Stéphane Drihem Email & Phone Number

Bourgogne-Franche-Comté, France

Besançon, Bourgogne-Franche-Comté, France

Purchasing project management with high financial amount at stake (+10M€) (final clients such as Stellantis, Renault, Legrand, …)Leading complex negotiationsSteering and following our strategical suppliers Supplier sourcing (France and LCC)Harmonizing prices between BU (France & US) Data Analysis : Administration of databases, Design of Supply-Chain dashboard (Purchasings, OTD, …)​Automate the supplier reminder through PowerAutomate​Dashboards allowed to : ​- Visualize clearly datas to set a purchasing strategy per supplier and commodity. ​- Settle intern & extern actions plans (highlight the defects of suppliers & defects of our inner Supply-Chain)​- Realize more effective negotiations.​

**Project 1** – Predict the CO2 emission for a given car : - Trained models : Linear Regression, Decision Tree, Random Forest, Stacking, Voting, Boosting, SVM​- Best score: 99,8% accuracy in the prediction realized (Random Forest)​​Model to select : Linear Regression taking into account interpretability and fastness of calculation (99,35% of accuracy)​The consumption and type of fuel are the main composition of the CO2 output.**Project 2** - Identify the most likely customer who will open a term deposit and which relationship dynamic the bank should adopt- Exploratory data analysis (EDA) to understand the behaviours of customers reached and conclude. - Best result of modeling process : Stacking Classifier – 83,53% (accuracy)- Model to select : Voting Classifier (81,63%) orSVM (81,05%) non overfitted compared to the StackingIf the bank build a relationship before triggering the the term deposit campaign, it is more likely that people will open one.

Besançon, Franche-Comté, France

Management of a 5M€ purchasing portfolio (including the management of the gold and platinium portfolio)Settlement of purchasing strategy (securization) for the portfolio handled : Double sourcing + supply contractSavings :More than 30% savings/FY realized (70k€) on a strategical family of purchases (200k€/FY) trhough double sourcing and negociated contract (including the pricing).Data Analysis :- Monthly review of the KPI and action plan linked- Creation and administration of an evaluation system of suppliers requisite in frame of the ISO 13485 standard (+automatic of the updating process) - Creation of a Supplier Business Review dashboard (+automatic updating process) through Power BI​The weekly follow-up of the OTD allowed us to increase reliability of our supply (by trigerring various actions plans).​Project management from the expressed need to the final approval.KEY USER in the ERP process settlement (SAGE X3)Active participation of the purchasings technical specifications, procedure creation and user forms, validation tests realization

Champagnole

Project Buyer handling various products

Région De Besançon, France

Purchasings segmentation settlement,Purchasings analysis (Kraljic matrix)Logistics cost simulation (VBA Excel)

Chaudefontaine

Rationalize the logistic (transport) supplier panel

Saint-Loup-Sur-Semouse

Master E-Achat Et Marchés, Achat

Formation achats : - Management opérationnel des achats et gestion des approvisionnements - Outil d'aide à la décision sur les marchés.

Licence, Économie Gestion, Mention

Apport de ma formation économique : - Développement de l'esprit d'analyse - Compréhension des mécanismes économiques - Prise en compte du.