Fernando Profile

Fernando Castro Vilar

🐧 Linux System Administrator & Cybersecurity Expert

@ idealista | CEH Certified | AWS Solutions Architect

📍 Madrid, España | 🔒 Ethical Hacker

fernando@idealista:~$

$ whoami

Passionate Linux SysAdmin with 7+ years securing and automating infrastructure

$ cat specialties.txt

• Linux System Administration & Automation

• Cybersecurity & Ethical Hacking (CEH Certified)

• AWS Cloud Architecture & Security

• Python/Bash Scripting & DevOps

$ uptime

System running since 2018 - 7 years of continuous learning

🛡️ Security & Infrastructure Arsenal

🐧

Linux Administration

Debian/CentOS/RHEL System Monitoring KVM/VMware Load Balancing
🔒

Cybersecurity

Ethical Hacking Vulnerability Assessment Security Reports ZTNA/VPN
☁️

Cloud & DevOps

AWS Solutions CI/CD (Jenkins) Docker/Git Infrastructure as Code

Automation

Python Scripting Bash Automation MySQL/MongoDB DNS/SMTP/DHCP

💼 Professional Journey

2018 - Present

🏢 Linux System Administrator

idealista

7+ años construyendo infraestructura sólida

  • IAM/SSO Administration & Security Control
  • Infrastructure Automation (Python/Bash)
  • AWS Cloud Architecture & Management
  • Monitoring & High Availability Systems
  • Linux system administrator
  • IAM/SSO administrator
  • Security reports and vulnerability control
  • Tasks automation
  • Scripting (Bash & Python)
  • Alarm/Monitoring of services and systems
  • Virtualization KVM & VMware
  • Balancing and high availability
  • Administration of MySQL databases
  • Application servers
  • Continuous Integration Services (Git, Jenkins, Nexus)
  • Servers DNS, SMTP
  • Networking (Firewalls & switches)
  • ZTNA, VPN & Endpoint Control
  • Cloud (AWS)
Linux AWS Python Security
2017 - 2018

🔧 System Administrator

Syltek Solutions & Playtomic

Virtualization & Database Management

  • KVM/QEMU Virtualization Management
  • MySQL/MongoDB Database Administration
  • CI/CD Pipeline Implementation
  • Linux system administrator
  • Monitoring of services and systems
  • Virtualization KVM & QEMU
  • Balancing and high availability
  • Administration of MySQL and MongoDB databases
  • Application servers (Apache2, Nginx)
  • Continuous Integration Services (Git, Jenkins, Nexus, docker)
  • Servers DNS, SMTP, DHCP, VPN
Linux KVM/QEMU MySQL/MongoDB Docker
2017

🛠️ IT Support Technician

SERMICRO

Level 1 Support & Active Directory

  • On-site support for 200+ users
  • Windows environment troubleshooting
  • Support technician level 1
  • On-site support to users (+200)
  • Resolution of problems in Windows environments
  • Administration of AD
Windows Active Directory

🏆 Certifications

🌐

CCNA

Cisco Networking Academy

Jun 2017

🎓 Education & Training

Master in Cybersecurity & Ethical Hacking

CICE - Escuela Profesional de Nuevas Tecnologías

2017 - 2018

Master Python Programming

CICE - Escuela Profesional de Nuevas Tecnologías

2019

Architecting on AWS

Global Knowledge Netherlands

Nov - Dec 2021

Administración de Sistemas Informáticos y Redes

La Salle

2015 - 2017

💡 Conocimientos y Aptitudes

🐧 Sistemas Operativos

Linux Unix Windows

☁️ Cloud & Virtualización

AWS KVM VMware vSphere Virtualización Alta disponibilidad

🔒 Seguridad & Redes

Ciberseguridad Seguridad de redes Cyber security & Hacking ético Autenticación Tecnología de Cisco

💻 Programación & Scripting

Python Bash PHP HTML Git

🗄️ Bases de Datos & Servidores

MySQL Nginx Servidores de aplicaciones Servidor DNS Linux server

⚙️ DevOps & Automatización

Automatización Control de sistema Ansible Load Balancer HAproxy Munin Monit