Results-driven Platform and Infrastructure Architect with over 20
years of experience in Infrastructure and Cloud Engineering designing
and managing high-resilience systems for global enterprises. Proven SRE
/ DevOps lead with 10+ years of hands-on experience in containerization
(Docker, Podman), container orchestration (Kubernetes, OpenShift),
Infrastructure as Code (Terraform, OpenTofu), and automated CI/CD
pipelines. Specializes in technological sovereignty (vendor lock-in
mitigation and infrastructure autonomy), defense-in-depth security
(SELinux Enforcing, firewalls), and large-scale distributed systems
(databases, object storage, Ceph). Pioneer in integrating agentic AI
workflows to scale systems administration and software development
velocity.
Principal Consultant & Systems Architect | January 2005
– Present
Architected and executed high-impact infrastructure projects for a
diverse global client base. Responsible for all phases of the project
lifecycle, from initial design and planning to implementation,
maintenance, and documentation.
Deliver FOSS consulting, systems administration, and DevOps
engineering services as a freelance contractor (Upwork), managing over
60 private client environments globally.
Consulted for international organizations and government
entities—including the United Arab Emirates and the Mexican Government
(ADIP)—on technological sovereignty (infrastructure autonomy),
multi-master clustering, and high-security infrastructure design.
Architected and managed large deployments of KVM/Qemu
virtualization, OpenStack, and Kubernetes/OpenShift clusters,
integrating distributed storage solutions like Ceph/ODF, Minio,
GlusterFS, and StorPool.
Contributed as an official Package Maintainer for the Fedora
Project, packaging applications and maintaining software supply chain
safety.
Active contributor to the Free and Open Source Software (FOSS)
community.
Composer and performer of music released under Creative Commons
licenses.
AI & Agentic Workflows R&D
Self-Directed | 2024 – Present
Architected and implemented a multi-agent engineering ecosystem
(OpenCode/Gemini) using the Orchestrator-Worker pattern to automate
development, server management, security auditing, and QA.
Configured specialized subagents (Lead Dev, Junior Dev, Security
Eng, QA, Docs) with restricted tool permissions, custom prompts, and MCP
servers (Ripgrep, Puppeteer, SQLite, and a custom Crystal MCP).
Engineered a local LLM environment (Ollama, pgvector, Apache Tika,
Open-WebUI) and published AI-powered/co-developed tools on gitlab.com/renich.
Cloud Infrastructure Consultant (Contract) | December 2025
– April 2026
Consulted on deployment procedures and configuration for Red Hat
OpenStack Services on OpenShift (RHOSO) and Red Hat Ceph Storage (Ceph
9), delivering deployment scripts and configuration examples.
Audited and verified deployment instances iteratively, providing
technical feedback to ensure successful operational readiness.
Assisted with the migration of core resources (users, networks,
ports, and quotas) from RHOSP 16.2 to RHOSO 18 using
os-migrate, completing resource transfers in minutes.
Semi-automated the migration of ~4,500 legacy instances by
developing custom Bash and Python migration tools orchestrated with GNU
Make, reducing labor hours by 80% and completing transitions in under 6
weeks.
OpenStack & Ceph Deployment Engineer (Contract) | July
2021 – February 2022
Deployed and supported Red Hat OpenStack Platform (RHOSP) and Red
Hat Ceph Storage (RHCS), establishing a foundational private cloud
infrastructure.
Conducted comprehensive training sessions for government staff on
RHOSP, RHCS, and Satellite management, enabling successful knowledge
transfer and operational autonomy.
Engineered and maintained all DHCP, DNS and firewall services for
the datacenter.
Cloud Infrastructure Consultant (Contract) | November 2025
- December 2025
Solely architected and deployed a High-Availability OpenStack
Control Plane on Google Cloud Platform (GCP) in under 3 weeks.
Engineering Feat: Overcame the fundamental L2/L3 architectural
mismatch between OpenStack and GCP VPCs by designing a custom networking
layer using Internal/External Load Balancers, dummy interfaces, and
advanced routing rules.
Modernization: Migrated infrastructure from monolithic Terraform to
modular OpenTofu (preferred) and upgraded the OS baseline to CentOS
Stream 10.
Velocity: Saved over $80k in team resource fees by delivering a
high-availability multi-region private cloud deployment as a solo
engineer in under 3 weeks (a 75% reduction in time-to-market).
