Job Title
Senior Systems Engineer
Employment Type
Full Time
3 to 8 years
Job Published
28 July 2021
Job Reference No.

Job Description

An exciting opportunity has become for a Senior Systems Engineer in Durban. The ideal candidate would manage, maintain, support and upgrade ISP, Client Servers and Network Infrastructure.


Key Responsibilities

  • Maintenance of our ISP network and hosting environment, including mail, DNS, firewall, web and all virtual server environments.
  • Effective involvement in projects and the rollout of solutions to clients.
  • Managing the integrity of the network, server deployment, and security.
  • Provide technical support in terms of hardware, software, systems and administration
  • Provide after-hours support on rotation with the team
  • Create, oversee and test security measures (e.g. access authentication and disaster recovery)
  • Build and document network management and telemetry road maps for infrastructure and services
  • Integrate network management platforms into the Microsoft cloud for new and existing technologies
  • Experience in workload deployments to public clouds: Amazon, Azure, etc
  • Architecture and design of fault tolerant systems


Essential competencies

  • Advanced server systems administration (Linux/Unix)
  • Advanced networking – routing, switching, firewalling and general IP networking experience
  • Advanced DNS administration
  • VMware, HyperV, ESXi and related
  • A minimum of 5 years’ experience installing, maintaining, and supporting a corporate/ISP infrastructure environment.
  • A minimum of 5 years’ working experience as an IT support technician and directly supporting end-users, both face-to-face and remotely
  • A minimum of 5 years’ experience installing, maintaining and supporting corporate network environments (LAN & WAN)
  • VPN and WAN setup/support
  • Indepth understanding of BGP, OSPF, MPLS, VOIP, VPN
  • CCNA/CCNP (or equivalent)
  • SAN/NAS technologies

Advantageous skills

  • Mail server experience (Postfix, Sendmail, Exim, Antispam/Antivirus, DNSBL, SMTP protocol & general mail routing)
  • Wireless networking
  • LAMP stack
  • Mikrotik
  • PHP & WordPress admin
  • Veeam
  • Fortinet
  • Microsoft Office 365 and Azure experience
  • Experience with helpdesk ticketing systems such as OTRS, Zendesk & osTicket, Heat, Remedy, etc.
  • Microsoft certifications, including MCSA-O365 and MS900/MD101/MS101/MS500
  • Microsoft Azure certifications in AZ103/AZ300/AZ500