Senior Infrastructure Engineer

Sabenza IT

  • Cape Town, Western Cape
  • Permanent
  • Full-time
  • 2 months ago
Job Description :The Senior Infrastructure Engineer will take ownership of a hybrid infrastructure estate spanning cloud (primarily Azure) and on-premises systems. The Senior Infrastructure Engineer plays a critical role in designing, maintaining, and evolving our infrastructure platforms to support business growth, high availability, and scalability. This role is ideal for someone who thrives in a dynamic environment, has a strong background in both cloud and on-prem technologies, and can work autonomously on complex problems.RequirementsKey Responsibility Areas:
  • Design, implement, and maintain robust hybrid infrastructure solutions across cloud (Azure) and on-prem environments.
  • Manage and optimize Kubernetes clusters in Azure Kubernetes Service (AKS).
  • Maintain and administer Linux-based systems, ensuring performance, stability, and security.
  • Build, manage, and deploy containerized applications using Docker and Kubernetes.
  • Manage and support on-premises virtualization infrastructure, particularly Proxmox.
  • Ensure high availability, disaster recovery, and scalability across services.
  • Monitor infrastructure health and respond to incidents, performing root cause analysis and continuous improvement.
  • Contribute to security hardening and compliance efforts.
  • Administer and troubleshoot cPanel-based hosting environments, including site migrations, SSL, and performance tuning.
  • Manage Domain Hosting and DNS configurations across various registrars and platforms.
Experience / Qualifications:
  • Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field — or equivalent practical experience.
  • Microsoft Certified: Azure Administrator Associate / Azure Solutions Architect
  • Certified Kubernetes Administrator (CKA)
  • Linux Professional Institute Certification (LPIC) or Red Hat Certified Engineer (RHCE)
  • Docker Certified Associate o CompTIA Linux+
  • 5+ years of hands-on experience in infrastructure engineering or systems administration, with at least 2 years in a senior role.
  • Strong track record of managing complex hybrid (cloud + on-prem) infrastructure environments.
  • Proven experience in a senior infrastructure role with hybrid (cloud + on-prem) environments.
  • Strong Linux system administration skills (Ubuntu, CentOS, etc.).
  • Expertise with Azure Kubernetes Service (AKS) and container orchestration.
  • Strong hands-on experience with Docker – building, managing, and troubleshooting containers in production.
  • Hands-on experience with Proxmox in production environments.
  • Solid experience with cPanel, WHM, and related web hosting tools.
  • Understanding of domain hosting, DNS management, and common registrar platforms.
  • Solid understanding of networking, firewalls, DNS, load balancers, and VPNs.
  • Experience with scripting (Bash, Python, or PowerShell).
  • Familiarity with monitoring and alerting tools (Prometheus, Grafana, Graylog, Zabbix, etc.).

Sabenza IT