L3 Telecom Admin - CISCO Unified Communications
Astra North Infoteck Inc.
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.
Strong 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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