Summary
Overview
Work History
Education
Skills
Projects
Certification
Timeline
Generic

Gervais Nsengiyumva

Toronto,ON

Summary

  • Network and Infrastructure Engineer with 2 years of experience designing and implementing network infrastructures for one of East Africa's top 5 largest banks, with a revenue of $13 billion USD "Equity Bank PLC", achieving up to 99.95% network and server availability.
  • Implementing security protocols resulting in zero security breaches over a two-year period which helped the bank to receive ISO27001 certificate.
  • Provided technical support for more than 10 companies with over 800,000 customers.
  • Collaborated with teams of over 10 seniors and engineers to support over than 300,000 corporate customers.

Overview

6
6
years of professional experience
1
1
Certification

Work History

Network and Infrastructure Engineer

Equity Bank Rwanda PLC
12.2021 - 08.2023
  • Implemented enhanced wired network infrastructure resulting in 99.95% uptime, optimizing network performance and reliability
  • Upgraded 10 out of 40 sites from Legacy Network to SDN using Cisco SD-WAN Viptela, resulting in 99.99% site availability and increased application performance
  • Collaborated with third-party vendors to improve server reliability by migrating to VMware ESXi and upgrading storage infrastructure, resulting in a significant reduction in downtime and enhanced system performance
  • Implemented and supported encryption solutions using Sophos, mitigated security threats with Symantec antivirus, and enhanced network security protocols through Portnox, achieving ISO27001 compliance and significantly bolstering network protection
  • Implemented site-to-site VPN using Cisco ASA 5550 concentrator between bank and Customers, enhancing service delivery, and fortifying network security measures
  • Conducted monthly network vulnerabilities remediation to ensure continuous security and integrity of network infrastructure
  • Configured Avaya J159 and 1408 models, provided VOIP supported and managed move, add, change, and delete operations for telephony systems in compliance with bank policies
  • Provided efficient help desk support for network and infrastructure issues using ServiceNow, significantly reducing resolution times by 70% and enhancing user satisfaction to 90%
  • Managed LAN and WAN networks, ensuring high standards of performance and reliability
  • Provided infrastructure monthly reports to the Head of IT to ensure informed decision-making, optimize network performance, and proactively address potential issues
  • Demonstrated excellent communication skills by writing 5 technical reports for 3 projects.

LTE/IP NOC Engineer

Korea Telecom Rwanda Network Ltd
07.2020 - 11.2021
  • Provided Tier 1 support for IP network-related issues, resolving 95% of customer tickets within the first 24 hours
  • Monitored network performance and uptime, achieving a 99.98% network availability rate and reducing incident response time by 30%
  • Utilized monitoring and analysis tools such as Cacti, LibreNMS, and Nagios to proactively identify and address network issues, leading to a 25% decrease in network downtime
  • Managed the ticketing system, including creating, assigning, following up, and closing up to 20 tickets a day, resulting in a 20% improvement in resolution efficiency
  • Handled customer complaints through calls and emails, resolving issues promptly to enhance customer satisfaction and improve service quality.

NOC Enterprise Engineer

Airtel Rwanda Ltd
01.2018 - 06.2020
  • Provided Level 1 technical support, collaborating effectively with field engineers to support over 200 customers, resulting in a 95% customer satisfaction rate
  • Conducted site visits to customer locations, performing infrastructure assessments that led to a 30% improvement in service efficiency and network performance.

Education

Master of Engineering in Computer Networks -

Toronto Metropolitan University "formerly Ryerson University"
01.2024

Bachelor's degree in information technology -

Adventist University of Central Africa
01.2019

Skills

  • Windows Server, Active Directory, DHCP, DNS, IIS services
  • Infrastructure Automation: Terraform and Scripting
  • Networking (TCP/IP, BGP, IP, OSPF, EIGRP, RIP, MPLS, DHCP, DNS)
  • Virtualization Technologies: VMware, and Hyper
  • Network Security: VPN, Firewalls (FTD, ASA, Fortinet, Palo Alto and Checkpoint) IDS/IPS
  • Incident Management
  • Cloud Infrastructure (Azure and GCP)
  • Operating System (Linux and Windows)
  • Monitoring tools: Cacti, Nagios, and SolarWinds

Projects

Toronto Metropolitan University  2024 June - Aug 2024
Case Study: Cloud Managed Network Virtual Appliances vs 3rd party Network Virtual Appliances Challenge and Networking.

  • Deployed Cloud Network Virtual Appliances on Microsoft Azure and Google Cloud Platform using Terraform and azure template via Visual Studio code.
  • Deployed third-Party "Fortinet" Network Virtual Appliances on both Microsoft Azure and GCP.
  • Established IPSec VPN tunnel and BGP Session between Microsoft Azure and GCP.
  • Implemented High Availability (HA) for Third-party NVAs on Azure, using SDN Connectors to support robust failover mechanisms and ensure network reliability.
  • Conducted testing of BGP convergence times and overall network performance between cloud-managed NVAs and third-party NVAs to optimize network convergence and performance .

Certification

  • Certified Ethical Hacker (CEH)
  • Cisco Certified Network Associate (CCNA)
  • Implementing Cisco SDWAN Solution 2.0
  • Google IT Support Professional
  • Linux Server Management and Security

Timeline

Network and Infrastructure Engineer

Equity Bank Rwanda PLC
12.2021 - 08.2023

LTE/IP NOC Engineer

Korea Telecom Rwanda Network Ltd
07.2020 - 11.2021

NOC Enterprise Engineer

Airtel Rwanda Ltd
01.2018 - 06.2020

Master of Engineering in Computer Networks -

Toronto Metropolitan University "formerly Ryerson University"

Bachelor's degree in information technology -

Adventist University of Central Africa

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Gervais Nsengiyumva