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Rémi DumezRD

Rémi Dumez

Systems & Network Administrator

€460/day
9 projects
Lille, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Rémi

With 5 years of experience with large corporations and SMEs across various sectors (Healthcare, Retail, Industry, Services), I am committed to supporting companies in their development and challenges through my skills.

Specializing in the Microsoft ecosystem (Windows client and servers, M365 & Azure), as well as networking, I have a versatile profile and also possess broad knowledge of application solutions, acting as a facilitator across all projects.

I am also dedicated to fully engaging in each of my missions, taking into account every characteristic and specific aspect of your business.

In each of my missions, I strive to apply my values:
- Empathy (Understanding the needs, problems, and challenges of each employee and the company);
- Teamwork (Being an integral part of the IT teams around me, as well as the various business departments);
- Rigor (Towards myself, towards my results, in the interest of the team and the expected outcomes);
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Lille (up to 50km), Dunkerque (up to 50km), Paris (up to 10km)

Experience

  • SAS VDS
    IT Consultant - CEO
    DIGITAL AND IT
    January 2026 - Today (5 months)
    Armentières, France
    • Assisting clients with their projects and challenges
    • M365 migration project for 300 users;
    • Network integration;
    • Internet access;
    • Yeastar, Dstny UCAAS, and Microsoft Teams business telephony;
    • Outsourced IT support;
    • Maintenance of PC and Server fleet;
    • Infrastructure deployment and architecture;
    • Configuration and ongoing management of backup solutions (Nakivo, VEEAM...)
    Microsoft Teams Network Administration Veeam Backup & Replication Yeastar VoIP
  • Aberdeen Services
    SYSTEMS AND NETWORK CONSULTANT
    DIGITAL AND IT
    July 2024 - February 2025 (7 months)
    Brussels, Belgium
    Administration of internal systems and networks and of an international pharmaceutical group

    ENVIRONMENT AND PROJECT ADMINISTRATION:
    SIEM integration projects;
    Zabbix monitoring;
    M365 backup with Nakivo;
    Infrastructure backup with VEEAM BACKUP;
    Windows and Linux Servers;
    Data storage solutions;
    Implementation of automated workstation deployments;
    Microsoft 365 Administration
    Veeam Backup & Replication Windows Server Network Administration System Administration Network Administration
  • ECOMAISON
    IT Consultant
    ENVIRONMENTAL
    March 2024 - Today (2 years and 3 months)
    Paris, France
    As an IT Consultant at Ecomaison, my tasks are multiple:
    - Ensure the operational maintenance of infrastructures;
    - Deploy new releases;
    - Ensure consistency between requests and cybersecurity policy;
    - Support, Assistance, and training for users;
    - Participate in or lead infrastructure or application deployment projects;
    - Identify project opportunities.
    Veeam Backup & Replication GNU/Linux Debian ESET Office 365 Administration

Reviews

5.0

Out of 5 ratings

P

Pascal

PJ Immo

Reviewed on 5/8/2023

Simple, efficient, very competent.
EtienneE

Etienne

IKA

Reviewed on 8/19/2023

Recommendations

Valentin D.VD
FU
Valentin D. and 1 other person have recommended Rémi

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Education

  • VOCATIONAL BACHELOR'S DEGREE IN DIGITAL SYSTEMS OPT C RISC
    Lycée M.ROBESPIERRE LENS
    2019
    BAC PRO Systèmes Numériques Option C (Réseaux Informatiques et Systèmes Communicants) Mention Bien. - Administration et Architecture Réseaux - Support Utilisateur - Windows Serveur - Câblage et installation d'équipements
  • IT Maintenance and Support Manager (Apprenticeship)
    CESI LILLE
    2021
    Confirmé en VAPP par OpenClassrooms. - Déploiement automatisé de Windows - Linux - Scripts - Administration réseaux (routage, filtrage...)

Certifications

  • CCNA1
    CISCO
    2020
    Network Administration
  • Certified Network Administrator (CSNA)
    StormShield
    2023
    NAT Network Administration VPN Stormshield IT Security

Skill set

Categories