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Curriculum Vitae

Work experience

since 09/2019 – Senior Systems Administrator @1&1 De-Mail GmbH
• Linux
• Kubernetes
• GoCD
• De-Mail
• Ansible
• Puppet
• etc.

03/2019-08/2019 – DevOps Engineer @AXOOM GmbH
• Kubernetes
• Terraform
• Helm
• Gitlab CI
• etc.

12/2016-02/2019 – Systems Engineer @BrandMaker GmbH
•Administration Linux-Servers (Ubuntu, SLES), Wildfly, MySQL, DNS, SMB, Apache2 etc.
•Administration of Windows-Servers (2k3-2k16) Powershell, InDesign Server, MSSQL
•Virtualization with VMware ESXi incl. SAN based on NetApp ONTAP
•Backup with Veeam Backup & Replication
•Firewall administration (Sophos, FortiGate, iptables)
•Network administration (Router, VPN, Switches, VLAN)
•Planning and implementation of on-premise customer projects
•Maintenance of hardware in the datacenter(s)
•Automation / Orchestration with Ansible, Bash and Python
•Monitoring with Zabbix, Prometheus, Grafana

04/2016–11/2016 IT-Specialist @EBI Computerloesungen
•Administration Linux-Server(Debian, FreeBSD), MySQL, DNS, DHCP, SMB, Squid, Apache
•Administration of Linux-Servers (Debian, Free-BSD), MySQL, DNS, DHCP, SMB, Squid, Apache2
•Administration of Windows-Servers (2k-2k12R2) AD, DNS, DHCP, GPO, DMS, Antivirus-Server, Powershell, Terminal services, Citrix, PaedML
•Virtualization with VMware ESXi
•Backup with Veeam Backup & Replication
•Development of own Linux-based products like a thin-client for customers
•Network administration (Router, VPN, Switches, Wi-Fi)
•Planning and implementation of customer projects
•Support via Remote and on customer site

05/2014–03/2016 – IT-System Specialist @Infokom GmbH
•Administration of Linux-Servers (SLES, openSUSE and Debian), ERP, eGecko, Progress-DB, DB2, MySQL, DNS, DHCP, SMB, Apache/Tomcat, iptables, Routing, DMS, Papageno-Faxand Shell-scripting
•Administration of Windows-Servers (2k-2k12r2) AD, DNS, DHCP, GPO, DMS, Antivirus-Server, Powershell, Terminal services, Citrix
•Implementation of projects on customer site•Virtualization with VMware ESXi incl. SAN based on EMC vPlex/VNX
•Backup with Veeam Backup & Replication and EMC DataDomain (DDBoost)
•3rd level support
•Firewall administration (Astaro/Sophos, iptables,Bintec)
•Network administration (Router, VPN, Switches, WiFi, VLAN, ISDN)
•Maintenance of hardware in the datacenter(s)

07/2012–04/2014 – IT-System administrator @VICCON GmbH
•Windows Server/Desktops (NT4-2K12 Server and Win 2K-Win 8)
•Linux Server (Debian, CentOS, Ubuntu)
•Hardware (purchase, repair, support and configuration)
•Monitoring with Nagios/Icinga and MS-System Center
•Virtualization with VMware ESX and Microsoft Hyper-V
•Administration of Smartphones and Tablets (iOS)
•Network administration (Router, Switches, Wi-Fi)
•Firewall administration (MS-ISA, MS-TMG, Checkpoint FW)
•Administration internal telephone system
•Working in an ISO27001 certified company
•Customer projects (IT-Security area)

07/2010–07/2012 – IT-System administrator @Hochschule Karlsruhe – University of applied sciences
•Administration of Linux Server (e.g. Apache, PHP, MySQL, SMB, Nagios, SSH, FTP)
•Windows Server/Desktops (Win 2k8 AD,GPO) Client installation and support Win XP to Win 7
•System Imaging for faculty’s computer labs
•Hardware (purchase, repairs, support and configuration)
•Monitoring (Server, Printer, computer inside the labs)


09/2007–07/2010Vocational Training as IT-Specialist @Karlsruhe Institute of Technology, North campus
Graduation: IT-Specialist
09/2001–09/2007Secondary School Schillerschule, Ettlingen
Graduation: Middle Maturity
05/1998–08/2001 – Elementary School Thiebauthschule, Ettlingen
09/1997–05/1998 – Elementary School Leopoldschule, Karlsruhe


Language: German (mother tongue), English (business-level), Dutch (rudimentary, still learning)
Driver’s license: European Class B license
CISCO: CCNA Exploration: Network Fundamentals (2010)
Firefighting: Voice Radio Operator, First Aid, squad member (German: Truppmann), squad leader (German: Truppführer), G26.3, chainsaw operator, smoke diver, UAV Pilot
Other: Holder volunteer card Rhenish-Palatinate


Hobbies: Ice Hockey, American Football, Gym, Family and Friends, Travelling, Aviation, Automotive Engineering, Electrical and Computer Engineering, Build and configure Linux based servers, Running own Linux root servers
Voluntary work: Volunteer Firefighter @ Volunteer Fire Department Wörth am Rhein