Linux System Administrator - Vienna
We're expanding our infrastructure team and need an experienced Linux System Administrator to help maintain our production environment and support new technical initiatives.
The Role
You'll ensure our systems run reliably while implementing improvements across our infrastructure.
* Administer RHEL servers across physical and virtualized environments
* Support CEPH, XEN Orchestra, and Docker deployments
* Configure routing, DNS, DHCP, and firewall policies
* Manage VPN solutions including OPNsense, WireGuard, and OpenVPN
* Maintain Samba/NFS file services and Zimbra Mail Server
* Monitor infrastructure using CheckMK
* Implement OS hardening and security controls
* Build automation using Ansible and Python
* Document processes and collaborate with the team
Technical Environment
Core Technologies:
RHEL (bare metal & VMs)
• CEPH storage
• XEN Orchestra
• Docker
• Samba/NFS
• Zimbra
• CheckMK
• OPNsense
• WireGuard
• OpenVPN
• Ansible
We value adaptability - you don't need experience with every tool
What You'll Bring
Required:
* 5+ years managing Linux servers in production
* Strong networking and virtualization knowledge
* Experience with security hardening techniques
* Excellent troubleshooting and teamwork skills
Nice to have:
* Ansible and Python scripting experience or automation tools
* Background in market data or financial information services
Why Join Us?
Growth Role:
Build infrastructure for emerging business opportunities
Strong Team:
Work alongside experienced professionals in a collaborative environment
Direct Impact:
Keep critical services running for clients worldwide
Interested? Ready to take on this challenge? Apply now or contact me directly to learn more opportunity.