Senior IT Voice Engineer

We are seeking a Senior IT Voice Engineer for our enterprise voice and network environment. This role will contribute as a team member for both Cisco CUCM and Microsoft Teams Voice, playing a critical role in our active migration from Cisco to Microsoft Teams Voice. The ideal candidate has deep hands-on experience, strong architectural skills, and a proven ability to lead complex voice migrations while maintaining operational stability., Voice Architecture

• Support the migration from Cisco CUCM to Microsoft Teams Voice.
• Design voice architecture, including Direct Routing, Calling Plans, and hybrid scenarios
• Provide expert-level support for Microsoft Teams Voice, Cisco CUCM, Unity Connection, CCX, gateways, and SIP integrations during transition
• Configure, manage, and optimize Session Border Controllers (SBCs)
• Develop and maintain dial plans, call routing, normalization rules, and number porting strategies
• Analyze and resolve complex call quality and signaling issues

Network & Infrastructure Engineering

• Ensure enterprise network readiness for Teams Voice, including QoS, bandwidth planning, and latency optimization
• Support enterprise LAN/WAN environments with a focus on voice quality and QoS
• Configure and troubleshoot VLANs, QoS, routing, and switching
• Collaborate with network and security teams to ensure voice traffic reliability and security
• Monitor system performance and proactively address issues

Operations

• Work closely with vendors, carriers, and Microsoft/Cisco support
• Establish operational standards, monitoring, and documentation
• Develop continuous improvement initiatives for voice and collaboration services

• Strong hands-on experience with Microsoft Teams Voice, preferably Direct Routing
• Extensive experience supporting Cisco CUCM in large enterprise environments
• Deep understanding of SIP, VoIP, RTP, TLS, and telephony signaling
• Proven experience leading or architecting voice migration projects
• Strong networking fundamentals (QoS, VLANs, routing, switching)
• Advanced troubleshooting skills across voice and network layers

Preferred Qualifications

• Direct experience leading Cisco CUCM to Microsoft Teams Voice migrations
• Experience with global or multi-site voice deployments

Soft Skills & Leadership Attributes

• Strong technical leadership and decision-making skills
• Excellent written and verbal communication
• Ability to influence architecture and standards
• Comfortable working in complex, high-visibility initiatives
• Self-directed with strong ownership mentality