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HPC System Administrator

Building infrastructure
that scales.

System Administrator and former Cybersecurity Engineer with expertise in Linux-based technologies, networking, and security.

Robert Melcher, HPC System Administrator

Experience

9+ years in server infrastructure and enterprise environments, with additional experience in cybersecurity

HPC System Administrator

Forvia · 2022 - Present

Led end-to-end deployment of HPC cluster on Dell infrastructure with PBS scheduling • Cross-team coordination with network and firewall teams for infrastructure provisioning

Founder

Dolphost · 2022 - 2024

Built secure WordPress hosting platform • Managed VPS infrastructure and implemented WHMCS/cPanel solutions

Cyber Security Engineer

Atos IT Solutions · 2020 - 2022

Conducted vulnerability assessments with NESSUS • Implemented firewall policies across Cisco, Fortinet, Palo Alto, and Juniper platforms

System Administrator

Netex Romania · 2018 - 2020

Migrated Puppet infrastructure to Kubernetes • Managed BAREOS backups for 200+ servers • Configured IPsec site-to-site VPN connections

Skills & Technologies

Core competencies across systems administration, security, and infrastructure automation

Linux
Ubuntu
Debian
Windows Server
Proxmox
Docker
Kubernetes
XEN
CISCO
pfSense
Fortinet
Palo Alto
StrongSwan
VLAN
CyberArk
Nessus
Linux
Ubuntu
Debian
Windows Server
Proxmox
Docker
Kubernetes
XEN
CISCO
pfSense
Fortinet
Palo Alto
StrongSwan
VLAN
CyberArk
Nessus
Linux
Ubuntu
Debian
Windows Server
Proxmox
Docker
Kubernetes
XEN
CISCO
pfSense
Fortinet
Palo Alto
StrongSwan
VLAN
CyberArk
Nessus
Ansible
Terraform
Puppet
SALT
Bash
Git
Flux
Rancher
AWS
Oracle Cloud
Cloudflare
InfiniBand
PBS Scheduler
ManageIQ
Talos Linux
Cilium CNI
Ansible
Terraform
Puppet
SALT
Bash
Git
Flux
Rancher
AWS
Oracle Cloud
Cloudflare
InfiniBand
PBS Scheduler
ManageIQ
Talos Linux
Cilium CNI
Ansible
Terraform
Puppet
SALT
Bash
Git
Flux
Rancher
AWS
Oracle Cloud
Cloudflare
InfiniBand
PBS Scheduler
ManageIQ
Talos Linux
Cilium CNI
Portainer
BAREOS
Asterisk
Apache
Nginx
MySQL
WordPress
cPanel
Portainer
BAREOS
Asterisk
Apache
Nginx
MySQL
WordPress
cPanel
Portainer
BAREOS
Asterisk
Apache
Nginx
MySQL
WordPress
cPanel

Latest from the blog

Recent insights and tutorials

Available for consulting

Let's talk infrastructure

Into HPC, Kubernetes, homelabs, or just solid systems? I build, secure, and automate infrastructure that just works.

Reach out