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# Senior IT-Systemadministrator - Köln, Bonn oder Düsseldorf

- **Company:** Aschert & Bohrmann GmbH
- **Location:** Düsseldorf, Germany
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Cloud Computing, Cyber Security, Data Security, Network Security, Microsoft Servers, Firewalls (Computer Science), Information Technology, Vmware
- **Published:** June 20, 2026
- **Apply:** https://aschert-bohrmann.de/jobs.php?refnr=151691

## About the Role

Erfolgreich abgeschlossene informationstechnische Berufsausbildung oder vergleichbare Qualifikation Fundierte Berufserfahrung in der IT-Systemadministrator Gute Kenntnisse im Bereich Microsoft-Server und in der VMware-Administration Erfahrungen im Bereich Netzwerksicherheit, Zugriffschutz und Firewalls von Vorteil Analytisches Denkvermögen sowie selbstständige und lösungsorientierte Arbeitsweise

## Description

Verantwortung für die Administration der internen IT-Infrastruktur und Cloud-Umgebung Fachgerechte Analyse und Dokumentation von Systemproblemen und Gewährleistung der Datensicherheit Sicherstellung eines reibungslosen IT-Betriebs sowie der IT-Sicherheit Mitverantwortung für die Etablierung effizienter IT-Prozesse Mitbetreuung von IT-Projekten und Steuerung von externen Dienstleistern


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