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mdziegiel/README.md

Hi, I'm Michael Dziegiel 👋

Available for Consulting Open to Work

💻 Senior Network Administrator | Cloud, Security & Automation
🌐 Merrimack Valley, MA • 20+ years in IT • Homelab + Hybrid Infrastructure Engineer

👨‍💻 About Me

  • 20+ years managing and securing hybrid infrastructure (on-prem AD + Entra ID + Intune)
  • Deep experience in network engineering, virtualization, and endpoint management
  • Building scalable, secure, repeatable solutions across enterprise + homelab
  • Automating everything with PowerShell, Graph API, GitHub Actions
  • Always experimenting with Zero Trust, monitoring, and self-hosted platforms
  • Running a fully self-hosted personal infrastructure stack on my own hardware
  • Available for consulting, freelance, and contract IT work across northern MA & southern NH

🧰 Tech & Tools I Use

Infrastructure: Proxmox · QNAP · Hyper-V · UniFi · pfSense · OPNsense · Proxmox Backup Server · Veeam · Backblaze B2
OS: Windows Server · Ubuntu Server · Debian · Linux
Containers: Docker · Compose · Portainer
Cloud: Azure · Microsoft 365 · Intune · Autopilot · Entra ID
Automation: PowerShell · Graph API · GitHub/GitLab CI · Power Automate
Networking: VLAN Design · WireGuard/Tailscale · Nginx Reverse Proxy/WAF · Cloudflare Tunnels · Fing
Self-Hosted: AdGuard · Home Assistant · RustDesk · Uptime Kuma · Pi.Alert · LinkStack · Seafile · UrBackup · Seerr · Bitwarden
Security: Wazuh · Cloudflare Zero Trust · UniFi IDS/IPS · pfSense Firewall · T-Pot
Enterprise: ConnectWise · ScreenConnect · Auvik · Sophos · Proofpoint · Microsoft Defender · Cisco Umbrella · KnowBe4 · Meraki

📂 Projects

🏗️ Infrastructure & Monitoring

  • NOC Dashboard — Self-hosted Network Operations Center for homelab infrastructure: Proxmox VMs, Docker containers, UPS status, and backup coverage FastAPI React Docker
  • Uptime Kuma Monitoring — Uptime monitoring and alerting stack for all homelab services Docker Cloudflare Tunnel
  • AdGuard + Unbound Stack — Redundant network-wide DNS filtering with recursive resolution and centralized sync DNS Docker

⚙️ Automation & Self-Healing

  • n8n Self-Healing Infrastructure — Automated VM/container recovery, backup-failure alerting, and SIEM event routing to Telegram n8n Proxmox CrowdSec
  • Job Watch — Job-search aggregator with AI match scoring and per-listing alerting Python RapidAPI Telegram

🛠️ Tools & Remote Access

  • System Tools Suite — Sysadmin and security toolkit: network diagnostics, DevOps helpers, digital forensics Docker
  • RustDesk Self-Hosted — Fully self-hosted remote desktop replacing TeamViewer/AnyDesk Docker Linode
  • Exam Prep — AI-powered IT certification prep with spaced repetition and timed exams (MD-102, AZ-104, CompTIA) Python AI

📊 GitHub Stats

🌍 Connect with Me

⭐ Always building, improving, and securing IT environments — one project at a time.

Pinned Loading

  1. noc-dashboard noc-dashboard Public

    Self-hosted Network Operations Center dashboard for homelab infrastructure monitoring. Real-time visibility into Proxmox VMs, Docker containers, UPS status, backup coverage, security posture, stora…

    Python 1

  2. adguard-unbound-stack adguard-unbound-stack Public

    Redundant DNS filtering stack using AdGuard Home and Unbound with centralized sync and internal recursive resolution

  3. exam-prep exam-prep Public

    AI-powered IT certification exam prep app. Spaced repetition engine, timed exam mode, and AI-generated questions for MD-102, AZ-104, and CompTIA Network+. Self-hosted, Docker-ready.

    Python

  4. job-watch job-watch Public

    Self-hosted job monitoring and alert system. Tracks Network Administrator, Systems Administrator, Endpoint Engineer, M365 Engineer, and related IT roles across Indeed, LinkedIn, Dice, and ZipRecrui…

    Python

  5. n8n-self-healing-infra n8n-self-healing-infra Public

    n8n automation workflows for self-healing infrastructure — Proxmox/Docker VM recovery, backup failure alerting, and SIEM/CrowdSec event routing to Telegram

  6. system-tools-suite system-tools-suite Public

    Self-hosted sysadmin and security toolkit. Extends IT-Tools with network diagnostics, system utilities, security tools, DevOps helpers, and digital forensics — including DNS lookup, port scanner, S…

    Vue