Oscar R
Network Administrator
Tijuana, Baja California, Mexico
Summary
👤
Senior🎓
Top SchoolOscar R is an experienced Network Administrator based in Tijuana with over 15 years in IT and eight years in hands-on network and server roles, specializing in virtualization, backups, and cybersecurity operations. He has led large infrastructure upgrades—migrating vSphere ESXi environments and modernizing Windows Server estates—while implementing SIEM/NIDS/HIDS solutions like SecurityOnion and integrating AV/XDR tooling. Comfortable across Windows and GNU/Linux ecosystems, he blends full-stack development interests (Ruby on Rails, JavaScript, React) with deep operational expertise, enabling secure, automated infrastructure improvements. Known for an analytical mindset and continuous-improvement focus, he also drives practical tooling rollouts (Synology NAS, SonarQ, Kiuwan, DeskPro) that tighten security and streamline IT processes.
8 years of coding experience
4 years of employment as a software developer
Ingeniería, Tecnología de la información y Comunicación, Ingeniería, Tecnología de la información y Comunicación at Universidad Tecnológica de Tijuana
Github Skills (22)
bigjs9
webapp9
rest8
simulation8
postgresql7
javascript7
rails7
css6
webpack6
statistics5
asynchronous4
async4
react4
facebook3
user-authentication2
Programming languages (4)
Github contributions (5)
oscardelalanza/enumerable
Sep 2019 - Jul 2020
Contributions:8 PRs, 92 pushes, 6 branches in 9 months
oscardelalanza/oscardelalanza
Oct 2020 - Aug 2025
Contributions:19 pushes, 1 branch in 4 years 11 months
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