Open to new challenges

Francisco Olivares

fran@arch ~ $
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Backend engineer and infrastructure specialist with 3+ years managing production Linux servers, VMware virtualization, and containerized services. Currently building usulnet, a Docker management platform in Go.

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Francisco Olivares

DevOps & Infrastructure Engineer
0 Years Exp.
0 Certifications
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Passionate about infrastructure and security

Backend engineer and infrastructure specialist with 3+ years of professional experience in enterprise systems administration and a strong pivot into software development with Go. Currently sole architect of usulnet, a production-grade Docker management platform.

Background spans enterprise infrastructure (VMware, SLES, OES, ZENworks, Active Directory), security (2FA, LDAP, OAuth, digital forensics), and cross-platform automation (Shell, Python, PowerShell). Proven track record designing infrastructure strategies, deploying production containerized services with reverse proxies, and managing cross-domain identity synchronization.

Location
Spain
System
Arch Linux
Email
franolivareswork@protonmail.com
Languages
Spanish native · English
Experience

Professional career

Building and managing production IT infrastructure

Feb 2023 — 2025

Systems Administrator (SysAdmin)

New Media Professional Services

  • Managed VMware vSphere/ESXi production infrastructure: server deployment, capacity planning, HA, and live upgrades with minimal downtime
  • Administered SLES and OES production servers including rolling updates, version upgrades, and service continuity
  • Deployed and operated Docker containers in production with reverse proxy configurations (Nginx, NetIQ Access Manager)
  • Built cross-domain identity infrastructure: AD deployment, Micro Focus IDM + Remote Loader, Azure AD synchronization
  • Configured reverse proxies and access policies for secure service exposure, URL rewriting, and traffic management
  • Deployed security services: AAF (2FA), Filr, DNS, DHCP, and open-source Linux services
  • Managed ZENworks for automated software distribution, endpoint configuration, and policy enforcement
  • Automated operations with Shell, Python, PowerShell; USMT migration automation
  • Defined infrastructure strategies for clients: capacity planning, upgrade paths, architecture decisions
  • Authored runbooks, configuration documentation, and training materials
  • L1/L2 incident response and troubleshooting across the full stack
Linux Docker VMware Active Directory Azure AD Python ZENworks SLES Nginx PowerShell
Skills

Technical stack

Technologies and tools I work with daily

Infrastructure & Linux

Linux (Arch, SLES, OES) 95%
VMware vSphere / ESXi 85%
Active Directory / LDAP 85%
DNS / DHCP / Networking 80%

Containers & DevOps

Docker / Docker Compose 90%
Nginx / Reverse Proxy 85%
Git / GitHub 85%
CI/CD & Automation 80%

Programming & Scripting

Go (Advanced) 85%
Bash / Shell Scripts 92%
Python 75%
PowerShell / SQL 75%

Security & Monitoring

Security (AES-256, RBAC, 2FA) 85%
Trivy / Nessus / Wireshark 78%
Elastic Security / Splunk 70%
PostgreSQL / Redis / MySQL 75%

Databases & Cloud

PostgreSQL 80%
Redis / NATS 75%
MySQL / MariaDB 72%
AWS S3 / Azure / Hybrid 68%

Identity & Auth

Active Directory / IDM 88%
LDAP / Azure AD Sync 82%
OAuth/OIDC / TOTP 2FA 80%
RBAC / Secret Management 82%
Arch Linux SLES OES Docker SDK v28 Docker Compose VMware vSphere ESXi VirtualBox UDS Enterprise ZENworks Active Directory LDAP OAuth/OIDC Azure AD Nginx NetIQ Access Manager PostgreSQL Redis NATS MySQL AWS S3 Go Python Bash PowerShell SQL HTMX Tailwind CSS Snort Wireshark Trivy Nessus Metasploit Git USMT
Projects

What I build

Personal projects and open-source contributions

Featured project · Sole architect

usulnet

Self-hosted Docker management platform — a production-grade Portainer alternative for 50–200+ container environments. Built entirely in Go by a single developer.

usulnet.com Source Code
17 Modules
23+ DB Migrations
Go Backend
Dual Licensed
Complete Go backend with PostgreSQL, Redis & NATS across 17 modular departments
Full auth system: RBAC with granular permissions, TOTP 2FA, API keys, LDAP/AD, OAuth/OIDC
Docker integration via SDK v28.5.1: full container, image, volume & network lifecycle
Security scanning pipeline (Trivy) with custom vulnerability scoring & alerting
Encrypted backup/restore with AES-256-GCM, S3 backends & rollback capabilities
Unified Git service abstracting Gitea/GitHub/GitLab (PRs, issues, webhooks, Actions)
Go PostgreSQL Redis NATS Docker SDK Trivy AES-256-GCM RBAC HTMX Tailwind

AwesomeWM Config

Custom AwesomeWM configuration for Arch Linux. Dotfiles with automatic tiling, custom keybindings, and a dark theme optimized for productivity.

Lua AwesomeWM Arch Linux

Umbrel for Arch Linux

Unofficial Umbrel installer for Arch Linux. Automated script that adapts the Umbrel installation to the Arch package ecosystem.

Bash Arch Linux Umbrel

REST to SOAP Gateway

REST to SOAP conversion gateway built in Python. Seamlessly integrates modern APIs with legacy SOAP services transparently.

Python REST SOAP API

Arch Linux RPI5 Server

ARM64 server based on Raspberry Pi 5 running Arch Linux. Complete setup with Docker, self-hosted services, and automation.

ARM64 Raspberry Pi Docker Arch Linux

Auto USMT

Automated migration tool using USMT (User State Migration Tool). PowerShell scripts for bulk user profile migrations across Windows environments.

PowerShell USMT Windows Migration

Heimdall Dashboard

Personal link and service dashboard with Heimdall. Central access point to all self-hosted applications and services.

Docker Self-hosted Dashboard
Certifications

Continuous learning

Professional certifications that validate my expertise

UDS Enterprise Certified Professional

Virtual Cable

2024

Ethical Hacking Essentials (EHE)

EC-Council

2023

Network Defense Essentials (NDE)

EC-Council

2023

Digital Forensics Essentials (DFE)

EC-Council

2023

Practical Linux for Security Professionals

EC-Council

2023

OES Technical Knowledge Check

Micro Focus

2023

Unified Endpoint Mgmt Presales (MFCPE)

Micro Focus

2023

Crash Course on Python

Google / Coursera

2022

Google IT Support Certificate

Google / Coursera

2022

AWS S3 Basics

Coursera

2022
Education

Academic background

2022

Professional Certificate in Cybersecurity

Fedeto

Linux monitoring, MySQL, Snort, Wireshark, Nessus, Metasploit, Apache, Nginx, VMware, Elastic Security, Splunk

2016 — 2018

Vocational Degree in IT Systems & Networking

I.E.S. Valdehierro

Contact

Let's talk about your project

I'm open to new opportunities and collaborations

Let's connect

If you have a project in mind, need help with your infrastructure, or just want to connect, don't hesitate to reach out. I'm always interested in new challenges and opportunities.

Email
franolivareswork@protonmail.com
LinkedIn
Francisco Olivares