Meet Our Team

Responsable Administratif & Financier – ORYX Expertise Sénégal SAS

Responsable Administratif & Financier _ Sénégal (Dakar)

Diplômée en Science de Gestion spécialisée en Ressources humaines, Madeleine est responsable administratif et financier au sein d’ORYX EXPERTISE SENEGAL.

Elle a à son actif plus de cinq années d’expérience professionnelle en gestion administrative et ressources humaines dans diverses entités privées à Dakar. Madeleine a pour mission de contribuer à la bonne gestion de l’ensemble des aspects financiers et administratifs des différents bureaux ORYX, que ce soit en France, au Sénégal ou en Guinée. Elle est également en charge du suivi administratif et contractuel des projets, de l’organisation et la planification logistique des études de terrain, et participe à l’élaboration des documents d’orientation de l’entreprise.

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Experte SIG - Géomatique - milieu physique

Experte SIG – Géomatique – milieu physique
Célia Meunier is an Expert GIS Engineer and project manager, holding a Master’s degree in geomatics and territorial project management. She has over 27 years of experience in processing, analyzing, and visualizing spatial data, with solid expertise in spatial multicriteria analysis, the structuring and management of complex geographic databases, as well as the implementation of GIS platforms and data collection and reporting tools.After five years at the Office National des Forêts du Gard, where she developed their Geographic Information System, she joined in 2003 the engineering firm Stucky in Nîmes (renamed Tractebel Engineering in 2013). She participated in numerous complex projects in environmental management, hydrology, hydraulics, renewable energy, flood risk, and industrial safety, handling all GIS-related aspects, integrating data into decision-making processes, producing high-value maps and analyses, and, depending on the project, taking responsibility for overall project management and coordination of multidisciplinary teams.Célia also has significant international experience, with missions conducted in several countries, notably in Africa, supporting projects financed by the World Bank, AFD, and IFC. She has worked on environmental (ESIAs, PGES) and technical studies, territorial vulnerability analyses, spatial diagnostics, and habitat mapping, facilitating participatory workshops and ensuring the effective integration of local issues into planning decisions. Célia joined Oryx Expertise in 2025, where she continues her work as a GIS expert and contributes her cross-disciplinary expertise across a wide range of projects.
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Expert écologue - Camera trap - Gestion de base de données

Expert écologue – suivi des grands mammifères / primates – responsable camera trap – collecte féces

Ibrahima is a Guinean expert, a water and forestry engineer, specialized in wildlife. He has more than 15 years of professional experience in biological inventories conducted as part of ESIAs and BMPs of mining projects or other infrastructures (dams, photovoltaic sites, roads, ports, logging concessions, etc.) in Africa. He has worked on major mining projects such as Simandou, Nimba, GAC, CBG, Alufer, AMC, Humingbird, SRG Graphite, etc., but also in Senegal on the perimeters of the gold mining permits of Boto, Sabodala and Massawa, in Gabon on logging concessions, as well as in various French-speaking African countries.

As a staff member of Oryx, he conducts field surveys on mammals with a specialization on great apes, camera trapping and genetic analysis. He has an excellent approach to the field and an ability to supervise teams in difficult geographical contexts. He is an important internal resource for complex missions in forest areas in particular.

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