Senior Technical Support Specialist
MitelRomania
Posted December 17, 2025
Full Time
About the Company
Mitel is committed to achieving workforce diversity and creating an inclusive working environment. Diversity makes sense for us, for our customers and for our future.
Job Description
Mitel is seeking a Senior Technical Support Specialist to join their team. The successful candidate will provide Level 3 technical support for Open Scape platforms, diagnose and resolve complex network issues, and work with SIP trunks, SBCs, and PBX systems. They will also provide mentorship and advanced technical guidance to Level 1 and Level 2 support engineers.
Requirements
- Strong experience with unified communications / voice platforms, SIP/IP telephony, trunking, multi-line systems, redundancy/failover
- Awareness of the larger infrastructure: networking (LAN/WAN, QoS), servers/virtualization, storage, monitoring/alarms, security hardening of the UC environment
- Ability to operate in 24×7/mission-critical environment (on-call, off-hours support) and deal with high-urgency faults
- Understanding of integration with broader UC/voice systems (e.g.multi-channel communications)