ICT Mulawarman University
Aug 2026 - PresentInfrastructure, Network, and Security Division Intern · Samarinda
- Engineered and deployed an enterprise-grade perimeter gateway with OPNsense on VMware ESXi - public IP routing, firewall rules, and WireGuard VPN remote access.
- Architected a multi-tenant web hosting platform on Debian GNU/Linux, orchestrating dozens of isolated student containers with Docker and NGINX reverse proxy.
- Implemented mail infrastructure (Postfix + Dovecot) with SPF, DKIM and DMARC for internal institutional communication.
- Administered multi-service game server workloads on Linux: JVM tuning, UFW management, cross-platform network optimization (GeyserMC/ViaVersion).
- Conducted internal vulnerability assessments and pentest simulations (e.g. CVE-2021-21974 / OpenSLP) with formal audit reports for IT leadership.