Berendsohn AG, Hamburg/Germany  2000 – Present

Sr. System Administrator


Design/Install/Configure VMware ESX, ESXi, within vSphere 4 environments with vCenter management, Consolidated Backup, DRS, HA, vMotion and VMware Data Recovery, Design/Install/Configure VMware View environments

Build, configure and deploy VMs and templates. Completed Physical-to-Virtual (P2V), Virtual-to-Virtual (V2V) migration of Windows 2000, 2003, & 2008 as well as Linux servers from VMware and legacy hardware.

Design, install, configure Active Directory Infrastructure, Migration from Novell Netware to Microsoft Windows 2008 R2

Development and maintenance of Lotus Domino Applications (old-fashioned/XPages)

Planning and realising national and international data center migrations and consolidations

Network Infrastructure Design and Maintenance

Responsible for maintaining IT infrastructure including server hardware, VMware environment, data storage, switching and routing, backups, email, firewall, spam filtering, AV, VPN, mobile devices, telephone systems, network monitoring, and all Microsoft technologies.

Server performance analysis and performance tuning

Responsible for design, implementation and maintenance of Fujitsu & HP servers and storage hardware, AntiVirus, Spam and AV filtering, Blackberry Enterprise Server, Backup, Active Directory, Novell NDS/eDirectory, Lotus Domino Server

ADSIedit, Replmon, Repadmin, DCDiag, NetDiag; Active Directory Sites and Services, Active Directory Users and Computers, Nagios, Remote Desktop Connection, VNC, ping, tracert, telnet, PowerShell, PowerCLI, sh.

Manage PC and laptop support for sites and/or colleagues in Germany, France, Italy, Netherlands, Poland, Denmark, Sweden, Norway, Luxemburg, Belgium, Austria and Switzerland, implement service desk best practices.


VMware Training

– VMware vSphere 4: Install, Configure, Manage

– VMware vSphere 5.5: Install, Configure, Manage

– VMware View 5.2: Install, Configure, Manage

– VMware Capacity Planner for Partner

Microsoft Training

– MOC 2208 Updating Support Skills from Windows NT 4.0 to MS Windows Server 2003

Novell Training

– Novell Netware 5.1 Advanced Administration

– N3006 Novell Desktop Management – ZENworks 4

Linux Training

– N3037-1 SUSE Linux Administration Pt1

– N3037-2 SUSE Linux Administration Pt2

– N3038-1 SUSE Advanced Linux Administration Pt1

– N3038-1 SUSE Advanced Linux Administration Pt1

Other Certifications

– Network Administrator Certification at Siemens Business Services

Language Courses

– English

– Dutch

– French

– Japanese

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