Ndidzhiani Mberegeni

Senior Network Engineer

Absa Bank

01.2016 - 01.2024

Company Overview: Financial Services Company
Successfully led network engineering operations for a major financial services company with a ZAR 6 billion revenue
Pioneered network installations and network configurations and managed network equipment testing
Developed enterprise-level high-level designs and delivered logical detailed specifications for network infrastructure
Enhanced logical and physical network designs and optimized deployment, monitoring and administration features
Troubleshooted complex network infrastructure and remained a key focal point for network issue escalation
Worked with Python, VLAN's, VxLAN, EVPN LAN, WAN, BGP, EIGRP, STP, ACL and TACACS+ in network infrastructure
Utilized the OSI model within troubleshooting processes and led change implementation and incident management
Monitored networks to ensure the availability of business critical systems and ensured compliance with policies
Responsible for 24/7 network Engineer, conducted infrastructure improvements and troubleshooted data Centre issues
Triaged BGP, IBGP and OSPF between Campuses and Data centers on LAN/WAN ecosystems
Identified and resolved BAU network issues and improved network operations by using the DNA orchestrator tool
Functioned ISP on TCP/IP, MPLS, IPsec tunnel, LTE and troubleshooted WAN Links
Financial Services Company
Oversaw company's entire network and related policies covering use, maintenance and infrastructure.
Established and monitored key performance metrics to verify consistent compliance with important networking standards.
Improved network operation by incorporating new technologies into existing designs.
Built and improved network documentation and training procedures to lead successful team completing high-quality work.
Configured, tested and maintained LAN/WAN components and connections.
Implemented scalable, efficient and cost-effective network automation framework.
Monitored network activities to quickly detect and resolve operational and security issues.
Led planning and technical design activities for routine operations and special projects.
Installed and configured network security solutions such as VPNs, Firewalls and intrusion detections and mitigation tools.
Performed troubleshooting for Juniper, Cisco, and packet analysis.
Managed, tracked, and coordinated problem resolution and escalation processes.
Troubleshot complex multi-vendor network service provider issues.
Provided network support services for devices such as hubs, bridges, routers, and other hardware.
Assisted with implementation and support of network monitoring tools.
Integrated fixed wireless connectivity into facilities requiring high-speed networks.
Created VPN infrastructure and allowed for secure remote connections.
Monitored network capacity and performance to diagnose and resolve complex network problems.
Provided complete end-to-end engineering and installation of route-based IP network solutions.
Backed up support desk team to handle user problems and technical concerns.
Liaised with dispatch personnel to optimize skill distribution and minimize service lag times through careful engineering triage.
Employed strong team management and task prioritization skills to streamline project turnaround times and meet tight deadlines.
Managed purchasing and installation of networking equipment such as core routers and switches.

Summary

Overview

Work History

Senior Infrastructure Engineer

Senior Network Engineer

Education

Bachelor of science - Information Technology

Skills

Certification

Hobbies and Interests

Academic Excellence

Timeline

Senior Infrastructure Engineer

Senior Network Engineer

Bachelor of science - Information Technology

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