Diego Girón
Systems Administrator
Lugo, Galicia, Spain
Summary
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Rockstar🎓
Top SchoolDiego Girón is a seasoned Systems Administrator with over a decade of hands-on experience managing Debian, Gentoo and other Unix-like systems, specializing in virtualization (LXC, OpenVZ, KVM/Qemu) and cloud-oriented architectures. He builds and automates reliable server environments and services—HTTP, NFS, SMB, iSCSI, mail and monitoring stacks—while coding in Python, bash and C to streamline operations. Diego has deep practical knowledge in multimedia streaming and VoIP/PBX deployments, and applies that expertise to performance testing and architecture validation. As a freelancer and former systems engineer at LambdaStream and Interoud Innovation, he combines client-facing problem solving with infrastructure design. He also contributed as a security engineer and architect to an open-source Linux enumeration tool, reflecting an interest in system hardening and offensive security techniques. Based in Lugo, Spain, he’s driven by learning new technologies and making complex systems more manageable and secure.
12 years of coding experience
6 years of employment as a software developer
Ingeniero Técnico en Informática de Gestión, Ingeniero Técnico en Informática de Gestión at Universidade de A CoruñaInformática, Informática, Informática, Informática at Universidade da Coruña
galego, Spanish, English, Portuguese
Stackoverflow
1reputation
0reached
1answer
0questions
Github Skills (23)
administrator10
admin10
privilege-escalation10
scripting10
audit10
bash10
security10
system10
script10
administration10
sys10
code-auditing10
audit-logging10
pentesting10
system-administration10
Programming languages (15)
Github contributions (5)
diego-treitos/linux-smart-enumeration
Feb 2019 - Sep 2022
Linux enumeration tool for pentesting and CTFs with verbosity levels
Role in this project:
Security Engineer & System Architect
Security Engineer & System ArchitectContributions:15 releases, 237 commits, 33 PRs in 3 years 8 months
Contributions summary:Diego primarily contributed to the development of a Linux enumeration tool, adding core functionality, tests, and features. Their contributions included the creation of initial shell scripts (`lse.sh`) with various tests for identifying potential security vulnerabilities and privilege escalation vectors. They implemented various checks to identify security misconfigurations and vulnerabilities within the system and network configurations. The user appears to have focused on designing a robust tool to identify different aspects of the system.
hacktheboxsecuritylinuxverbositykali-linux
diego-treitos/nginx_waf
Jun 2018 - Sep 2022
WAF written in lua for NGINX http server
Contributions:8 releases, 54 commits, 1 PR in 4 years 3 months
nginxluawafhttp-server
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