Deployment of various web applications using AWS. Involvement in deployment of carrier-grade class 5 switches, ATM and VoIP core infrastructure, DSL access networks using technologies such as VDSL2 and GPON access for IPTV networks.
IP routing protocols (RIP, OSPF, BGP), ATM network design & routing, Voice over IP, H.248 and H.323 signaling, SNMP network management, SIP signaling, Cisco equipment. Extensive experience with network troubleshooting, using packet sniffers, and deploying virtualized networking environments on AWS.
Software deployment automation: Jenkins, Ansible, Chef, Docker
Software development: Ruby on Rails, SQL databases, Visual Studio (ASP.net, Visual Basic), Eclipse IDE (Java), Xcode, Sketch
Networking software: Wireshark, Asterisk IP PBX, Nortel Passport NMS software on Solaris, ADTRAN EMS
AWS design of highly available infrastructure leveraging Elastic Load Balancers, EC2 instances, RDS database deployments across multiple regions.
VoIP network design (Carrier systems with Nortel equipment and Enterprise systems with ADTRAN and Asterisk systems), MPLS network design, multi-service networks (IP, Frame Relay, ATM, and VoIP), enterprise and Carrier end-to-end QoS IP design, wireless mesh 802.11 deployments in campus environments.
Cloud Computing experience through Cloud-based Asterisk deployments for VoIP, IP cameras with ZoneMinder, and various other projects.
Professional Travel Experience
Throughout his experience at Nortel, ADTRAN, and Avaya, David has participated in projects in Italy, Japan, Taiwan, Venezuela, Brazil, Ecuador, Panama, Belize, Mexico, and all throughout the Caribbean meeting with each country’s largest Service Providers in support of their efforts to redefine themselves and provide more value to their end users.