consent to receive communications and email job alerts from the Adecco Group.

Interested InPlease select a category or location option. Click “Add” to create your job alert.

By signing up, I acknowledge that I have read The Adecco Group's privacy notice and that I wish to receive email and SMS communications. I understand that I can opt out of receiving email and SMS communications at any time.

Log in

Our Terms of Use, Cookie Policy and Privacy Policy explain how we collect and use information about you and the rights you have. By submitting your information you acknowledge you have read those documents and consent to receive communications and email job alerts from the Adecco Group.