Network Engineer 4 4P​/810

Location:Atlanta, GA
Client:Southern Company Services
Experience:10+ Years
Contract- 3 Years- W-2
Focus:Enterprise Voice, VoIP & Unified Communications

We are seeking a
Senior Network Engineer specializing in Cisco Voice and Collaboration
to support a large enterprise telephony environment. This role will design, administer, troubleshoot, and maintain Cisco Unified Communications infrastructure across multiple locations and CUCM clusters.

The ideal candidate will have deep hands‑on experience with
Cisco CUCM, UCCX, Unity Connection, IM&P, Expressway, SIP, CUBE, voice gateways, VoIP protocols, and enterprise network technologies
.

• Engineer, maintain, and support enterprise‑wide
  Cisco Unified Communications and VoIP infrastructure
  .
• Administer and troubleshoot
  Cisco CUCM 14.x, UCCX, CUC, IM&P, Telepresence, and Expressway
  .
• Support Cisco voice gateways, SIP trunks, CUBE routers, analog/POTS services, and SBC solutions.
• Troubleshoot dial plans, call routing, translation patterns, voicemail, recording, and monitoring systems.
• Support E911 platforms, paging systems, voice recording servers, and related applications.
• Maintain LAN/WAN/WLAN, VPN, VoIP, and network infrastructure supporting voice services.
• Perform advanced troubleshooting of SIP, MGCP, SRTP, DNS, DHCP, and other voice/network protocols.
• Document network and voice standards, designs, and engineering changes.
• Update technical diagrams using Microsoft Visio.
• Work with vendors, business partners, and internal technology teams.
• Participate in after‑hours support and on‑call rotations as required.

• Bachelor’s degree in Computer Science or related field with
  10+ years of relevant technical experience
  , or
  15+ years of voice/network experience
  .
• Expert‑level experience supporting enterprise
  VoIP, telephony, video conferencing, and collaboration platforms
  .
• Strong hands‑on experience with:
  • Cisco CUCM 14.x
  • UCCX
  • Cisco Unity Connection
  • IM&P
  • Cisco Expressway / Telepresence
  • Cisco CUBE
  • SIP Trunks
  • Voice Gateways
  • Jabber / Webex
• Strong understanding of
  TCP/IP, OSPF, VLAN, Spanning Tree, SNMP, RADIUS, SIP, MGCP, DNS, and DHCP
  .
• Experience with Cisco UCS, VMware, vSphere, Windows, and Linux/UNIX.
• Strong troubleshooting and enterprise customer‑support skills.
• Ability to work independently and communicate effectively with technical teams, vendors, and management.

• ACME Packet SBC experience.
• Cisco ISR/ASR, Nexus 5K/7K, routers, and switches.
• E911 administration.
• Python, JSON, API integration, or scripting experience.
• Experience with enterprise network monitoring and administrative tools.