VOIP Engineer II

Job Overview:

Pay Range: $62.00hr - $67.00hr

Requirement/Must Have:

• Strong analytical, root-cause-analysis, and incident-resolution capabilities.
• Capability to manage after-hours maintenance windows and support issues.
• Strong verbal and written communication skills for drafting technical network diagrams and Standard Operating Procedures (SOPs).
• Deep expertise in Cisco's voice offerings.
• Experience with Cisco Unified Communications Manager (CUCM), Cisco Emergency Responder (CER), Cisco Unity Connection (CUC), and Session Border Controllers (CUBE / SBC).
• Experience with SIP (Session Initiation Protocol), H.323, MGCP, and RTP protocols.
• Strong understanding of IP routing, switching, and QoS (Quality of Service).
• Experience with Cisco Webex Calling.

Responsibilities:

• Perform daily server administration activities for the Voice-Over-IP platform.
• Work across teams to guide resolution of complex issues and provide subject matter input to designs.
• Execute L2/L3 incident and problem response, ensuring that SLAs are met.
• Manage change management, patching, vulnerability management, and day-to-day support of Cisco technologies.
• Serve as lead for assigned voice network development and software implementation projects.
• Evaluate and assess needs, identify and recommend allocation of resources, and set task priorities.
• Execute troubleshooting and optimization, performing root cause analysis for voice issues addressing packet loss, jitter, and latency.
• Configure Cisco integrated service routers and multi-layered switches to support voice operations.
• Manage migration of on-prem VOIP environment to Cisco Webex calling.
• Design and configure CUCM, CER, CUC, and Session Border Controllers.
• Manage route patterns, translation rules, and calling search spaces to ensure reliable internal and external PSTN connectivity.
• Create and maintain detailed documentation for voice solutions, including dial plans and configurations.
• Review and develop standards for voice network infrastructure system access and hardware/software replacement.
• Coordinate with telecommunication carriers and third-party vendors for number porting and incident resolution.
• Oversee software patching, system backups, and firmware upgrades on Cisco voice gateways, phones, and servers.
• Provide out of hours support when required.

Nice to Have:

• Professional-level credentials, such as the Cisco Certified Network Professional (CCNP) Collaboration.
• Familiarity with ServiceNow ITSM solution and CMDB.
• Working knowledge of ITIL.
• Large project management experience and understanding of project management processes.
• Knowledge of enterprise data center and infrastructure environments.
• Experience with IT governance and change management.
• Ability to drive to consensus and present complex ideas in a succinct manner.

Skills:

• CUCM.
• CER.
• CUC.
• UCCX.
• Expressway.
• Cisco Webex Calling.
• SIP.
• H.323.
• MGCP.
• RTP.
• IP Routing.
• Switching.
• QoS.
• Cisco ISR.
• CUBE.
• SBC.

Qualification And Education:

• 5-7 years of experience in VOIP engineering.
• Experience in a global environment interacting with vendors and offshore resources.