Matthew Costello
Senior Infrastructure Engineer
I build, modernize, and operate infrastructure across Windows platforms, virtualization, automation, monitoring, and hybrid lab environments. My background includes 14+ years across Rackspace and Liquid Web supporting large-scale hosting infrastructure, migrations, platform reliability, and operational engineering.
Focus Areas
Windows Server / Active Directory / GPO / DNS
PowerShell, C#, Bash, REST APIs
VMware, Hyper-V, oVirt, Proxmox
Prometheus, Grafana, Uptime Kuma
Terraform, Ansible, Kubernetes, Gitea
Datacenter migrations and infrastructure modernization
Current Lab Work
- Operating a Proxmox-based Windows/Linux infrastructure lab with pfSense segmentation, Docker services, monitoring, and remote access workflows.
- Building repeatable infrastructure automation with Terraform, Ansible, Kubernetes, Gitea, and self-hosted runners.
- Running GPU hosting infrastructure with Ubuntu, Docker, NVIDIA runtimes, observability dashboards, and recovery documentation.