Experience

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  C.e.b maintenance (pty) ltd

  Oct 1994 - Jan 2004

  Junior technical support /customer engineer /senior field engineer
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  Axiz (pty) ltd

  Feb 1996 - Sept 1997

  Stock controller /memory technician /pc build technician
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  First national bank

  Apr 1998 - Jan 1999

  Savings clerk /enquiries clerk /customer services
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  Nunet technologies (pty) ltd

  Oct 2004 - Oct 2005

  Senior network technician
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  Mxg consulting

  Oct 2005 - Feb 2006

  Technical manager

  • Managing a small staff complement of Technicians• Liaising with clients• Providing technical backup, support and training for the Technicians• Completing installations, including router-based ADSL-ADSL VPN solutions• Leading mail/proxy/firewall installations (Linux based)• Providing Microsoft support as required

• 

  Openbyte

  Mar 2006 - Dec 2019

  Senior linux consultant and cyber security analyst.

  • Support, administration, migration and hardening of 100 cloud based RHEL 5/6/7 servers with RHEL Satellite running on Google Cloud Platform. • Vulnerability scanning, auditing and remediation of vulnerabilities using various opensource tools, eg OpenVAS, Lynis, Openscap, Nmap, Skipfish, Nikto etc) for multiple clients.• Providing security services like honeypots, hardening and malware scanning and hunting to multiple clients.• Implementing and supporting open-source network solutions for various clients.• Vulnerability program setup, implemented and continuously running. Remediation of all vulnerabilities, Openscap setup on Centos and Ubuntu servers, Alienvault OSSIM setup for SIEM management on Windows machines and Wazuh OSSEC opensource SIEM setup for the Linux machines for clients.• Providing specialized Linux consulting to clients to create, evaluate, analyse, recommend and implement bespoke solutions with emergency reaction response times (from as little as 1 hour on a 24/7 basis).• Providing general networking support and implementations to allow for monitoring and capacity planning using Zabbix/Grafana network monitoring by creating a baseline of the normal operating use for various clients. • Researching new networking and software solutions to make recommendations to clients• Owncloud, Nextcloud, OpenVPN, client/server based and site-to-site• Running of cloud-based VPS infrastructure for Oceanhost/Web-guru using Centos 6 KVM servers and Virtualizor (140 virtual machines on 6 hypervisors)• Linux and Apache server hardening • Proxy servers, web content filtering and firewalling• Installation and setup of private cloud infrastructure using KVM and Virtualizor• SCO Unix support and installations• Documenting of company-based security policies• Creating custom solutions relating to VPN connectivity and honeypots using Raspberry pi’s• Mail solutions based on Postfix, Dovecot, AmavisD, Spamassassin and Roundcube Show less

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  Openbyte

  Jun 2020 - now

  Senior linux based techops and secops consultant
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  Linux and cloud ltd u.k

  Jan 2021 - now

  Director and technical lead at linux and cloud ltd u.k and openbyte south africa