Senior Systems Engineer

About the Role You will be a hands-on member of the global Systems team responsible for operating and evolving Cartrack's large-scale, multi-region Linux infrastructure spanning Africa, Europe, and Asia. The estate comprises 1,000+ Linux servers, hyperconverged compute, distributed databases, and container platforms — all supporting a 24/7 fleet telematics platform. What You Will Do

Infrastructure & Virtualisation • Provision, configure, and maintain bare metal and virtual machines on Nutanix AHV/Prism hyperconverged infrastructure across ZA, EU, and ASIA data centres • Manage Proxmox virtualisation nodes and VM lifecycle

• Deploy and operate Docker containers and Kubernetes clusters (including Rancher-managed K8s) • Implement and maintain Infrastructure as Code (IaC) and configuration management using Ansible, Puppet, or CFEngine • Maintain OS standards across SUSE Linux Enterprise Server, Ubuntu LTS, and RHEL/CentOS fleets

Database Administration • Administer large-scale PostgreSQL deployments — performance tuning, replication, patching, backup/recovery — across hundreds of database instances globally • Monitor and optimise query performance; respond to lock contention and capacity events

• Maintain database standards, schema migrations, and DR runbooks Basic Networking (Server-side) • Configure server network interfaces, bonding, VLANs, and static routes on Linux hosts