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Nadjib CharefNC

Nadjib Charef

Systems and Networks Expert / Cybersecurity Expert

€700/day
3 projects
Lyon, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Nadjib

Driven by a curious mind, broad and sharp skills, and a desire to do my utmost to satisfy my clients' needs, I now offer my services in the field of system and network administration and engineering.
With over 12 years of experience in the field, including the last 6 years as founder and technical manager of an IT service company, involving the management of a team of 20 people (build & run), 150 active clients, and over 500 projects successfully completed.
  • French

    Native or bilingual

  • English

    Conversational

  • Spanish

    Basic

  • Arabic

    Conversational

Can work on-site
Lyon (up to 50km)

Experience

  • BlueBearsIT
    Service Delivery Manager
    September 2018 - April 2024 (5 years and 7 months)
    7th Arr., Lyon, France
    BlueBearsIT observed that technical and functional IT often conflict, to the detriment of information system quality. We therefore decided to unite them within the same department with the guiding principle: understanding the client's business to then identify a solution adapted to their business and processes.
  • BlueBearsIT
    Technical Manager
    September 2018 - April 2024 (5 years and 7 months)
    Responsible for leading and managing the technical team, currently composed of 12 people. Coordination of activities related to IT outsourcing (+40 clients, +700 VMs, +2000 workstations) and technical integration projects (+90 active clients). Project monitoring: +60 per year. Individual monitoring of the technical team's career development - implementation of training plans, objective tracking, etc. Mentoring (or supervision of mentoring) for apprentices or interns. Management of all IT outsourcing client accounts through periodic review/steering committee meetings: tracking key IT outsourcing metrics, tracking administration/operation tasks, tracking improvement projects, budget tracking, tracking application/functional/production needs related to the IS. Management of supplier/service provider relations for BlueBearsIT and for clients where I act as a part-time CIO. Management of hardware/software purchases. Client invoicing tracking. Pre-sales: technical design, requirements gathering, research and proposal of technical solutions, presentation of offers to prospects and clients. Direct management and/or delivery of certain complex projects: Infrastructure: Cloud Migration for MCC LABEL EMEA - 1500 Users - +100 VMs. VMware VSAN Migration for Alpes Isère Habitat +500 Users +130 VMs. VMware VSAN Migration for Ardèche Habitat 100 Users and 40 VMs. Numerous Zimbra/GSuite/Exchange migrations to Office 365: OVE Foundation: 3000 mailboxes. BBM Group: 230 mailboxes. TRANSITIONS PRO ARA: 150 mailboxes. Network/Security: Migration of the European Consulting group's network from MPLS to an FTTO network with Fortigate for perimeter security - 6 sites in France. Implementation of the Microsens switch network for the Grand Hotel Dieu - 100 switches. Management of Datacenter platforms and BlueBearsIT's hosting offering.
  • Éstiam • École supérieure des technologies de l'information appliquées aux métiers
    Microsoft Azure and Active Directory Trainer
    November 2019 - February 2022 (2 years and 3 months)
    Route de Lyon, Rochetaillée-sur-Saône, France
    Responsible for training on the basic concepts of Microsoft Azure and the functioning of Active Directory in a Microsoft Azure PaaS context.

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Education

  • Master EII, Computer Science
    Campus Sciences-U Lyon
    2014
    Master EII, Informatique
  • DUT, Networks and Telecommunications
    University of Burgundy
    2011
    DUT, Réseaux et Télécommunications

Skill set (43)

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