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# IT-Operations-Mitarbeiter:in Professional

- **Company:** sidion GmbH
- **Location:** Stuttgart, Germany (Remote available)
- **Experience:** Starter
- **Salary:** €53,997.0 - €72,010.0
- **Contract:** Permanent contract
- **Skills:** IEEE 802.1X, Microsoft Windows, Wireless LAN, Amazon Web Services, Microsoft Azure, Bash Shell, Ubuntu (Operating System), Cloud Computing, Debian Linux, Linux, DevOps, Disaster Recovery, VMware ESX Servers, Hyper-V, Information Technology Operations, Internet Protocol Security (IP SEC), Virtual Private Networks (VPN), Local Area Networks, Linux Servers, Log Analysis, Windows Servers, Routing, OpenVPN, Windows PowerShell, Ansible, Prometheus, SQL Databases, TCP/IP, Virtual Local Area Networks, Virtualization Technology, VMware VSphere, Wide Area Networks, Zabbix, Transport Layer Security, Cloud Monitoring, Grafana, Firewalls (Computer Science), Gitlab, Git, Microsoft InTune, Gitlab-ci, Kubernetes, PfSense, Fortinet, Veeam, Docker
- **Published:** September 24, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=0798515540312bf1

## About the Role

* Mehrjährige Berufserfahrung in IT Operations, Systemadministration oder vergleichbarer Rolle
 * Fundierte Kenntnisse in Microsoft Azure/AWS sowie Microsoft 365, Entra ID, Intune und Exchange Online
 * Erfahrung mit Virtualisierung (VMware vSphere/ESXi oder Hyper-V) und Windows-Server-Administration
 * Sicherer Umgang mit Linux-Servern, insbesondere Debian und Ubuntu
 * Know-how in Netzwerktechnik: TCP/IP, VLAN, Routing/Switching, VPN (IPsec/OpenVPN/SSL), Firewalls (pfSense, Fortinet, UniFi)
 * Erfahrung mit Backup- und Disaster-Recovery-Lösungen, idealerweise Veeam
 * Praxis in Monitoring und Log-Analyse (Zabbix, Azure Monitor, Grafana/Prometheus/ELK)
 * DevOps-Erfahrung mit Docker, Kubernetes, Git/GitLab CI, Ansible
 * Sichere Skriptkenntnisse in PowerShell und/oder Bash, SQL-Grundkenntnisse von Vorteil
 * Kenntnisse in IT-Sicherheitskonzepten, idealerweise ISO-27001-Grundwissen
 * Erfahrung mit strukturiertem Incident-, Problem- und Change-Management
 * Selbstständige, lösungsorientierte Arbeitsweise, Kommunikationsstärke und Freude an Wissensvermittlung
 * Gute Deutsch- und Englischkenntnisse in Wort und Schrift

## Description

* Administration und Weiterentwicklung von Cloud- (Microsoft Azure, AWS) und Microsoft-365-Umgebungen (Entra ID, Intune,
 * Exchange Online, Teams)
 * Betrieb und Optimierung von Server- und Virtualisierungsinfrastrukturen (VMware vSphere/ESXi, Hyper-V, Windows Server, Linux)
 * Planung, Konfiguration und Absicherung von LAN-, WLAN- und WAN-Netzwerken (VLAN, Routing, VPN, Firewalls, RADIUS/802.1X)
 * Verantwortung für Backup- und Disaster-Recovery-Konzepte (Veeam Backup & Replication), inklusive Wiederherstellungstests
 * Monitoring, Log-Analyse und Automatisierung administrativer Aufgaben (Zabbix, Azure Monitor, Grafana/Prometheus/ELK)
 * Einführung und Betrieb von DevOps-Werkzeugen (Docker, Kubernetes, GitLab/GitLab CI, Ansible)
 * Steuerung von Incident-, Problem- und Change-Management-Prozessen
 * Fachliche Eskalationsinstanz im 3rd-Level-Support und Mentoring von Junior-Kolleg:innen


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