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Thomas MerlierTM

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Freelancer profile translated to English.
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About Thomas

I design and deploy automation, IT infrastructure, and artificial intelligence solutions for SMEs looking to save time and improve the reliability of their operations.

With a background in Systems & Network Administration, I now combine infrastructure, development, and automation to transform manual tasks into intelligent workflows. I work on modernizing existing IT systems as well as creating custom internal tools.

I assist my clients with:

⚙️ Business Process Automation (invoicing, CRM, support, reporting…)

🔗 API Integration and connecting tools

🤖 Implementing AI agents and internal chatbots

🔐 Securing and monitoring IT infrastructures

💻 Developing web tools and back-office applications

🎯 My goal: reduce repetitive tasks, improve system reliability, and allow teams to focus on what truly creates value.

I work on a project-by-project basis or provide long-term support.
  • French

    Native or bilingual

  • English

    Conversational

Can work on-site
Lille (up to 50km), Paris (up to 50km), Nice (up to 50km), Toulouse (up to 50km), Strasbourg (up to 50km)

Experience

  • Innovation DATA
    IT & AI Automation Consultant
    TECH
    February 2026 - Today (4 months)
    Lille, France
    I develop and deploy automation, IT infrastructure, and artificial intelligence solutions for SMEs.

    I assist companies in modernizing their IT systems, optimizing their business processes, and reducing manual tasks through automated workflows and AI agents.

    Main missions:

    Systems and Network Administration

    Implementation of IT and cloud infrastructures

    Business Process Automation (CRM, invoicing, support, reporting)

    Development of internal tools and back-office applications

    API integration and creation of automated workflows

    Deployment of AI agents and chatbots

    IT backup, security, and monitoring

    Interventions on a project basis or long-term support.
  • SYSDECO
    Systems and Network Administrator
    September 2020 - September 2022 (2 years)
    Systems and Network Administrator at SYSDECO, I was responsible for the administration of the IT infrastructure, user support, and IT equipment maintenance.

    My main missions:

    🖥️ Windows Server and Active Directory Administration

    🌐 Network and equipment management (switches, firewalls, VPNs)

    💾 Implementation and monitoring of backups

    🔧 IT equipment maintenance and user support

    🔐 Securing the IT infrastructure

    📡 System monitoring and incident response

    This experience allowed me to develop a solid foundation in systems and network administration as well as IT infrastructure management in a professional environment.
    Windows Server Active Directory TCP/IP Networking IT Support Firewall

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Education

  • GMSI Training (IT Maintenance and Support Manager)
    Cesi ARRAS
    2022
    Formation GMSI (Gestionnaire en Maintenance et Support Informatique) au CESI d’Arras, orientée administration systèmes et réseaux, maintenance informatique et support utilisateurs. Compétences développées : Administration systèmes Windows et Linux Réseaux informatiques et protocoles TCP/IP Active Directory et gestion des utilisateurs Maintenance matérielle et logicielle Virtualisation et sauvegarde de données Sécurité informatique et bonnes pratiques IT Support utilisateurs et gestion d’incidents Formation réalisée en alternance, combinant apprentissage théorique et expérience en entreprise.

Skill set

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