Hi, I'm Zoltan Korsch 👋

IT infrastructure and systems engineer with hands-on experience in VoIP systems, system administration, networking, and enterprise IT deployments.

I have a strong background in Linux, networking, backend development, and IT operations.

Status: Computer Science student (DEIK)

Location: Budapest, Hungary • Open to relocation across Europe

Projects

Restaurant API

GitHub

Backend API for restaurant management with authentication, menu handling, and order processing, plus a simple frontend for demonstration.

Python FastAPI JavaScript

Linux Setup

GitHub

Arch Linux automation scripts with streamlined installation, system configuration, and a customized dwm setup for a minimal workflow.

Bash C

Usys

GitHub

CLI-based Linux user management tool for automating user and group provisioning, handling permissions, and simplifying server setup tasks.

Python

Experience

VoIP & Telecommunications Technician

April 2026 – Present
  • Independent installation and commissioning of enterprise PBX systems
  • Configuration and maintenance of Panasonic communication systems
  • Installation and servicing of GSM gateways and telecommunication hardware
  • Expansion card installation and hardware upgrades
  • Troubleshooting both software and hardware issues independently
  • Installation and maintenance of analog, digital, and IP telephony solutions
  • Customer onsite deployments and maintenance
  • Cable management, endpoint installation, and infrastructure upgrades
  • Experience with multiple PBX vendors and enterprise telecommunication solutions

Production Operator

GNAT Kft. • Summer 2026
  • Assembly of mosquito screens and roller shutter systems
  • Worked in a fast-paced manufacturing environment
  • Maintained production quality standards
  • Team-based industrial manufacturing experience

Managed IT Services

Personal & Professional Experience
  • Managed IT support and remote troubleshooting
  • Server and infrastructure administration
  • Network deployment and Wi-Fi management
  • Firewall configuration
  • Microsoft 365 administration
  • Google Workspace administration
  • Azure and AWS cloud services
  • Backup and disaster recovery (BDR)
  • Endpoint management
  • Hardware procurement and licensing
  • On-site IT support and hardware installation
  • IT consulting and infrastructure planning

School Events & Outreach

~100–120 hours
  • School representation at public events
  • Public communication and presentations

ITalent Program

2025–2026
  • Participation in advanced IT-focused training and projects

Erasmus – 3D Printing

3 international programs
  • Hands-on 3D printing design and production experience

Community & Communication

Library public service • 50 hours
  • Visitor assistance and information services
  • Daily operational support

Skills

  • Linux and Windows administration
  • Enterprise networking: TCP/IP, VLANs, OSPF, STP, DHCP, DNS, NAT, VPN, IPv4/IPv6, Cisco switching and routing, network troubleshooting.
  • VoIP systems deployment and maintenance
  • PBX installation and configuration (Panasonic and other vendors)
  • Telecommunications infrastructure
  • Hardware diagnostics and repair
  • AWS Academy Cloud Foundations certified
  • Microsoft 365 administration
  • Azure and AWS fundamentals
  • Virtualization
  • Infrastructure automation
  • Backup and disaster recovery concepts
  • Daily Linux workstation usage
  • Advanced Bash scripting and automation
  • System-level optimization and debugging
  • Python
  • JavaScript / Node.js
  • REST APIs
  • SQL (MySQL)
  • HTML and CSS
  • Linux automation scripting
  • Git
  • GitHub
  • Docker
  • Microsoft 365
  • Neovim
  • dbForge
  • Wireshark
  • VMware / Hyper-V
  • My own productivity apps (find some here)
  • Hungarian – Native
  • English – Fluent
  • IT Systems & Application Operator Technician
  • Specialization in System Administration & Enterprise Networking
  • Hands-on configuration of enterprise networks using physical Cisco equipment
  • TCP/IP, IPv4/IPv6, subnetting
  • VLANs, STP, NAT, ACLs
  • Dynamic routing (OSPF)
  • DHCP, DNS, VPNs
  • Network security and troubleshooting
  • Cisco IOS configuration and switch/router deployment
  • Problem solving
  • Independent worker
  • Quick learner
  • Customer communication
  • Adaptability
  • Documentation
  • Team collaboration
  • Time management

What I'm Looking For

I am seeking full-time opportunities across Europe in IT infrastructure, systems administration, networking, telecommunications, or cloud operations.

I'm particularly interested in roles such as:

  • System Administrator
  • Deployment Engineer
  • VoIP Engineer
  • Network Technician
  • Datacenter Technician

Open to relocation and to continue building hands-on experience in enterprise environments.