Senior UC Engineer

About the role

The Senior Unified Communications Engineer is a senior technical leader responsible for the global architecture, design, and reliability of Unified Communications services and supporting infrastructure across on-prem, hybrid, and cloud environments.

Responsibilities

• Own and define the global architecture for Unified Communications services and supporting infrastructure across on-prem, hybrid, and cloud-based environments.
• Design, deploy, and support enterprise-scale Unified Communications platforms with a focus on Cisco collaboration technologies and cloud-based UC services, including CUCM, Unity Connection, E911, UCCX, Expressway, Webex, Cisco Jabber, Microsoft Teams, Zoon, Cisco Cube, Ribbon SBC, and Cisco RoomOS endpoints.
• Serve as a senior technical escalation point for complex UC issues across global environments, including call routing, signaling, media quality, endpoint behavior, and service availability.
• Lead the integration and coexistence of cloud UC platforms (Microsoft Teams, Zoon, Webex) with on-prem Cisco infrastructure at global scale.
• Partner closely with Network and Infrastructure teams to ensure UC architecture is aligned with LAN, WAN, Wi-Fi, VPN, cloud networking, QoS, firewall, and identity standards.
• Lead UC technical efforts for new office builds, renovations, and lifecycle refresh initiatives, ensuring adherence to global architecture and standards.
• Develop, own, and manage Features and user stories as part of an Agile delivery model, translating business and technical requirements into actionable work for engineering and delivery teams.
• Define, maintain, and enforce global UC standards, reference architectures, and deployment models.
• Evaluate new technologies, firmware releases, and cloud feature updates; provide architectural recommendations and lead controlled global rollouts.
• Collaborate with AV, Service Desk, Security, Real Estate, Facilities, and external vendors to deliver a consistent global collaboration experience.
• Develop and maintain architectural documentation, technical standards, and operational runbooks to support scalable and resilient UC services.

Qualifications

• 12+ years of experience in Unified Communications engineering within a large enterprise or global environment.
• CCNA Collaboration
• Microsoft 365 Certified: Teams Administrator Associate
• Deep hands-on expertise with Cisco UC platforms, including CUCM, Unity Connection, E911, UCCX, Expressway, Zoom, Webex, Cisco Jabber, and Cisco RoomOS devices.
• Strong experience supporting cloud-based UC platforms, including Microsoft Teams, in hybrid enterprise environments.
• Strong networking fundamentals with proven experience designing and supporting real-time communications across complex global networks.
• Demonstrated ability to troubleshoot SIP signaling, call routing, media flow, latency, jitter, and packet loss across on-prem and cloud services.
• Experience integrating UC platforms with enterprise identity, security, and network infrastructure.
• Ability to operate independently, provide architectural guidance, and influence technical direction across teams.
• Strong written and verbal communication skills with the ability to articulate architectural decisions to both technical and non-technical stakeholders.
• Bachelor’s degree in Information Technology, Engineering, or a related field, or equivalent professional experience.

Preferred Skills

• Cisco certifications such as CCNP Collaboration, CCIE Collaboration, or equivalent.
• Microsoft certifications related to Microsoft Teams or cloud collaboration platforms.
• Experience leading or supporting global UC migrations, coexistence strategies, or platform transitions.
• Familiarity with UC monitoring, analytics, and management platforms.
• Experience supporting conference rooms and collaboration endpoints at global scale.
• Prior experience working closely with Networking, Audio Visual or Workplace Technology teams.
• Experience contributing to long-term UC roadmap planning and service strategy.
• Experience working within an Agile framework, including developing Features and user stories and managing work through Jira or similar tools.