Oliver Haslinger

Systems Engineer / IT Project Manager
Email: [email protected] Location: Vienna, Austria Git: github.com/OHaslinger

Professional Summary

IT Project Manager and Systems Engineer with over 10 years of professional experience across enterprise and mid-sized environments. Strong background in Linux and Windows infrastructures, application support, security, and leading IT projects from demand management and planning through delivery and operations.

Infrastructure & Operations Philosophy

Key Skills

Systems & Infrastructure
  • Linux (Debian, Ubuntu, RHEL, Arch, Raspberry OS)
  • Windows Server (2003–2019), ADDS, GPO, WSUS
  • Virtualization, Docker (basic Kubernetes)
Networking & Security
  • TCP/IP, DNS, HTTP(S)
  • Firewalls (Fortinet, Cisco), VPNs
  • Incident & Vulnerability Management
Automation & Tooling
  • Bash, Batch, PowerShell (basic), Go (basic)
  • Git (GitLab, GitHub, Bitbucket)
Project & Stakeholder Management
  • Demand & Project Management
  • Technical Client Service Relations
  • PRINCE2-certified Project Management

Hardware & Platforms

Professional Experience

IT Project Manager
PforCards GmbH
Oct 2021 – Present
  • Responsible for demand management, planning, and execution of IT projects.
  • Technical client service and stakeholder management.
  • Conducted technical analyses and planning for internal and external applications.
  • Application expert for internally and externally developed software.
  • Incident and vulnerability management including on-call duty.
System Administrator
Kurt Mann Bäckerei & Konditorei GmbH & Co KG
Jul 2015 – Sep 2021
  • Administration of server, client, POS, and network infrastructure across ~100 locations.
  • Operation and maintenance of access control and video surveillance systems.
  • Troubleshooting and resolution of hardware and software incidents.
  • Planning and execution of internal IT and infrastructure projects.

Selected Projects

Details to be added after internal verification.

Certifications & Education