Roles & Responbilities:
Design, deploy, and manage enterprise voice infrastructure and Unified Communications solutions.
Administer and support Cisco Unified Communications Manager (CUCM), Unity Connection, IM & Presence, and Contact Center solutions.
Configure and troubleshoot VoIP, SIP, H.323, MGCP, SCCP, and related voice technologies.
Manage voice gateways, session border controllers (SBCs), and PSTN connectivity.
Perform voice network capacity planning, upgrades, migrations, and optimization activities.
Analyze and resolve complex voice quality issues, including latency, jitter, and packet loss.