IT Administrator (m/f/d) - Telephony

Key Responsibilities

• Administer, maintain, and operate enterprise telephony systems, including VoIP and IP telephony platforms.


• Manage and support Microsoft Teams Phone deployments and telephony services.


• Administer and maintain contact center solutions, including Voxtron and Microsoft Teams-based call center environments.


• Operate and support the Clobba reporting and analytics solution.


• Install, configure, and maintain telecommunications infrastructure and end-user devices, including IP phones, softphones, and gateways.


• Manage user accounts, phone numbers, extensions, call routing rules, and dial plans.


• Monitor telephony infrastructure, analyze system performance, and proactively identify issues.


• Diagnose and resolve telephony-related incidents and service disruptions.


• Integrate telephony platforms with existing IT systems and network environments.


• Collaborate with telecommunications carriers, vendors, and external service providers.


• Create and maintain technical documentation, operational procedures, and system configurations.


• Provide 2nd and 3rd level support for telephony and communication services.

Requirements

• Completed vocational training or degree in Information Technology, such as IT Specialist (System Integration), IT Systems Technician, or a comparable qualification.


• Proven experience with Microsoft Teams Telephony, IP telephony, VoIP solutions, and/or Voxtron contact center platforms.


• Experience with Clobba reporting and analytics.


• Hands-on experience with enterprise telephony systems, preferably Cisco Unified Communications Manager (CUCM).


• Fundamental knowledge of network administration, including LAN, VLANs, firewalls, and routing.


• Experience working with Windows Server environments and Active Directory.


• Strong analytical and problem-solving skills with a structured and methodical approach to work.


• Excellent communication skills and the ability to work effectively in a team environment.


• Good command of written and spoken English.

Desirable additional skills

• Knowledge of monitoring tools