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 performance tuning

Cisco Data Center
Network
ing

• Architect and operate Cisco ACI fabrics, including multi-pod/multi-site deployments
• Manage Cisco Nexus platforms (9K/7K/5K), vPC, VXLAN, EVPN, and spine-leaf architectures
• Implement segmentation, micro-segmentation, and security policies
• Support DC migrations, new plant deployments, and compute/storage integration
• Ensure