5 of 5 Permanent PSTN Jobs

including updating rules and filters to maintain a strong security posture. Support infrastructure maintenance activities, including upgrades and vulnerability patches. Collaborate with vendors and PSTN partners to resolve issues, manage upgrades, and maintain service contracts. Process Improvement and Documentation: Contribute to the development and enforcement of Standard Operating Procedures (SOPs ...

CISCO Secure Client CISCO Router & Switch hardware CISCO Unity, Expressway, UCS and CUCM DHCP and DNS WAN carrier technology and circuitry (ISDN, PSTN, Broadband, Microwave, Wireless, etc) SolarWinds VLAN construction and implementation Network Management and Diagnostic software and tool kits Multitone and PageOne Paging Solutions Netcall system design and management ...

VoIP, SIP, SBCs, and enterprise call routing * Experience with cloud telephony platforms such as Microsoft Teams Phone, Zoom Phone, Cisco, or Mitel * Understanding of PSTN replacement approaches, number management, and porting processes * Experience delivering telephony migrations or transformation programmes * Strong troubleshooting skills across telephony, network, and endpoint technologies * Ability ...

codec mismatches Provide technical leadership for WebRTC media behavior, including ICE, STUN, and TURN traversal Lead investigation and resolution of BYOC, SBC, carrier, and PSTN interconnect issues Collaborate with network and security teams on NAT, firewall, QoS, and voice path optimization Architecture & Platform Engineering Design, review, and optimize: Architect call ...

dormant or unmanaged accounts to build trust and rapport Identifying and pursuing upsell/cross-sell opportunities across the portfolio Educating clients on the PSTN switch-off and positioning yourself as their migration partner Driving growth and retention across your portfolio Delivering tailored solutions across connectivity, VoIP, cloud and security ...