About Guillaume
English
Conversational
French
Native or bilingual
Experience
- VeoliaInterim Manager - Head of IT Purchasing and Contract ManagementENERGY AND UTILITIESSeptember 2023 - Today (2 years and 9 months)Paris, FranceManage a team of 6 to 7 buyers - spend €80-90 millionRevamp purchasing processesBuild savings plansDefine purchasing strategyManage structuring tendersImplement a dashboardBuild HR pathwaysLaunch a contract management initiative
- GRDFConsultant in Contract Management Transformation & Project Scoping "Sourcing Strategy"ENERGY AND UTILITIESOctober 2021 - August 2023 (1 year and 10 months)Paris, FranceMission: Support the Contract Management team in its organizational transformation and ensure the definition of the "IT Sourcing Strategy" project• Support the IT department in building its sourcing strategy: vision, pillars, delivery models, business case, organizational impact management• Monitor and challenge the purchasing department on behalf of the IT department during the construction of purchasing strategies and tenders• Transform and digitize contract manager tools• Support the upskilling of contract managers• Assist management in reorganizing contract management and procurement teams
- CNP AssurancesInterim Management "IT Equipment Buyer Lead"BANKING AND INSURANCEApril 2021 - September 2021 (6 months)Paris, FranceMission: Take over the purchasing segment following a departure and provide contractual expertise for the buyer team - €10 million• Design the segment's purchasing strategy, business cases, and risk management• Build, lead, and manage new purchases (Procure to Delivery) and commitments• Monitor improvement plans and risk management with suppliers (Global Management)• Assist Managers in claim management• Build management dashboards• Ensure legal coordination and contractual negotiations for the IT purchasing team
Recommendations
Be the first to recommend Guillaume
Help this freelancer shine by sharing your experience working together.
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- Master 2 - Economics & Law / Business EngineerEM Strasbourg2011
Certifications
- ESCM-CLOrsyp2019
- Organizational Transformation StrategistPolytechnique2023