Alessandro Sironi
System Administrator | IT Operations & Infrastructure Support
~ whoami
I work with Linux systems, web hosting environments and infrastructure support.
My activities include troubleshooting through log analysis, service monitoring, DNS, mail systems, SSL/TLS certificates, web servers, Plesk environments and infrastructure documentation.
~ work
Currently working at Seeweb as a System Administrator, supporting Linux and web hosting environments through troubleshooting, log analysis, service monitoring and ticket-based operations.
I also work with DNS, mail-related issues, SSL/TLS, Apache, Nginx, Plesk and infrastructure data management through NetBox.
~ skills
- Linux System Administration
- Debian / Ubuntu
- Troubleshooting and Log Analysis
- Bash / Shell Scripting
- DNS and Firewall
- Mail Server Troubleshooting
- Apache / Nginx
- Plesk
- SSL/TLS
- Web Hosting
- System Monitoring
- Proxmox
- VMware vSphere
- NetBox / IPAM
- IBM Spectrum Protect
~ certification
LPIC-1 — Linux Professional Institute
Issued October 2025
~ education
Cloud Administrator & Security Engineer
ITS Tech Talent Factory, Milan · 2022–2024
Diploma in Informatics and Telecommunications — Systems and Networks
Scuola Paritaria S. Freud, Milan · 2016–2021