Job Introduction Frequentis Group with headquarters in Vienna is an international supplier of communication and information systems for control centres with safety-critical tasks. Worldwide, more than 500 customers in some 150 countries with more than 45,000 workstations already trust our know-how and proven experience. Key Tasks

System & Solution Integration:

Implementation and commissioning of complex IT and communications solutions (on-premises/hybrid), including project-specific customizations, FAT/SAT acceptance testing, and testing

Communications & VoIP:
Strong understanding of VoIP/SIP, as well as analysis, debugging, and troubleshooting (SIP/RTP); Experience with SBCs and the integration of IP telephony and wireless communication

Network & Security:
Knowledge of TCP/IP, routing, VLANs, firewalls, and DMZ; Cisco experience is a plus

Servers, Virtualization & Platforms:
Experience with Windows and Linux as well as virtu...