Netzwerk & Übertragungstechnik STEINER-HITECH GMBH Wien Core Network Support Engineer - Voice Core (f/m/x) STEINER-HITECH GMBH Netzwerk & Übertragungstechnik Wien Dienstort
None Wien Anstellung
Vollzeit Gehalt
€3000 - €5000 pro Monat Über die Rolle The enterprise is a leading international telecommunications vendor, providing innovative solutions for voice and core network services. Join the international Core Network team (10 members) and take on a vendor-facing role, supporting major mobile network operators in Austria in the operation, troubleshooting, and continuous improvement of their Voice Core and IMS environments. Deine Aufgaben
Vendor Interface & Technical Support: Act as the technical representative for telecom operators and coordinate with internal Level 3 / R&D teams for issue resolution.
Voice Core Operations & Maintenance: Operate and maintain IMS and voice core elements (e.g., CSCF, HSS/UDM, SBC, MGW, TAS) including VoLTE/VoNR services in virtualized environments.
Incident Management & Troubleshooting: Investigate and resolve voice service issues (e.g., SIP signaling, call setup failures, interconnect issues) to ensure high service availability.
Signaling & Interconnect Analysis: Analyze SIP and legacy signaling (SS7/MAP/ISUP) and support roaming as well as inter-operator voice connectivity.
Change Management & Service Quality: Perform system upgrades and configuration changes while monitoring KPIs and improving overall voice service performance.
Dein Profil
Education & Experience: Degree in Telecommunications, IT, or a related field, or equivalent hands-on experience in mobile core network environments.
Packet Core Expertise: Solid kno