Guillaume Lefebvre

Guillaume Lefebvre

Project Manager, Mobistar
 

En poste chez Mobistar

Précédents : MOBISTAR, FRANCE TELECOM

 

Précédents : Ecole Nationale Supérieure Electricité, Lycée Janson De Sailly

Parcours

Project Manager

Chez Mobistar

De décembre 2011 à aujourd'hui
- Head of the Mediation Center of Competence for Mobistar Group (Mobistar + Orange Luxembourg): operational responsible of a team of 5 experts about the mediation solution on both OSS and BSS domains - Manage and develop the Mediation Zone Competence Center (roadmap, budget, team leading, etc.) - ...
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Project Leader

Chez MOBISTAR

De 2009 à décembre 2011
MISSION : Project leader in Mobistar IS department REALIZATIONS: - OLU IT Transformation program: implementation of the new mediation solution at OLU (live since 06/2011) - OLU IT Transformation program: delivery of specifications of the new rating and billing system - Leader of the project ...
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Functional Analyst

Chez MOBISTAR

De 2007 à 2009
MISSION: Business analyst about Data and Content Billing (D&CB) matters REALIZATIONS - Conception of evolutions of Mobistar Billing IS responding to Marketing needs (both on Data&Content Billing and Legacy system) ; - Commercial offer management on D&CB ; - 3rd level support on the D&CB ...
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IS Architect

Chez FRANCE TELECOM

De 2005 à 2007
MISSION: Functional and technical architect for the deployment of Data&Content Billing by Mobistar (Belgian subsidiary) REALIZATIONS: Data&Content Billing is an IS solution (in 3 tiers) for rating of content and data usage. It is deployed as an add-on of the existing IS in order to allow the ...
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Integrator

Chez FRANCE TELECOM

2005
MISSION: Integrator of Palier S2D0 du Data&Content Billing REALIZATIONS: - Qualification of the version migration strategy of the project : documentation review, respect of operability requirements and of constraints of operating a real time live system ; - Test plat-forms set up (simulators, ...
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Developer

Chez FRANCE TELECOM

2004
- Building of operations of a billing software : scheduling via $Universe, documentation writing (exploitation book, alarm sheets, ...) with regards to the FRANCE TELECOM Quality framework ; - Conception & development of an interface with an external system in JAVA ; - Technical environment : ...
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Compétences

 
  • Gestion de projet
  • Projet