Senior Network Engineer - Voice Transport & Cisco Data Center

Key Responsibilities Voice Transport & Unified Communications Design, deploy, and support Voice Transport systems including SIP, RTP, SBCs, PRI gateways, and VoIP infrastructure across global sites Manage and optimize Cisco Collaboration platforms (CUCM, CUBE, Unity, IM&P) Maintain dial plans, call routing, QoS policies, codec strategies, and voice quality SLAs Integrate voice systems with WAN, SD-WAN, MPLS, and cloud telephony platforms Conduct voice traffic analysis, capacity planning, and pe…