I'm a network and security engineer with over a decade of experience in multi-vendor environments. I'm at my best in busy and complex environments including Cisco/HP and Aruba including Aruba Central as well as Juniper switched networks, enterprise wireless LANs, SD-WAN on Fortigates, Enterprise routing such as OSPF and BGP. I largely work on firewalls such as Fortigates, Palo Alto, Cisco ASA, and few with a keen interest in AWS.
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Network EngineerAdvantagenz Feb 2023 - PresentNew ZealandI'm a network engineer in an MSP environment, looking after several large clients in various sectors.My role includes, supporting existing networks, deployment of new builds, wireless designs, enterprise routing, firewalls and datacentre consolidation projects.I work on a range of devices including:Cisco / Aruba / Juniper switches and SRX Firewalls, Palo Alto, and Fortigate firewalls. -
Principal Network EngineerBcx Apr 2019 - Feb 2023Pretoria Area, South Africa- Primarily focused on nationwide branch and campus networks hardware upgrade/rollout and link migration to a new ISP. - 3rd line escalation support for over 1,500 branches, Campus and Data Center environments for a large nationwide retail/banking client. - Patch management for all of the network and continous service improvementsSome of the technologies used include:- MPLS, OSPF, MP-BGP, mGRE over LTE, Redistribution, FHRP(VRRP)- Huawei Firewalls, IPSec & SSL… Show more - Primarily focused on nationwide branch and campus networks hardware upgrade/rollout and link migration to a new ISP. - 3rd line escalation support for over 1,500 branches, Campus and Data Center environments for a large nationwide retail/banking client. - Patch management for all of the network and continous service improvementsSome of the technologies used include:- MPLS, OSPF, MP-BGP, mGRE over LTE, Redistribution, FHRP(VRRP)- Huawei Firewalls, IPSec & SSL VPNs- Cisco ISR routers, Cisco Catalyst Switches.- Huawei s5700 Series, CloudEngine Series Switches, and AR2000/3000 Series Routers.- eSight NMS solution (Huawei). Show less -
Network SpecialistAlteram Solutions Apr 2016 - Apr 2019Midrand- Custodian of the Change Management role in relation to Data Networks.- Deployment, maintenance and support of Firewall appliances.- Fault resolution and handle service escalations.- Involved with project work including network designs and deployment of new sites.- Major milestones include countrywide firewall deployment for a government entity, as well as a Data Centre relocation for another government entity ( on-prem to hosted datacentre).Some of the technologies… Show more - Custodian of the Change Management role in relation to Data Networks.- Deployment, maintenance and support of Firewall appliances.- Fault resolution and handle service escalations.- Involved with project work including network designs and deployment of new sites.- Major milestones include countrywide firewall deployment for a government entity, as well as a Data Centre relocation for another government entity ( on-prem to hosted datacentre).Some of the technologies used:- Cisco / Huawei / HP switches - IP enterprise Routing with OSPF & EIGRP.- FortiGate Firewalls / Cisco ASA & FWSM (6500 Series Catalyst switches)- Solarwinds Show less -
Network SpecialistJasco Sep 2015 - Mar 2016Midrand, Johannesburg- Support internal IT Infrastructure for a Telecommunications company. - Multivendor L2 switch deployment including Cisco and Avaya.- Aruba Wireless LAN.- End to end support for network infrastructure including hardware and software upgrades, patch management, etc- Continuous and proactive improvements and change management.- Support for remote access SSL vpn users. -
Network AdministratorTechnology Innovation Agency Feb 2011 - Jan 2015PretoriaManaged multi-branch nation-wide network deployment.Provisioned new sites consisting of Servers, Storage, LAN, WAN, Firewalls and VoIP.Upgraded enterprise firewall solution from Mikrotik Firewalls to a leading brand of enterprise-grade Firewall solution with central management.Continuous administration of firewall Security Policy.Designed and implemented virtualization infrastructure with a hosted private cloud for a DR site.Backup & Replication to DR Site for… Show more Managed multi-branch nation-wide network deployment.Provisioned new sites consisting of Servers, Storage, LAN, WAN, Firewalls and VoIP.Upgraded enterprise firewall solution from Mikrotik Firewalls to a leading brand of enterprise-grade Firewall solution with central management.Continuous administration of firewall Security Policy.Designed and implemented virtualization infrastructure with a hosted private cloud for a DR site.Backup & Replication to DR Site for BCDR.Some of the technologies used include:- Virtualization technologies.- Backup & Replication- Enterprise controller-based WLAN solution- Multilayer switching- VoIP Telephony.- Next-Generation enterprise Firewall solution.- Data Network Connectivity and Security. Show less -
Adv. Services. Lan Support TechnicianSita (Pty) Ltd Sep 2009 - Jan 2011Centurion, Gauteng, South Africa2nd Line Network Technical Support Engineer.Managed and Supported regional network environments consisting of Cisco Catalyst access switches.Responsible for Network upgrades, Monitoring, and continuous improvements.Some of the technologies used include:Cisco Catalyst 2900/3500/4500 Catalyst switchesCisco Wireless LANLucidview FirewallsNew customer CE router configurations and site deployment and support -
Channel Isr AfricaApc-Mge May 2008 - Aug 2009Channel ISR with focus on Partner enablement, solution design, Technical support, and Pre-sales support.Assist all partners in the English-specking EMEA region with Bids, Field Service Engineer support, Solution Design, etc. -
Technical Support EngineerApc-Mge Mar 2006 - Apr 2008Johannesburg (Rsa) & Dubai (Uae)2nd Level Technical Support Engineer.Support for APC customers and Service partners from 650VA UPS to Symmetra PX 80/160 KW data centre UPS units, Netbotz, Powerchute Software. -
Snr. Systems EngineerSun International Jan 2005 - Mar 2006Sun City ResortSupport for Casino Management System and hardware Terminals.Managed Novell Netware applications & eDirectory services.LAN / WLAN infrastructure support.Some of the technologies used include:Cisco Catalyst SwitchesHotel Key & Access Control System.Network Monitoring2nd Level Support for Service Desk Technicians
Frequently Asked Questions about Tebogo R Mareka
What company does Tebogo R Mareka work for?
Tebogo R Mareka works for Advantagenz
What is Tebogo R Mareka's role at the current company?
Tebogo R Mareka's current role is Network Engineer.
Who are Tebogo R Mareka's colleagues?
Tebogo R Mareka's colleagues are Andrew Laird, Brad Pearpoint, Roman Wolf, Rob Parker, Sam Spencer, Ranielle Aguinaldo, Melissa Van Niekerk.
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