Network Engineer

• Apr 2022 - Present

Intermediate Network Engineer

• Feb 2019 - Jun 2022

Key Responsibilities: • Network infrastructure management for major businesses in NZ, resolving incidents, managing requests and carry out changes to the infrastructure. • Troubleshooting critical, major and minor Network alarms and resolving them on a daily basis. • Configuration and management of multi-vendor networking and information security devices such as routers, switches, firewalls, load balancer etc. deployed on client's premises. • Updating Network documentations/diagrams on SharePoint. Monitoring, Management and escalation of all Change Requests, Incidents • Troubleshooting high priority jobs (P1 & P2) and work on resolving them under the defined SLA's. Also, manage all high priority incidents after hours (23:00 - 07:00) during On-Call period. Show less

Helpdesk Analyst

• Sep 2018 - Nov 2018

Key Responsibilities: • Technical troubleshooting within an enterprise environment Level 1 & 2. • Providing IT support to international students and faculties. • Demonstrating strong and confident customer service skills. • Dealing with network connectivity problems and wireless access point failure. • Installing and configuring computer hardware, operating systems and applications. • Handling user account creation and modifications. Key Responsibilities: • Technical troubleshooting within an enterprise environment Level 1 & 2. • Providing IT support to international students and faculties. • Demonstrating strong and confident customer service skills. • Dealing with network connectivity problems and wireless access point failure. • Installing and configuring computer hardware, operating systems and applications. • Handling user account creation and modifications.

External IT Consultant / Network Engineer

• Jun 2015 - Apr 2017

Key Achievements: • Successfully replaced two core switches in the Colombian Army network, significantly increasing its speed and minimising network downtime (only one day as opposed to the two days the client had planned for) and at the same time improving the security. By introducing a high availability network infrastructure EPSR (redundancy and resilience) to provide maximum performance of the network. Key Responsibilities: • Designing and implementing secure IP, VoIP and CCTV networks suitable for new military bases. • Training and mentoring junior IT military engineers in network and security troubleshooting Level 1 & 2. • Network administration of multi-vendor routers, switches L2/L3 and wireless devices on-site and remotely. • Optimizing and improving the security and configuration of network devices. • Providing technical advice on open tenders and contracts from Army IT regarding new infrastructure. • Work with 3rd party and supplier communications (Carriers, ISP’s, hardware providers) Show less

Solution Engineer / Technical Pre-Sale Engineer, Northern South America

• Mar 2013 - May 2015

Key Achievements: • Helped to implement a high-reliability and secure network (MAN) in one of Colombia’s most remote cities. This provided free wireless internet access, video surveillance (CCTV 24x7) and emergency telephony (IPVoice) to contact different emergency entities such as Police, Fire Station, ARMY, White Cross and Hospitals. All these devices were installed around the city at strategic points such as the airport, hospital, parks and other spots. Key Responsibilities: • Designing and implementing security and high availability LAN/WAN network infrastructure (IP, CCTV and Wireless) through channel partners, suppliers and resellers in different countries. • Provide technical troubleshooting and network administration at Level 1/2 & 3 to the customer’s products and network infrastructures. • Preparing/presenting technical solutions and training clients to successfully use Allied Telesis solutions. Show less

Senior Network Engineer – Team Leader – National Army (Colombia)

• Dec 2009 - Feb 2013

Key Achievements: • Trained the new Military Engineers how to use the network hardware and software. I also educated them in technical and customer service support to accelerate the process to report and resolve network and security issues. • Redesigned the Army’s network to improve its performance, speed and security. I completed various projects on time and within budget and was responsible for the national networks (over 150 sites) and unified communication infrastructure. I configured and maintained security devices to ensure the safety of company software, systems and data. Key Responsibilities: • Designer and administrator of IT infrastructure and setting up LAN, WAN and internet networks for the National Army of Colombia (over 150 sites/more than 1500 multi-vendor routers, switches L2 & L3 and wireless devices). • Designing new network IT infrastructure and optimising new systems. • Assist technical support engineers with level 1 and level 2 issues. • Training and mentoring junior IT Military Engineers in network troubleshooting which significantly increase the number of satisfied users and reduced number of tickets at level 2 and level 3 service support. • Work with 3rd party and supplier communications (Carriers, ISP’s, hardware providers) Show less

Senior Network Engineer

• Jan 2009 - Nov 2009

Key Responsibilities: • Network administrator and support for the Communication Infrastructure (LAN/WAN) at level 1 & 2. • Configuring the local Check Point firewall and Cisco routers & switches, ensuring the IT and VoIP services were running efficiently. • Coordinating several providers of last kilometre connectivity, including ISP monitoring and support. • Coordination of maintenance window (preventative maintenance) and ticketing management. • Managing clients such as Microsoft, Novartis, McDonald's, Telecom, Visa, Xerox and Whirlpool. Show less

Service Provisioning Engineer

• Mar 2007 - Dec 2008

Key Responsibilities: • Planning network and other physical system layouts, preparing diagrams and keeping accurate records. • Responsible for conducting the Facilities Visits and Configurations of different equipment for LAN, WAN and Wireless networks. • Configuring multiple Cisco devices such as Access Point, Gateways and VoIP devices. • Configuring Point-Point, Point-Multipoint links in different types of wireless technologies. • Provisioning of web hosting services and different IP voice services. • Configuring at the routing level of the backbone network (ISP backbone infrastructure). Show less

Help Desk Engineer

• Jan 2006 - Mar 2007

• Monitoring the customers client’s networks though What’sUP and PRTG Traffic • First point of customer contact, providing technical support for first call resolution of reported issues weekly via telephone, email, and remote desktop control • Assisting customers with email set-up in Outlook, login issues and connection issues • Documented and tracked all received requests in incident management system • Setting up Servers/Computers/Laptops and installing software for various applications Show less