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Elio ZadaEZ

Elio Zada

Systems, Network and Security Administrator

€150/day
Grenoble, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Elio

🔧 What I can bring you
🖥️ Systems Administration

Installation and configuration of Linux / Windows servers
Management of secure rights and shares (Samba, ACL)
System hardening (updates, firewall rules, antivirus)
Implementation of automated backup strategies (rsync, cron, email alerts)
Proactive monitoring and maintenance

🌐 Networks & Infrastructure

Configuration of routers, managed switches
Professional WiFi deployment (Ubiquiti)
Creation of VLANs, 802.1Q trunks
Network segmentation and optimization
Implementation of Dual WAN and failover
Installation of IP cameras and IPBX solutions

🔐 Security & VPN

Firewall configuration
NAT / SNAT and inter-VLAN filtering
Implementation of WireGuard VPN
Securing remote access
Intrusion monitoring and prevention

⚙️ Automation & Containerization

Bash / Python scripts
Deployment of Docker environments
Nginx configuration
Implementation of portable development environments

💡 Why work with me?

✔ Security and performance-oriented approach
✔ Field experience in companies
✔ Ability to intervene from infrastructure to backend
✔ Documented and maintainable solutions
✔ Clear and responsive communication

I don't just install: I structure, optimize, and secure your IT environment so it truly serves your business.

🎯 Sample Projects

Creation or redesign of network infrastructure
Securing an existing system
Implementation of VPN for remote work
Migration to Linux
Docker deployment
Automation of IT tasks
Basic security audit

📍 Based in Grenoble – available remotely or on-site
🌍 French | English | Arabic
  • French

    Native or bilingual

  • English

    Native or bilingual

  • Arabic

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • MONNET TECHNOLOGIES
    Systems, Network and Security Administrator
    October 2024 - Today (1 year and 8 months)
    Meylan, France
    Installed and configured operating systems (Windows/Linux) on servers and workstations Deployed and configured routers and managed switches (Netgear) Installed and configured Ubiquiti access points with VLANs and WPA3 security Created VLANs, inter-switch trunks (802.1Q) Installed and managed firewalls using Shorewall with NAT/SNAT and inter VLAN filtering Deployed secure VPN tunnels using WireGuard with public/private key authentication Implemented policy-based routing and dual WAN failover for high availability
    Installed and maintained IP camera systems Hardened systems with regular updates, firewall rules, antivirus Configured Samba/SMB with ACLs for secure file sharing and access control Created and deployed backup scripts (rsync, cron) with email alerts Performed continuous monitoring of system/network health and intrusion prevention Installed and managed IPBX systems, SIP trunking, and phone provisioning
    Linux System Administration Linux server administration VPN Firewall Cybersecurity
  • Aussel Company
    Systems, Network, and Security Administrator
    September 2023 - September 2024 (1 year)
    La Buisse, France
    Installation and management of local servers. Network configuration and installation. Task automation. Computer hardware repair. MS Office data migration. Installation and configuration of ticketing system software. Local web hosting. Backend development. Website security analysis. Database creation and encryption. Website customization. Continuous improvement initiatives. Conflict resolution. Progress tracking.
  • fieldcloud SAS
    Backend Developer
    June 2024 - July 2024 (1 month)
    La Tronche, France
    Building a website using Ghost, including custom Handlebars templates for dynamic content rendering Dockerize the development environment to ensure portability, including MySQL in a Docker container Dockerize a Python webhook I created for API calls between Ghost and Keap CMS Nginx network configuration Project management Git and GitLab

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Education

  • Bachelor's degree
    ESGI
    2025
    Bachelor's degree
  • Bachelor's degree
    Arab Open University
    2020
    Bachelor's degree

Skill set

Categories