Role: Telecom Administrator

Location: Hybrid (3 days per week onsite: Monday, Tuesday, and Thursday)

Role Summary

The Telecom Administrator (L3) will serve as the primary Subject Matter Expert (SME) for Cisco Unified Communications and Collaboration solutions, leading large-scale Avaya-to-Cisco migration, modernization, optimization, and transformation initiatives. This role requires deep expertise in Cisco voice technologies, telecom architecture, and enterprise telephony services.

Required Qualifications

- Bachelor's degree in computer science, Information Technology, Telecommunications, or a related field.
- 8+ years of experience designing, implementing, and supporting Cisco Unified Communications solutions.

Expert-level experience with:

- Cisco Unified Communications Manager (CUCM)
- Cisco Unity Connection
- Cisco CUBE
- Cisco Voice Gateways
- Cisco UCCX
- Webex Calling
- Proven experience leading large-scale Avaya-to-Cisco migration and modernization projects.

Solid expertise in:

- Cisco voice architecture
- Dial plans
- SIP integrations
- Call routing
- PSTN connectivity

Advanced knowledge of:

- SIP
- VoIP
- QoS
- TCP/IP
- WAN
- Session Border Controllers (SBCs)
- Voice network design

Hands-on experience with:

- Avaya Aura
- Avaya Communication Manager
- Avaya Session Manager
- Experience leading voice optimization, consolidation, technology refresh, and transformation initiatives.
- Strong understanding of high availability, disaster recovery, and resilient voice architectures.
- Experience mentoring L1/L2 teams and leading technical escalations.
- Cisco CCNP Collaboration or CCIE Collaboration preferred.
- Excellent stakeholder management, technical leadership,



and communication skills.

Key Responsibilities

- Serve as the primary SME for Cisco Unified Communications and Collaboration solutions.
- Lead end-to-end Avaya-to-Cisco migration, upgrade, consolidation, and optimization projects.
- Design scalable, secure, and highly available Cisco voice architectures and solutions.
- Perform architecture reviews, health assessments, and voice infrastructure optimization initiatives.
- Troubleshoot and resolve complex L3 incidents involving Cisco voice platforms and SIP integrations.
- Define migration strategies, cutover plans, rollback procedures, and implementation roadmaps.
- Manage CUCM clusters, CUBE environments, gateways, dial plans, and enterprise telephony services.
- Collaborate with telecom carriers, vendors, and project teams to ensure successful project delivery.
- Provide technical governance, standards, and best practices for voice infrastructure.
- Mentor L1/L2 engineers and support major incident and problem management activities.
- Develop and maintain telecom architecture, operational, and migration documentation.
- Drive continuous improvement initiatives to enhance voice service availability, performance, and user experience.

Essential Skills

- Cisco Unified Communications (CUCM)
- Cisco Unity Connection
- Cisco CUBE
- Cisco Voice Gateways
- Cisco UCCX
- Webex Calling
- Avaya Aura
- Avaya Communication Manager
- Avaya Session Manager
- SIP, VoIP, QoS, TCP/IP, WAN, SBCs
- Cisco Voice Architecture
- Dial Plans and Call Routing
- PSTN Connectivity
- Telecom Migration & Modernization
- High Availability & Disaster Recovery
- Technical Leadership and Stakeholder Management
- L3 Telecom Support and Escalation Management

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