Steffen Gehrig

System Administrator . 31 years . located in Walldürn


System Administrator

WEISS GmbH specializes in the manufacture and development of components for automation technology.
Together with a colleague my tasks are: Global IT support, expansion of our IT network infrastructure, documentation, rollout of new hardware, software and more.

05/2019 - Today

System Administrator

AOE GmbH provides enterprise e-commerce platforms and digital marketplace solutions. Developed with agile methods, based on Open Source Technology.
As part of the Core IT team my core tasks were: Support of Employees, taking care of the internal network infrastructure, rollout of new hardware, software solutions and more.

01/2016 - 04/2019

Technical Support Engineer – NSG

Sophos develops products for communication endpoint, encryption, network security, email security, mobile security and unified threat management.
As an Technical Support Engineer i worked on 1st and 2nd Level support for customers of the Sophos network solutions.

10/2015 - 12/2015

System Administrator - Support Leadership

I took care of the leadership in the support department of the Company.

02/2015 - 09/2015

System Administrator

After the apprenticeship i was now employed as a full System Administrator at Scholz & Volkmer. My core tasks were: taking care of the infrastructure, rollout of new products to employees, employee support.

07/2011 - 02/2015


This was a three year apprenticeship as a "Fachinformatiker für Systemintegration" which was completed 2011.

08/2008 - 07/2011


IT related (in no particular order)
  • MacOSX (10.4 - 10.14)
  • Linux (Debian/RedHat)
  • Windows XP - Windows 10
  • Windows Server R2012 - 2016
  • Microsoft Exchange 2013 - 2016
  • Microsoft Office 365
  • Sophos UTM Firewall
  • Cisco ASA Firewall
  • Fortinet Firewall
  • SonicWall Firewall
  • HP/Aruba Network Switches (E and A series)
  • Cisco Network Switches
  • Zabbix Monitoring
  • Nagios/Icinga Monitoring
  • Logstash
  • Puppet
  • Salt
  • VMWare
  • Mattermost Enterprise
  • Source code management (SVN, GIT)
  • Bash
  • Python
  • PHP
  • 1st and 2nd level support with a smile
  • ... and many more buzzwords :-)

  • German (Native)
  • English (Conversant)

  • Team orientated
  • Strucutured and planed
  • Agile & Scrum
  • Security and dataprotection always in mind
  • Deliver the customer support that you would like to see from others


Apart from being a system administrator, I enjoy photography of animals and nature. Also I enjoy driving around with my car or bike with no special destination.

When forced indoors, I follow a number of television shows like Game of Thrones, Family Guy, South Park and a lot of other series. Gaming is also a large hobby of myself, even though i don't have so much time for this anymore. But if you want to play some games with me, add me on Steam or


  • Linux Professional Institute LPIC-1
  • Sophos XG Firewall Certified Engineer
  • Sophos UTM Certified Architect
  • Sophos UTM Certified Engineer
  • Amazon Web Services Essentials 3.5 ILT
  • HP LAN Switching Installation Administration Professional
  • Fachinformatiker für Systemintegration