CV

Summary :

Windows, Linux, Hosting and Virtualization Administrator with 10 years hands-on experience within mid-sized ISP-environments up to 1.000 Windows- and Linux Servers, including surrounding infrastructure.

I'm experienced in designing, building and maintaining 24/7/365 server environments with a goal to achieve 99,97+% availability, but more important: I have the right organizational and communication skills and am able to motivate people.

Specialties :

Linux (Redhat/CentOS and Debian/Ubuntu)
Microsoft Windows (NT4, 2000, 2003, 2008)
Webservers (IIS, Apache, Nginx)
Databases (MySQL, MSSQL, Firebird)
Virtualization (VMware, Hyper-V, Citrix XEN)
Server Hardware (HP Proliant, Dell PowerEdge)
Networking: L2-3 switching, routing, firewalling, IPv6
Infrastructure monitoring (Nagios, Zabbix, Cacti, Observium)
Scripting Languages (Bash, PHP, PowerShell)
Security (ISO27002, Security+)
Service Management (ITILv3)
Back-up software (Veeam, Rsync, NTbackup)