Cloud Infrastructure Consultant (Contract) | April 2022 –
March 2025
Deployed and managed a highly available OpenStack environment on an
OpenShift Container Platform (OCP) foundation, integrated with a
standalone Ceph cluster for robust, scalable storage.
Administered a Red Hat Identity Management (IdM) cluster and a Red
Hat Satellite deployment for centralized system management, patching,
and provisioning of over 60 RHEL, CentOS, and Debian servers.
Engineered and maintained HAProxy clusters for high-availability
load balancing of critical services.
Engineered and maintained all DHCP, DNS and firewall services for
the datacenter.
Senior Systems Administrator | April 2015 – July 2021
Engineered and scaled a global KVM/QEMU virtualization platform
across 10 data centers to support over 150,000 tenant VMs, achieving
99.95% uptime.
Led the deployment and maintenance of Kubernetes clusters and a
Minio S3-compatible object storage solution (Swift) utilizing Podman
(preferred container runtime) and Docker, increasing object storage
request throughput by 40%.
Maintained servers across the ~20 regions around the world.
Infrastructure Deployment Engineer (Contract) | November
2011 – March 2012
Designed and implemented the CloudSigma v2.0 infrastructure, a
KVM/Qemu + libvirt virtualization stack.
Evaluated LustreFS, Ceph, and XtreemeFS, and deployed GlusterFS for
distributed storage.
Created a fully automated installation for a 20-server rack using
Puppet, including security hardening and SELinux configuration.
Authored comprehensive project documentation using Sphinx
(RST).
Manage and optimize all cloud infrastructure on Google Cloud
Platform (GCP), maintaining a perfect security record and synchronizing
containerized application states using OpenTofu (preferred) and
Terraform.
Successfully migrated the entire infrastructure baseline from CentOS
7 & 8 to CentOS Stream 10 with zero post-migration issues or
downtime.
Designed and implemented a Content Delivery Network (CDN) and
architected infrastructure to support API services and the "Vanity
Sites" project.
Drove a 35% reduction in monthly GCP spend ($45k+ annualized
savings) through strategic resource planning, capacity optimization, and
scheduled instance state rules.
Founder, President & Executive Director | 2024 –
Present
Founded and direct the MxOS Foundation, a non-profit initiative
focused on replicating the CentOS Stream build cycle to promote
infrastructure autonomy and open knowledge.
Architected automated distribution build pipelines using mock and
RPM packaging tools, managing core operations on Google Cloud Platform
(GCP).
Document and publish complete compilation workflows, package
mappings, and build-system bootstrap guidelines for public
reference.
Infrastructure Consultant (Contract) | January 2013 –
August 2018
Architected and executed a full migration to a cloud-native
infrastructure, resulting in a 90% reduction in operational
costs while simultaneously increasing request capacity
by 3000%.
Deployed and managed one of Mexico's first multi-master MariaDB
Galera clusters, ensuring high availability and write scalability for
critical database operations.
Infrastructure Manager (Contract) | January 2011 -
Present
Managed and maintained the complete server fleet for a hosting
provider serving several hundred client websites, maintaining 99.95%
uptime for 400+ environments.
Administered a highly available infrastructure stack including
MariaDB, Nginx, PHP-FPM, and dual BIND DNS servers.
Optimized operational expenses by 40% and resolved complex
application performance bottlenecks incorporating Redis caching and PHP
lifecycle tuning.
Technical Skills
AI & Agentic Engineering: Antigravity,
opencode, crush, Agentic workflows, custom system prompt engineering,
LLM Serving (Ollama), Vector Databases (pgvector), agentic automation
(Bash/Python integration), AI-accelerated development and
documentation.
A curated list of personal open-source projects. For a complete list
of my repositories, visit gitlab.com/renich.
Crystal MCP: Model Context Protocol (MCP) server
implementation written in Crystal. crystal-mcp
Repository
Grip Protocol: A language-agnostic semantic patch
for written communication, using explicit intent headers to eliminate
hallucinated tone. Grip
Repository
Planeta: The RSS/Atom aggregation engine powering
the Spanish-language open-source blogging portal Planeta Libre. Planeta Repository
virtu: A dual-interface virtualization management
platform. virtu
Repository
Shellmin: A CLI-based GNU/Linux system
administration manager written in Crystal. Shellmin Repository