Network Engineer II- VoIP Specialist
- USA
- Permanent
- Full-time
- Configure, support, and maintain Cisco Unified Communications Manager (CUCM) and related components (Unity, UCCX, CUBE, Expressway).
- Administer and support Cisco Webex Cloud services including Calling, Meetings, and Messaging integrations.
- Monitor and troubleshoot voice traffic, call flows, and performance issues using packet capture tools and performance metrics.
- Support and implement routing and switching infrastructure in coordination with voice and network requirements.
- Analyze call flow using tools such as Wireshark and RTMT to isolate and resolve issues.
- Develop and maintain detailed documentation, including call flow diagrams, configurations, and SOPs.
- Collaborate with network engineering, security, and help desk teams to support business operations and projects.
- Ensure voice systems comply with organizational security policies and industry best practices.
- Participate in on-call rotation and provide after-hours support for critical voice issues or maintenance windows.
- Proficient in Cisco Unified Communications Manager (CUCM), Cisco Unity, and Webex Cloud Calling platforms.
- Solid understanding of Cisco routing and switching (OSPF, BGP, QoS, VLANs, etc.).
- Familiarity with SIP, H.323, MGCP, and other VoIP protocols.
- Strong analytical skills to trace packet flow and identify voice quality issues across network segments.
- Experience with troubleshooting tools like Wireshark, RTMT, and Cisco CDR Analysis.
- Cisco certifications such as CCNP Collaboration or equivalent are preferred but not required
- Excellent verbal and written communication skills.
- Strong organizational skills and the ability to manage multiple priorities.
- Ability to work independently and as part of a cross-functional team.
- Customer-focused with a commitment to delivering high-quality support.