2015 - 2016 Consultant Storage and vSphere (Network Equipment Manufacturer)

Datacenter Redesign und Business Continuity

2009 ? 2015 Consultant and specialist for Storage, Linux and Network systems at Skandia

Design, implementation and 24/7 operation of HP EVA, 3PAR and NetApp storage systems (lead), SAN infrastructure (lead), backup systems (design: lead, operations: assistant), network redesign, operations of Solaris infrastructure incl. business continuity (lead),  

storage, Cisco Catalyst/ASA/Router, Brocade und Cisco SAN switches, RHEL server, Solaris, Nagios monitoring

2008 ? 2013 Consultant and systems engineer at Rundfunk Berlin Brandenburg in Berlin and Potsdam

Redesign CMS and web service system infrastructure, virtualization and consolidation, migration and 24/7 operation, storage and SAN, migration operation Day/Adobe CQ/CRX environments, quality assurance, operation of Confluence and Jira environment, 

configuration management HP EVA/NetApp E-Series/Oracle storage, Brocade SAN switches, Scientific Linux, SLES, CQ4/CQ4, CRX, RedHat Cluster, F5 loadbalancer, Atlassian Confluence and Jira

2013 Octavus Office GmbH, network redesign

Deplopyment of new firewalls, switches and routers implementing aredundant design  

2010 Beta Systems AG, mpls Network Troubleshooting

2009 Deployment and operation of Alfresco Share platform for inter 

company collaboration for Berndt & Partner GmbH in Berlin

2009 ? 2012 Mitteldeutscher Rundfunk, design of storage architecture for cooperate web services

Evaluation, Design and implementation support for secure, highavailable high performance storage architecture for web- and streaming services HP EVA, STK and NetApp Storage, nfs, CIFS, Microsoft AD, Red Hat Cluster including GFS  

2006 ? 2007 Consultant and network administrator at Skandia in Berlin

Operation and support of the Skandia Global Area Network andweb hosting network environment incl. firewalls and vpn infrastructure

2007 Deutsches Rundfunk Archiv, Sun support

Maintenance of Sun system and storage

2006 - 2007 Fraunhofer Institut - Rechnerarchitektur und Softwaretechnik FIRST, consultant

Consulting and planing of virtual server infrastructure Deployment of VMWare ESX environment Education of staff on visualization technologies

2005 ? 2006 DUG AG, consulting and network administration

mpls troubleshooting, firewall redesign, vpn implementation

2004 ? 2012 Octavus GmbH, network administration

Operation of routers, switches, firewall and vpn system

2006 Rundfunk Berlin Brandenburg, development of a ldap directoryintegration solution

Design and implementation of a solution to synchronize multiple enterprise ldap directories

2005 Deutscher Bundestag Parlamentsfernsehen, development and 

deployment of a asset management solution Design, and implementation (project management) of the development for a custom asset management system Delivery of an inventory of all technical assets of the broadcasting environment

2001-2007 Max- Planck-Institut für Wissenschaftgeschichte in Berlin, consultant

Consulting and support for network- and system infrastructure, securing and redesign of network- and computing systems, System monitoring with Nagios, Network restructuring, Server consolidation with VMWare, Web services, Design and deployment of a campus wireless infrastructure

2003-2004 Employer of pro business Berlin AG, IT-Consultant

Consulting Linux base infrastructure projects, hp and IBM server and storage solutions presales, software development for high available internet mail service gateway

2002-2003 Ostdeutscher Rundfunk Brandenburg, system administrator web farm

and content management system

Migration from Informix to MySQL database, Migration of cms release, improvement of web, services development and operation, operation and support of all portals, planing of new environment, deployment of release engineering for cms system

2002 Employer of DIS AG, Cisco networker

Support and maintenance of the orb campus network

2001 - 2002 Employer of COLT Telecom GmbH, systems engineer

Operation of the network and web hosting environment in the internet 

data center  

2001 Employer of MediaFile GmbH, systems engineer

Support services for the evaluation of asset management systems for broadcasting environments, design and project management to develop a network solution for Berlin broadcasting companies in collaboration in Carrier 

1999-2001 Employer of /H/S/D Consult EDV Beratungsgesellschaft mbH (from 

1.10.2000 Cronon AG), consultant and hostmaster

Operation and maintenance of the internet access and web hosting environment, consulting, deployment and maintenance of company and customer firewall solutions, consulting customer network solutions

1997-1999 Employer of todo Gesellschaft für Informationstechnik  mbH, consultant and administrator 

Operation and maintenance of the internet access and web environment, consulting for customer network solutions

1995 ? 1997 Mediadesign GmbH, consultant and IT administrator

Planing and installation of a heterogeneous network including physical cabling, installation of all network devices line HUBs, and routers, file services, media asset management system, internet access, user support, education of staff and customers, PBX

1994 Establishment of self employed business to provide Unix systemadministration, network services and internet access