Voice Network Engineer

Required:
L3 Voice Network Specialist with strong knowledge on VOICE Skill : Oracle SIP Core and Teams Telephony
Oracle SIP Federation : SBC, ECB
ToIP, VoIP, softphone : Microsoft Skype Enterprise ; Cisco ; Alcatel.
Fixe service provider solutions : SIP Trunk, PSTN
Mobile service provider solutions : 3G/4G, private APN, indoor/outdoor coverage
Office telephony
Nice to have:
Network and security knowledge.
French language knowledge

You will be part of a Level 3 Support team concerned with Network Infrastructure.
Clients network will be maintained by a Network Engineer.
You will be in charge of providing ongoing support for networking-related hardware, networking infrastructure, or project-related networking personnel.
All networking devices, including routers, switches, firewalls, load balancers, and proxy linkages between office networks, must be managed, configured by the L3 Network Engineers.