Led and managed end-to-end networks and security infrastructure for managed customers, from startups to large industries. Provided technical consultation, deployed, configured, monitored and maintained routing & switching, security, wireless, SD-WAN and Zero Trust networks. Developed streamlined documentation to help internal teams increase operational efficiency in technical case handling. Enhanced strategic partners' technical support for leading IT vendors, adding value to our team and reducing escalations to vendor TACs. Improved IT networks and security operations across data centres, offices, and virtual and cloud environments.

Led as regional TAC consultant providing technical support of Coriant routing and switching portfolio for leading ISPs in South America (Argentina, Peru and Paraguay). Resolved TAC fault cases, reduced network problems, minimising network risks. Analysed critical, major and minor events for immediate response and quick recovery of services. Provided on-site and remote technical assistance, outage recoveries, root cause analysis and case escalation. Designed MOP documentation, deployed and performed lab test scenarios for fault replication.

Launched the design, coordination, deployment, commissioning and troubleshooting of the wireless networks for outdoor and roadway lighting fixtures in South America. • Identified essential requirements, ensured technical solutions align with client specifications and local regulations. • Designed new customer systems, delivered and submitted requests for proposals. • Developed technical and commercial documentation of the GE Lighting Network System product portfolio. • Carried out software/firmware upgrades, performed hardware testing and root cause failure analysis, performed system network fault detection and escalation to prioritise resolution.

Planned, deployed and performed troubleshooting and technical support of Coriant routing & switching networks.• Led the IP/MPLS network planning of the Coriant backhaul network. • Integrated and deployed Coriant hardware to the optical transport network. • Configured IP/MPLS traffic services, protocols, mobile access and radio management services on Coriant routers.• Provided technical support for the customer IT department on Coriant devices.

Led the end-to-end management and technical support of Huawei 2G, 3G and 4G networks for leading mobile operators (Digitel, Movilnet and Telefonica Movistar) in Venezuela. • Carried out network inspections and maintenance plans, provided analysis and fault location, monitored network performance logs, handled and reduced (critical/major/minor) network problems, lower risks, and ensured stable network operations.• Analysed the scope of critical, major and minor accidents for an immediate response, collecting and analysing data for quick recovery of services. Provided on-site and remote technical assistance, communication with different levels of management and customers to comply according to their SLA (Service Level Agreement) for effective fault management.• Provided technology transfer to customers and suppliers, attending customer meetings to request feedback regarding our work performance and technical support, guaranteeing high customer satisfaction.• Recommended and implemented network expansions, reconfigurations, software and hardware updates of mobile infrastructure networks. Reviewed and submitted precaution bulletins recommendations to customers according to the equipment specifications.

Performed the implementation, configuration, upgrade, and technical support of fibre-optic and transmission networks in Venezuela.• Planned, integrated SDH / WDM fibre-optics and transmission equipment, software/hardware updates, and technical support.