Network Voice Engineer Jobs in Raleigh, NC (NOW HIRING)

Reporting to the Manager of Network and Telecom Infrastructure, this position will be part of a strong team that works closely with internal colleagues and vendors to maximize network, voice, and unified communications system efficiency, consistency, and availability.  This role functions as a Network & Unified Communications Engineer, with a strong emphasis on voice engineering, call routing, and cloud-based communications solutions. This role is responsible for the design, implementation, and support of both enterprise network infrastructure and voice/unified communications (UC/UCaaS) platforms across a global enterprise environment in Apex, NC.  This role will play a key part in supporting and evolving the organization’s voice environment from on-premises systems to modern cloud-based platforms. 

Come build your future with us! 

• Design, implement, and support enterprise voice and unified communications (UC/UCaaS) platforms across on-premises and cloud environments. 
• Serve as a subject matter expert for voice systems, supporting design decisions, troubleshooting, and platform evolution. 
• Configure, troubleshoot, and maintain enterprise network infrastructure, including routers, switches, wireless systems, firewalls, and SD-WAN technologies across multi-vendor environments (e.g., Cisco, Aruba, Palo Alto, VeloCloud).  
• Support day-to-day network and voice operations, including incident response, ticket resolution, and outage management. 
• Design and support enterprise wireless and secure access solutions, including controller-based and cloud-managed environments, as well as network access control platforms (e.g., Cisco WLC, Aruba Central, ClearPass). 
• Monitor and resolve network and voice incidents, including proactive performance analysis and operational troubleshooting. 
• Manage network and voice infrastructure projects from planning through implementation and maintaining accurate system documentation. 
• Administer and support Cisco Unified Communications Manager (CUCM) and related voice applications, including lifecycle management, upgrades, and migration to cloud-based platforms such as Webex Calling and RingCentral CX. 
• Design and maintain dial plans, call routing logic, and number normalization for multi-site environments. 
• Configure and support voice signaling protocols (SIP, H.323, MGCP) and ensure interoperability across systems and providers. 
• Troubleshoot voice issues across the full call path, including endpoints, call control, gateways, signaling, and media quality (latency, jitter, packet loss). 
• Manage voice connectivity including SIP trunking, PSTN integration, and coordination with telecom carriers. 
• Implement and maintain Quality of Service (QoS) policies to support voice and real-time communications. 
• Design and implement secure network infrastructure and controls, including firewalls, VPN, and access management capabilities to protect enterprise systems. 

• B.S. or B.A. in a technical field or relevant combination of education and experience (may consider 10 years of relevant experience in lieu of degree). 
• 7+ years of experience implementing, administering, and troubleshooting enterprise network and voice infrastructure. 
• Strong understanding of network security concepts including firewalls, VPNs, and access control. 
• Strong understanding of enterprise networking, including routing, switching, TCP/IP, and dynamic routing protocols (OSPF, EIGRP, BGP). 
• Experience designing, supporting, and troubleshooting enterprise voice and unified communications systems (UC/UCaaS) platforms including dial plans, call routing, and protocols such as SIP, H.323, and MGCP. 
• Experience with SIP trunking, PSTN connectivity, and telecom carrier integrations. 
• Exposure to cloud-based voice and contact center platforms (e.g., Webex Calling, RingCentral CX) preferred. 
• Experience supporting collaboration technologies including voice, video conferencing, and other collaboration technologies. 
• Familiarity with network monitoring and troubleshooting tools (e.g., LogicMonitor, LiveAction or similar). 
• Experience working as a Network Engineer, Voice Engineer, or Unified Communications Engineer in enterprise environments. 
• Strong documentation and communication skills, both written and verbal. 
• Ability to work across teams and manage multiple priorities. 

Professional Skills and Additional Requirements:  

• Experience with enterprise LAN/WAN technologies and architectures. 
• Ability to design, document, and support complex network and voice infrastructures. 
• Strong analytical and problem-solving skills. 
• Ability to work in a fast-paced environment with shifting priorities. 
• Cisco CCNP (Enterprise or Collaboration) or equivalent experience strongly preferred.