30+ years in enterprise infrastructure, network security, virtualization, and HIPAA-compliant systems—supporting DoD, medical facilities, and critical infrastructure.


Those years of production work can’t be captured here; this is a living ops reference only.

30+
Years Experience
20+
Certifications
500+
Client Sites

⚡ Technology Stack

Operating Systems & Platforms

Windows Server Ubuntu Debian Kali Linux Red Hat Enterprise Linux

Microsoft Infrastructure

Active Directory Azure AD / Entra ID Group Policy MECM / SCCM WSUS Microsoft 365 Intune Autopilot Azure Automation

Virtualization & Containerization

VMware ESXi VMware vCenter VMware vSphere Hyper-V Proxmox Nutanix AHV Microsoft SCVMM Docker Kubernetes OpenShift Rancher K3s RKE2 containerd Podman Portainer KVM Nutanix

💻 Technology Philosophy

My trade is Technology. After 30+ years spanning DevOps, infrastructure, and network engineering, the boundaries between disciplines have blurred into a single operational mindset. Success doesn’t come from mastering isolated domains, but from understanding how security, automation, and reliability interlock —especially when downtime means losing access to critical care or financial losses. I don’t chase new tools for novelty; I adopt what enables stability, observability, and resilience —then test it, document it, and deploy it. In systems, the ones that never break are the most valuable.

Databases

Qdrant Microsoft SQL Server MySQL PostgreSQL MongoDB Redis Elasticsearch Cassandra SQLite MariaDB Chroma InfluxDB Neo4j

Backup & Disaster Recovery

Veeam Backup & Replication VeeamONE Acronis True Image Acronis Cyber Protect Cloud Datto BCDR Rubrik Cohesity Commvault Nakivo Altaro Unitrends VMware vRealize

Networking Hardware

Cisco IOS Cisco ISR Cisco Catalyst Cisco Nexus Cisco ASR Cisco Meraki Juniper MX Series Juniper EX Series Juniper SRX Arista EOS Arista 7000 Series Aruba CX Aruba Instant On HPE FlexNetwork HPE Altoline Dell PowerSwitch Dell Networking Z-Series Ubiquiti EdgeRouter Ubiquiti UniFi Switches MikroTik RouterOS Ruckus ICX Extreme Networks Alcatel-Lucent OmniSwitch Netgear M4300/M4500 TP-Link Omada Fortinet FortiSwitch Palo Alto PA-Series Check Point 6000/7000 F5 BIG-IP Hardware Cisco UCS HP ProLiant Dell PowerEdge Lenovo ThinkSystem

Firewalls & Network Security

Palo Alto Networks Fortigate Barracuda Networks SonicWall Juniper Networks Check Point Cisco ASA Arista Aruba Networks Ubiquiti UniFi OPNsense Sophos XG

VPN & Network Tools

WireGuard IPsec VPN Cloudflare Magic Transit Imperva Open vSwitch VMware NSX

Security Operations & EDR

CrowdStrike Falcon SentinelOne Microsoft Defender for Endpoint Splunk Elastic Stack / ELK Graylog Wazuh OSSEC Tenable.sc Rapid7 InsightVM Nessus Burp Suite

Identity & Access Management

Azure AD Connect Active Directory Certificate Services Cisco ISE Aruba ClearPass ForeScout JumpCloud

Monitoring & Observability

Grafana Prometheus Nagios Zabbix PRTG SolarWinds NPM Auvik LibreNMS RANCID NetBox Datadog ServiceNow NinjaOne ConnectWise IT Glue

Cloud Platforms

Microsoft Azure AWS Azure Logic Apps Azure Function Apps

Configuration Management & IaC

Ansible Puppet Chef PowerShell DSC Terraform Packer HashiCorp Vault

Storage & SDS

VMware vSAN Ceph GlusterFS TrueNAS FreeNAS Open vSwitch VMware NSX StarWind VSAN StorMagic SvSAN Dell EMC HPE Nimble NetApp

Out-of-Band Management

Dell iDRAC HPE iLO Supermicro IPMI Cisco CIMC

Remote Access Tools

PuTTY SecureCRT MobaXterm SSH Remote Desktop (RDP) NinjaOne ConnectWise Control TeamViewer AnyDesk Chrome Remote Desktop Splashtop LogMeIn BeyondTrust DameWare VNC NoMachine RustDesk MeshCentral Apache Guacamole Telnet Remmina mRemoteNG

AI & Modern Infrastructure

Ollama Open WebUI Docker KVM Grafana n8n Unsloth Apache Tika SearXNG AdGuard ComfyUI Prometheus cAdvisor Qdrant Unraid Proxmox VE

IT Management Platforms (Ticketing)

ConnectWise ServiceNow Jira Service Management Zendesk Freshdesk Salesforce Service Cloud BMC Helix ITSM Cherwell SolarWinds Service Desk SysAid NinjaOne

Load Balancers & ADC

F5 BIG-IP Citrix ADC Kemp LoadMaster nginx nginx Plus HAProxy Apache HTTP Server Traefik Envoy Proxy OpenBSD relayd FreeBSD PF AWS ELB/ALB/NLB Azure Load Balancer Cloudflare Load Balancing A10 Networks Barracuda Load Balancer

🏢 Professional Experience

Organizations where I've delivered enterprise IT infrastructure and security solutions:

SAIC U.S. Army U.S. Air Force U.S. Navy Multiple Civilian Hospitals Multiple Military Hospitals Dixie Networks LLC Further Assistance, Inc.

🎓 Certifications & Credentials

CEH (Certified Ethical Hacker) VMware VCP Microsoft MCSE/MCSA Cisco CCNA
Status: All expired because I'm not paying for expired education offered by entities not involved in active development, deployment, support or administration of technologies presented, no thanks. I still continue my work towards a PHD on my own.
root@sentinel:~# cat current_stack.txt

Current Development Environment:
• OS: Ubuntu 25.10 (Kernel 6.17.0-19-Sentinel)
• Virtualization: KVM, VMware ESXi, Proxmox
• Containers: Docker, Kubernetes
• Monitoring: Grafana, Prometheus, cAdvisor
• AI/ML: Ollama, Open WebUI, Unsloth, ComfyUI, 26+ optimized LLMs
• Automation: n8n, PowerShell, Python, Bash
• Database: Qdrant (vector database)
• Search: SearXNG, Apache Tika
• DNS/Ad-blocking: AdGuard Home
• Load Balancing: nginx, HAProxy, Traefik

root@sentinel:~# docker ps --format "table {{.Names}}\t{{.Image}}"
NAMES IMAGE
open-webui ghcr.io/open-webui/open-webui:cuda
ollama ollama/ollama:latest
n8n n8nio/n8n:latest
grafana grafana/grafana:main-ubuntu
prometheus prom/prometheus:latest
cadvisor gcr.io/cadvisor/cadvisor:latest
searxng searxng/searxng:latest
qdrant qdrant/qdrant:latest
tika apache/tika:latest
unsloth unsloth/unsloth:latest
nginx nginx:alpine
haproxy haproxy:lts

root@sentinel:~# _