Ismael Columna Montero Email & Phone Number

Santo Domingo, Do

Santo Domingo, Distrito Nacional, Dominican Republic

Manejo de equipos de seguridad Fortinet: Políticas, navegación y permisos de usuarios, Site to Site VPN, SSLVPN, enrutamiento, manejo de SDWAN, HA Failover; Citrix Netscaler ADC: Publicación de servicios, configuración de balanceo de carga para alta redundancia; Konga API Gateway: Publicación de puertos, servidores, servicios; Windows Server: Configuración de políticas por dominio (GPO), creación/modificación de usuarios y roles de acceso. Colaboración con las diferentes áreas (redes… Show more Manejo de equipos de seguridad Fortinet: Políticas, navegación y permisos de usuarios, Site to Site VPN, SSLVPN, enrutamiento, manejo de SDWAN, HA Failover; Citrix Netscaler ADC: Publicación de servicios, configuración de balanceo de carga para alta redundancia; Konga API Gateway: Publicación de puertos, servidores, servicios; Windows Server: Configuración de políticas por dominio (GPO), creación/modificación de usuarios y roles de acceso. Colaboración con las diferentes áreas (redes, datacenter) para troubleshooting y mejoras de las plataformas; gestión de proyectos; apoyo en la reestructuración de la red; pruebas de vulnerabilidades; manejo de incidencias en apoyo al SoC y gestión de servicio al cliente para resolución de problemas de accesos a las diferentes plataformas y servicios. Show less

Santo Domingo, Distrito Nacional, Dominican Republic

In-use technologies analysis and verification; Nationwide networking improvements, planning and deployment; ISP liaison (Claro, Altice, Viva, Wind) for cost-cutting and next-gen technologies acquirement; Personnel management, pre and post device purchase processes verification and network-oriented project planning, development, reporting and execution.

Santo Domingo, Distrito Nacional, Dominican Republic

Advanced networking support and troubleshooting: Edge WAN devices, service switches, branch VPN and failover implementation using both Frame-Relay and GPON services; Network mapping and diagrams creation, traffic flow revision and improvement; DMVPN technology implementation nationwide; Internal traffic flow improvement using dynamic protocols (OSPF, EIGRP); IDF/MDF redesign and implementation project leader; LAN/DMZ Server subnet assessment and security infrastructure provisioning project… Show more Advanced networking support and troubleshooting: Edge WAN devices, service switches, branch VPN and failover implementation using both Frame-Relay and GPON services; Network mapping and diagrams creation, traffic flow revision and improvement; DMVPN technology implementation nationwide; Internal traffic flow improvement using dynamic protocols (OSPF, EIGRP); IDF/MDF redesign and implementation project leader; LAN/DMZ Server subnet assessment and security infrastructure provisioning project leader. Redundancy and failover communication lines implementation project leader, involving negotiation of cutting-edge technologies with Service Providers (ISP) and communication flow simplification. ADSL and Frame-Relay technologies deprecation and High-speed Fiber-Optic implementation project leader; Elastix/Asterisk/Issabel VoIP PBX with CISCO Call Manager (CUCM) integration project leader; Branch VoIP traffic offloading using Dial-Up VPN (L2TP) implementation leader; Communication, services and device management of Fortinet, Watchguard , MikroTik (RouterOS, SwitchOS), Extreme Networks and Aruba equipments; Creation of redundant links with High Availability (HA) technologies using proprietary and standard protocols (VRRP, HSRP); Off-site Point-to-PointP/L2L IPSec VPN interconnection, external institutions interconnection project leader. Show less

Santo Domingo, Distrito Nacional, Dominican Republic

Verification and network diagnostics and basic troubleshooting of nationwide branches. Structured cabling duties and support, devices configuration and support: IP-Phones (Physical/Software), Wi-Fi Extenders, routers and switches. User support and reporting.

Santo Domingo

Hewlett-Packard Corporate Technical Support in DR, honoring customers device warranty, plus troubleshooting software+hardware incidents regarding equipment (Laptops, PC, Printers, etc.). Pre-Sales and Post-Sales consulting towards customer needs.