Principal Cisco VOIP Engineer

AJ Sherard

Huntersville, NC ***** 704-***-****

www.linkedin.com/in/aj-sherard-a30445152 *******@*****.***

Principal Cisco VOIP Engineer

Architect & Design Efficiency, Reliability & Redundancy Cisco VOIP Infrastructure Small & Enterprise

Focused IT Professional with proven technical skills and experience in a professional environment. That environment could be small or enterprise level that includes hundred, thousands of Cisco VOIP endpoints. Exemplary customer service, communication skills. Effective multitasker who consistently meets deadlines. Ability to successful adapt to new problems.

Cisco Voice Design & Build Change Control Cisco Voice Server Support

VMware Support Root Cause Analysis Technical Support

Technical Skills

Routers / Switches: Cisco ISR & ASR, Catalyst Switch, Cisco virtual CUBE v8000

Cisco Voice Servers: CUCM 9.x -14.5, CUC 9.X 14.5, CER 9.x-14.5, PCD, Satellite License Server,

MCS hardware, UCS hardware

Cloud: Cisco WebEx, Cisco WebEx HUB, Cisco WebEx cloud to and from CUCM.

Hypervisor: VMware ESXi, VMware VCenter

Tools: Cisco Prime Deployment server, RTMT, SSH client, Phone View, Cisco debugs,

NetScout, CUCM, CUC, CER, Cisco CUBE debug commands

Professional Experience

Charter Communications, Charlotte, NC 2017-2025

Principal Engineer

Architected and designed “New Blue” Cisco VOIP solution for enterprise deployment.

Led design and implementation of Cisco UC infrastructure including CUCM, Unity, CER, SME, ILS, and GDPR.

Designed and deployed redundant ASR CUBEs for SIP trunk resiliency across data centers.

Developed an ILS spoke solution using ASR CUBEs to resolve NAT integration challenges post-acquisition.

Provided technical mentorship to junior engineers.

Managed WebEx Hub, WebEx Teams, and CUCM WebEx Cloud Calling integrations.

Cisco Systems, Charlotte, NC

Solutions Engineer 2016-2017

Designed, engineered, and implemented Cisco Unified Communications per Cisco Best Practices.

Managed full project lifecycle from planning through deployment and closure.

Acted as primary on-site liaison for design meetings and client engagements.

Cisco Systems, Raleigh, NC 2012-2015

Solution Design Engineer

Designed and tested Cisco UC applications including CallManager, Unity Connection, CER, MediaSense, and InformaCast.

Authored detailed design documentation used by Cisco Implementation and Operations teams.

Built and maintained testing labs in RTP, NC and San Jose, CA for design validation.

Managed UCS servers, ESXi hosts, and vCenter environments.

Additional Related Experience

Pepsi Bottling Ventures — Network Engineer - 2010 – 2012

NetStar-1 — IPT Consultant - 2009 – 2010

Bank of America — Solutions Engineer - 2007 – 2009

BellSouth Telecommunications — System Technician - 2005-2006

EDUCATION

ECPI College of Technology — Computer Technology and Hardware Operations (1999)

Central Piedmont Community College — Information Systems, Cisco Network Administration Specialization (2003)

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