Rubén Ávila
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Systems and Network Administrator with strong experience in deploying, managing, and maintaining IT infrastructures. My background includes the administration of both local and distributed databases, configuration and optimization of network services, and the implementation of virtualization solutions to improve system efficiency and scalability. I am highly proficient in managing Linux servers, ensuring system reliability, security, and performance across diverse environments.
Welcome to my professional site, where I present my skills, experience, and resume. This site is built using Hugo with the hugo-resume theme by Eddie Webbinaro.
I hope you enjoy exploring my work and feel free to get in touch!
Skills
- PL/SQL
- Bash
- PowerShell
- Python
- JavaScript
- PHP
- HTML
- CSS
- Git
- Tmux
- RAID
- Quotas
- ACLs
- AppArmor
- Cron
- LVM
- SSH
- Systemd
- Rsync
- Firewalld
- Bash scripting
- Kernel tuning
- Syslog
- Cgroups
- Active Directory (AD)
- Group Policy Objects (GPOs)
- PowerShell
- Hyper-V
- BitLocker
- Remote Desktop (RDP)
- WSUS
- IP Switching & Routing (VLANs, STP, OSPF, BGP, EIGRP)
- Firewalling (Iptables/NFTables)
- Wi-Fi Enterprise (RADIUS, WPA3-Enterprise)
- Load Balancers (NGINX, HAProxy)
- Network Monitoring (Nagios)
- VPNs
- DHCP
- DNS
- SSH
- LDAP
- FTP/SFTP
- NFS
- SMB/CIFS
- HTTP/HTTPS
- SMTP
- IMAP/POP3
- NTP
- Proxy
- SNMP
- Syslog
- TFTP
- Kerberos
- VoIP (SIP, RTP/SRTP, SDP)
- Database Design (Efficient relational modeling)
- Oracle (Deployment, Maintenance, Administration)
- PL/SQL (Advanced: Query Optimization, Stored Procedures, Functions, Triggers)
- Metasploit
- Nmap
- Wireshark
- Burp Suite
- Snort
- Fortinet
- SSL/TLS
- IPSec/VPN
- Advanced Firewalling
- Hardening
- MITRE ATT&CK
- Ghidra
- Phishing Simulations
- Cloud Security
Experience
IT Intern
Provided technical support and systems maintenance for corporate environments.
- Resolved IT incidents remotely and provided user assistance
- Monitored and analyzed network traffic and performance
- Configured systems, operating environments, and hardware
- Administered Active Directory accounts and permissions
IT Intern
Provided technical support and systems maintenance at Ramón y Cajal Hospital
- Troubleshot software and network incidents
- Provided remote technical support and incident resolution
- Installed and configured telecommunications cabinets, Cisco routers, and switches
- Performed hardware maintenance in the hospital's data center (CPD)
- Managed Active Directory users and groups
- Backup schedule maintenance
Education
I.E.S. Alonso de Avellaneda
Honors
Level in EQF: 5
I.E.S. Alonso de Avellaneda
High Honors
Level in EQF: 4