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# Netzwerkadministrator / Systemadministrator

- **Company:** DIS AG
- **Location:** Mannheim, Germany
- **Contract:** Permanent contract
- **Skills:** Antivirus Softwares, Internet Protocol, Virtual Private Networks (VPN), Network Architecture, Routing, Network Administration, Security Information and Event Management, Systems Integration, Virtual Local Area Networks, Firewalls (Computer Science)
- **Published:** September 19, 2026
- **Apply:** https://www.adzuna.de/details/5889432916

## About the Role

* Teamfähigkeit, ausgeprägte soziale Kompetenz und eine starke Kundenorientierung

Bereitschaft, eigenverantwortlich zu handeln
Abgeschlossene Ausbildung als Fachinformatiker (m/w/d) mit Schwerpunkt Systemintegration
Mehrjährige Erfahrung in einer ähnlichen Position
Tiefgehendes IT-Wissen und Interesse an den neuesten Entwicklungen in der IT
Umfassende Kenntnisse im Bereich IP-Netzwerke sowie ausgezeichnete Fähigkeiten in IT-Sicherheitstechnologien

## Description

* Eigenständige Bearbeitung von Support-Themen und Tickets im 2nd und 3rd Level

Betreuung und Weiterentwicklung der Netzwerkinfrastruktur im KRITIS-Umfeld
Verwaltung zentraler Sicherheitssysteme (Firewall, Virenschutz, SIEM)
Rotierende Rufbereitschaft im Team für den 24/7-Betrieb hochkritischer IT-Systeme
Netzwerkadministration (Routing, Switching, VLANs, VPN)


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