Cisco Voice Engineer

Enterprise Voice

We are seeking an experienced Cisco Unified Communications (UC) Engineer with expertise in Cisco voice technologies, automation, logging/analytics, and testing. The ideal candidate will support, maintain, automate, and validate enterprise voice services in a large-scale production environment.

Required Skills & Experience

• Strong hands-on experience with:
• Cisco Unified Communications Manager (CUCM/Call Manager)
• Cisco Unity Connection
• Cisco Voice Gateways (ISR)
• Analog devices and integrations (ATAs, fax, paging, elevator phones, emergency phones)
• Cisco certifications preferred (CCNP Collaboration, CCIE Collaboration, or equivalent)
• Experience developing and executing AXL API scripts for automation, reporting, provisioning, and bulk administration
• Proficiency in Python, PowerShell, or similar scripting languages
• Experience using Splunk for log analytics, monitoring, dashboard development, troubleshooting, and operational reporting
• Strong understanding of SIP, SCCP, dial plans, call routing, voice quality analysis, and troubleshooting
• Experience supporting large enterprise voice environments

Key Responsibilities

• Administer and support Cisco UC infrastructure, including CUCM, Unity, gateways, and analog solutions
• Develop automation and operational tooling using AXL APIs and scripting
• Perform troubleshooting and root-cause analysis utilizing Splunk and other monitoring platforms
• Design, execute, and document QA, system integration, and regression testing for voice infrastructure changes, upgrades, patches, and migrations
• Develop and maintain test plans, test cases, validation procedures, and rollback strategies
• Validate call flows, voicemail functionality, gateway integrations, analog services, and emergency calling capabilities following system changes
• Create technical documentation, operational procedures, and support runbooks

Preferred Qualifications

• Experience with Microsoft Teams Voice, Direct Routing, and SBC technologies
• Knowledge of Cisco Expressway and Webex Calling
• Experience in change management and production release validation

Ideal Candidate: A highly technical UC engineer who combines Cisco voice expertise, automation skills, Splunk analytics, and strong QA/regression testing discipline to ensure reliable and scalable communication services.