Senior Systems Engineer

Location: Umhlanga, KZN
Salary: Market Related

About the Role:
Opportunity available for a Senior Systems Engineer to be accountable for managing, maintaining, supporting, and upgrading the ISP and client servers and network infrastructure.

Requirements:
5+ years’ experience maintaining and supporting an ISP infrastructure
5+ years’ experience supporting end-users, both face-to-face and remotely
5+ years’ experience installing, maintaining and supporting corporate network environments (LAN & WAN)
Advanced server systems administration (Linux/Unix)
Advanced networking – routing, switching, firewalling and general IP networking experience
Advanced DNS administration
VMware, HyperV, ESXi and related
VPN and WAN setup/support
Indepth understanding of BGP, OSPF, MPLS, VOIP, VPN
CCNA/CCNP (or equivalent)
SAN/NAS technologies
Driver’s license
Advantageous:
Mail server experience (Postfix, Sendmail, Exim, Antispam/Antivirus, DNSBL, SMTP protocol & general mail routing)
Wireless networking
LAMP stack
Mikrotik
BGP, OSPF, MPLS, VOIP, VPN
PHP & WordPress admin
Veeam
Fortinet
Microsoft Office 365 and Azure experience
Experience with helpdesk ticketing systems such as OTRS, Zendesk & osTicket, Heat, Remedy
Microsoft certifications, including MCSA-O365 and MS900/MD101/MS101/MS500
Microsoft Azure certifications in AZ103/AZ300/AZ500

Duties:
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.
Support and maintenance of custom in-house applications.
Managing the integrity of the network, server deployment, and security.
Remote and onsite IT support to all internal and external stakeholders
Provide technical support in terms of hardware, software, systems and administration
Maintain constant communication with end users, engineers, partners and third-party service providers on all matters that require technical support
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