Stephen Warden

Stephen Warden

Desktop Support Technician

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location of Stephen WardenCity of Johannesburg, Gauteng, South Africa

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  • Timeline

  • About me

    Assurance: Network Security Specialist @ Vodacom Business Africa | Fortinet Expert

  • Education

    • Hoërskool Jeugland

      2009 - 2013
      High School

      Activities and Societies: Rugby for two years Voortrekkers my whole highschool career

  • Experience

    • Lanlink Networking (PTY) LTD

      Jan 2014 - Jul 2015
      Desktop Support Technician

      *Managing the Helpdesk on day to day basis: Attending to general user queries, hardware, software and printer related.*Repairing and upgrading of computer hardware.*Managing and maintaining servers such as a Hyper-V instance including Domain Controller, Exchange and Active Directory.*Deploy and Maintain Unifi Access Points on multiple locations throughout the College grounds.*Repair, Upgrade and Deploy new hardware for 4 learner computer centers.*Maintain, upgrade and troubleshoot network spanning over 4 physical locations with local fiber in between buildings.*Repair, Upgrade and Deploy new ceiling-mounted projectors and/or Parrot and other branded Smart Interactive Boards.*Assist with a user-by-user migration to Office 365 from Microsoft Exchange and administrating the O365 Tenant.*Report VOIP Related problems to Daisy Telecoms. Show less

    • BidAir Services (Pty) Ltd

      Aug 2015 - Nov 2022
      IT Administrator

      Basic user support

    • NAS Colossal Aviation

      Aug 2019 - Nov 2022
      IT Infrastructure Support at NAS Colossal Aviation Services (Previously BidAir Services)

      *Manage 1st and 2nd Line/Tier Helpdesk Support Staff: •Attending to hardware, software, printer and general user queries Nationally across 6 Stations.Manage and maintain a self-hosted Ubiquiti Unifi Controller instance housing: •+/- 20 Unifi PoE+ switches and +/- 15 Unifi Wireless Access Points.•10+ Virtual Local Area Networks segregating multiple single-purpose networks including but not limited to VOIP, Printers, Access Points, User PCs and internet-only breakouts.*Deploy and Maintain OPNsense (Custom SKU) firewalls in conjunction with Ubiquiti Unifi Equipment for *VLAN needs and basic IPSec VPN Tunnels between 7 Sites including a Teraco Hosted Data Centre instance.*Maintain Data Centre instance running a windows Hyper-V environment secured by a Dell Sonicwall *NSA 2600 including multiple DMZs making use of Virtual Local Area Networks for added layers of security and segregation.*Provision and deploy Virtual Servers on Hyper-V for Time and Attendance, Centralized Remote Support and a Windows File Server.*Daily check-up of Windows DPM backups including a dual-layered approach making use of a Synology *NAS and multiple USB External Drives on a rotational basis.*Maintain Windows Exchange Server 2010 with more than 200 mailboxes housed on multiple mail stores with added security provided by Mimecast mail filtering, sandboxing and quarantining. *Manage Active Directory instance and Office 365 Tenant for close to 300 user accounts including shared mailboxes and multiple distribution groups.*Planning, procurement and installation of new hardware deployments (New prebuilt OEM SKU and/or Custom built PCs and laptops) and Upgrading of current hardware ie. a Solid State Drive roll out to laptop and desktop computers in collaboration with 1st & 2nd Line Helpdesk Support Staff.*Manage Vodacom Cellular account and Co-Manage MTN Cellular account as the main point of contact for New Lines, Upgrades, Cancellations and Porting. Show less

    • Vodacom Business Africa

      Nov 2022 - now
      Assurance: Network Security Specialist

      • Network and Security supporting.• Troubleshooting FortiGate’s connectivity issues.• Troubleshooting Networks |MPLS connectivity issues.• Conducting Firewalls Failover-Testing & Firmware Upgrading. • Configuring and Troubleshooting iPSEC & SSL VPN technology.• Configuring SSL-Groups and Accounts on Cell-iD platform. • Troubleshooting connectivity issues on Cisco’s Meraki & Umbrella technology.• Troubleshooting and Supporting Load balancing servers on F5 device.• Working Shift-Standby’s , SR’s ownership & management, ensuring call resolution within required SLA. Show less

  • Licenses & Certifications

    • A+ , N+

      PC Training and Business College
    • Fortinet Network Security Expert Level 4: Certified Professional

      Pearson VUE
      Aug 2022
      View certificate certificate