- Responsible for supporting a large WAN, SDWAN, LAN, WLAN, SDACCESS, and Datacenter environment for over 114K users and 375 plus sites for fortune 500 company.-Design, configure, install and support large scale Cisco LAN sites using Cisco Nexus 9k and Catalyst 9500, 9300, 3850, 3650, 6500, 6800, 4500-X, 3750X and 2960 switches.-Design, configure, install and support Cisco Wireless Controllers (5508/5520) and Cisco APs(3502/3602/3702/3802/9130 series) for several large sites (+500 WAPs).-Design, configure, install and support a large high availability air gapped network based on Palo Alto FWs, 6880-X, 3850, 3650, 3560CX, 2960CX, Nexus 9K series switches. To host critical services (Security and Fire detection cameras, 911 recorders, recording servers, etc..)-Worked with IT security and the users to design, configure, install and define firewall rules to implement ISO LAN networks.-Worked on Cisco SDN ACI design, BOM and deployed in the Sikorsky CT datacenter. Migrated the existing datacenter into the ACI fabric. Used Python and other automation languages to simplify repeatable operations.-Deployed Cisco SD-Access for the IIoT solution in Sikorsky. Configured Fusion and Border routers. Configured multiple VNs to isolate 3rd party network devices i.e. CNC machines, Chemical Tank Sensors, and other unsecure industrial devices.-Perform advanced Packet capture for troubleshooting application, voip and user issues.-Performed WAN traffic analyses, utilization reports and troubleshooting using CA Netflow, CA Performance and MRTG. -Worked with advanced routing protocols including OSFP, BGP and EIGRP.-Worked with 1GB, 10GB, 40GB and 100GB Single Mode / Multimode and Twinax based networks.

-Member of a team responsible for supporting a large LAN and Wireless environment for over 16K users and multiple sites for a fortune 500 company.-Worked with AT&T global support to plan, coordinate and implement Network changes.-Design, configure and deploy large scale Cisco LAN solutions using Cisco 2960s/x, 3750x, 3850, 4500x, 6504/9, N7K, N5K, N3K switches.-Configure and deploy Cisco 4404, 5508 and 5520 WLC and WAP for several large sites.-Design, deployment and support of a LAN and WLAN Lab to separate Sikorsky from UTC.-Supported the deployment of over 5k Cisco IP Phones.-Request quotes from cable venders and verify installation is done properly.-Worked with advanced routing protocols including BGP, OSPF and EIGRP.-Worked with Cisco Routers, SonicWALL firewalls and Cisco Switches.-Worked with Change control and customer to schedule and implement network changes.-Worked on trouble tickets and provide afterhours support for Network, Server, Printers, Scanner guns, IP address requests, and DNS requests.-Perform advanced Packet capture for trouble shooting various application issues.

-Provide tier II support for data, network security systems and infrastructure.-Plan, coordinate and implement network configuration and hardware replacement changes.-Design, configure, stage and coordinate the rollout of small clinic routers, switches and WAPs. -Responsible for verifying the configuration, document and acceptance into operations support of new sites.-Responsible for IOS upgrades on Cisco Routers, Switches, Avocents and Aruba Controllers.-Responsible for configuring Aruba RAPs for WAH users. -Coached NOC staff to troubleshoot L1 and L2 related issues.-Responsible for Datacenter on-site and on-call hardware support of Cisco Switches, Cisco WLC, Cisco/Juniper Routers and Firewalls, F5 load balancers, Avocents, Aruba Controllers and Aruba Airwave servers.-Develop processes to improve network reliability and availability.-Provide periodic performance reports for review with management providing input on improvements and quality initiatives.-Operate network monitoring and management tools, diagnose problems, restore service for network and/or systems and provide customer support.-Manage engagement of key vendors during the incident management process.-Identify, isolate, and document network/voice problems.-Drive continuous improvements that will improve overall network service delivery.

-Responsible and accountable for the management of Voice and Data (wired, wireless and mobile technologies) telecom and infrastructure projects; -Implement or/and assist in the design of networks and infrastructures of customers assigned to me.-Provisioning of sites according to the customer requirements. Request data, voice and mobile core network configurations based on site requirements.-Manage, schedule and coordinate site cutovers and rollouts.-Validate configuration of deployed devices, test and troubleshoot problems (routing, switching, VOIP or mobile).-Liaison between sales team, engineering, vendors and customers.-Delegate work to back office assistant.-Coach and mentor junior team members.

- I taught Measurement Systems and Techniques, Electricity Security Guidelines, Electrical Circuit Protection and Electrical Circuits Practices (Industrial, residential and commercial buildings).

- Director of the Electrical Technician course; I Taught Electrical and Telecommunications infrastructures and equipment’s for the usage in houses and buildings, Direct and Alternated Current, Transistors, Magnetism and Electromagnetism and Semiconductors. (Theory and Practice).