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Ny Riantsoa RandrianantoandroNR

Ny Riantsoa Randrianantoandro

Network and System Administrator / IT Support

€250/day
Paris, FR
3-7 years

Average response time: A few days

Freelancer profile translated to English.
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About Ny Riantsoa

Need a stable, secure network infrastructure or responsive IT support?

Who am I and how can I help you?An IT professional specializing in enterprise network and system administration, I help organizations optimize and manage their infrastructure. My practical experience as anIT EngineerandIT Park and Network Administratorhas enabled me to manage critical projects: deploying Fortigate firewalls and implementing highly available Windows servers.

I transform your technical needs into reliable solutions to ensure the protection of your data and the productivity of your teams.

Why choose to work with me?My approach is based on rigor and method:
  • IT Security:I apply best protection practices, from firewall configuration to proactive threat management.
  • Operational Efficiency:Calm in complex situations, I analyze priorities to quickly resolve your network incidents.
  • Technical Versatility:Mastery of Cisco (IOS, Meraki), FortiOS, Windows Server, and Linux environments.
  • Quality Documentation:I provide precise deliverables (LLD, CHD, architecture diagrams) for complete long-term control of your infrastructure.

What I concretely offer:

  • Networks & Security:Firewalling, routing/switching, and essential service management (AD/DNS, DHCP, VPN).
  • Servers & Virtualization:Deployment and management of physical or virtualized servers (VMWare ESXi, Hyper-V) and Synology NAS storage.
  • Maintenance & Support:Incident resolution and direct technical assistance to users.

# Ready to strengthen your infrastructure? Let's discuss your project now!
  • French

    Native or bilingual

  • English

    Conversational

  • Malagasy

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • PHYSALIS S.A.R.L
    IT Park and Network Administrator
    December 2024 - Today (1 year and 6 months)
    Antananarivo, Madagascar
    Responsible for the maintenance and evolution of the IT and network infrastructure, ensuring continuous improvement and its alignment with the organization's needs. Management of IT system security, implementation of proactive measures to protect data, prevent threats, and ensure compliance with security standards. Direct assistance to end-users for resolving IT system issues, providing effective and rapid solutions to optimize productivity.
    Technical Support IT Security Network Administration VPN Team Management
  • NEXTHOPE S.A.R.L
    IT Engineer
    January 2024 - October 2024 (9 months)
    Antananarivo, Madagascar
    Project management and direct client relations. Implementation of the Fortigate firewall solution to optimize client infrastructures. Deployment of physical servers to ensure high availability of client infrastructures under Windows Server. Management of incidents related to quality and
    Virtualization IT Project Management Network Administration System Administration Fortinet Firewall

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Education

  • Fortinet Training Institute - FCA
    2024
  • FCF
    Fortinet Training Institute
    2024
    FCF

Skill set

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