Systems Administrator | Linux Enthusiast | Expert in Servers, Networking, and Automation | 5+ Years in Managing Scalable IT Infrastructures
I'm a seasoned SysAdmin with a passion for open-source technologies, cybersecurity, cloud infrastructure, and automation. I specialize in deploying and maintaining reliable and secure systems across various platforms. From on-premise servers to hybrid cloud setups, I ensure everything runs smoothly and efficiently.
| OS & Distros 🖥️ | Automation 🤖 | Containers & Virtualization 📦 |
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| Cloud ☁️ | Networking & Security 🔐 | Web & Development 💻 |
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| Databases 🗄️ | DevOps & Version Control 🔄 | Collaboration & Management 📋 |
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- Network troubleshooting and configuration (TCP/IP, DNS, DHCP)
- Virtualization (KVM, VirtualBox, VMware)
- Containerization with Docker
- Cloud resource management (IAM, storage, compute)
- Automation of routine tasks
- Shell scripting for daily sysadmin tasks
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Do you want to collaborate or have a technical question?
- 📧 Email: marioaparcero@hotmail.com
- 🌐 LinkedIn: linkedin.com/in/marioaparcero
I enjoy automating real-world problems, learning something new every day, and building resilient and secure infrastructures.
🔍 “Automation is not the future. It's the present done right.”