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Guillaume C.GC

Guillaume C.

Supermalter

IT Administrator | IT Technician

€350/day
19 projects
Paris, FR
3-7 years

Average response time: A few days

Freelancer profile translated to English.
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About Guillaume

IT Administrator - Versatile IT Technician (Systems and Networks / Support / Training)
Passionate about this profession that combines technical skills, technological innovation, pedagogy and a sense of service, I would be delighted to contribute to the success of your project.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 20km), Rouen (up to 50km), Caen (up to 10km), Le Havre (up to 10km)

Experience

  • Auto-entreprise
    IT Technician / Trainer / IT Administrator
    DIGITAL AND IT
    December 2022 - Today (3 years and 8 months)
    Paris, France
    • Deployment and installation, IT equipment configuration
    • Hardware / Software Maintenance, troubleshooting
    • IT Equipment Management
    • User Support (L1, L2, L3)
    • Training (professionals and individuals)
    • Mailbox Management
    • Infrastructure Migration
    • Resumption of activity following cyber-attack
    References: Koesio / Normandy Region / SCC / Derichebourg / Departments 76 / SMEs...
  • PC Partners
    IT Workshop Manager
    DIGITAL AND IT
    April 2022 - November 2022 (8 months)
    Le Mesnil-Esnard, France
    • Customer reception and equipment orders/receipts
    • Troubleshooting, installation, training (Hardware / Software)
    • On-site interventions (professionals & individuals)
    • Team Management
  • 5COM / Dr Ordinateur
    IT Technician (Mobile)
    DIGITAL AND IT
    September 2019 - November 2021 (2 years and 3 months)
    Paris, France
    Installation, troubleshooting, maintenance, and training on-site for VSEs/SMEs and individuals.
    Services in companies:
    • TCP/IP Networks (DHCP, WiFi, router configuration), Messaging
    • Installation and troubleshooting of client workstations (Hardware / Software)
    • Conducting training workshops in companies (Allianz) and for seniors
    • Installation/configuration of remote assistance hardware

Reviews

5.0

Out of 4 ratings

V

Vanessa

Saphir Consulting

Reviewed on 9/18/2025

Guillaume handled the project with seriousness and professionalism. I would work with him again if the need arose.
C

Cyril

VosPlans

Reviewed on 6/17/2025

Very good experience with Guillaume, he was responsive and professional in solving my Outlook synchronization problem. I recommend 100%.

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Education

  • Advanced Technician in Systems and Networks (Bac +2)
    DORANCO - Paris
    2019
  • Manager of Refrigeration and Air Conditioning Installations (Bac +4, RNCP Level II)
    Institut Français du Froid Industriel (IFFI - CNAM) PARIS
    2013

Skill set

Categories