• Fibre-to-the-Home (FTTH)
• Fibre-to-the-Business (FTTB)
• Enterprise connectivity
• Mobile connectivity and data management
• Cloud infrastructure and more!

• We Build Trust and Ownership
• We Honour & Respect People
• We Cultivate Passion & Creativity
• We Innovate Feverishly
• We Go the Extra Mile
• We Believe in Humility
• We Communicate Openly & Honestly
• We Make it Fun
• We Teach, Grow & Learn
• We Do More, With Less

The Site Reliability Engineer (SRE) is responsible for ensuring the reliability, performance, scalability, and availability of RSAWEB's platforms, network services, and customer-facing systems. This role blends software engineering, infrastructure automation, and operations to deliver highly reliable services and improve the efficiency of technical teams.

Key Responsibilities

1. Reliability & System Performance

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  Maintain high availability and performance across platforms, services, and infrastructure.

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  Define, measure, and improve SLIs/SLOs/SLAs for critical systems.

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  Troubleshoot system and network reliability issues proactively.

2. Automation & DevOps Enablement

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  Build automation for deployments, monitoring, configuration, and operational tasks.

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  Improve CI/CD pipelines and assist engineers with release engineering.

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  Reduce manual work (toil) by implementing self-service tools and automation workflows.

3. Infrastructure Engineering

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  Deploy, manage, and optimise cloud and on-prem infrastructure (Linux servers, virtualisation, containers).

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  Work with network teams to ensure resilient integration between systems and ISP network elements.

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  Manage and scale containerised platforms (Docker, Kubernetes).

4. Observability & Monitoring

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  Implement and maintain monitoring, alerting, and logging solutions (e.g., Prometheus, Grafana, ELK, Datadog).

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  Ensure actionable, low-noise alerting and system dashboards.

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  Use metrics to identify performance bottlenecks and reliability risks.

5. Incident Management

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  Participate in incident response, including root cause analysis and corrective actions.

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  Improve monitoring and automation to prevent repeated issues.

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  Assist with on-call rotations to support critical services.

6. Security & Compliance

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  Implement security best practices across systems and deployments.

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  Support vulnerability scanning, patching, and secure configurations.

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  Ensure compliance with internal and industry standards (ISO, POPIA, etc).

7. Collaboration & Support

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  Work closely with Network Engineering, DevOps, Software Development, and NOC teams.

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  Provide technical guidance in system design, scalability, and reliability improvements.

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  Improve operational processes through documentation and automation.

Requirements

Minimum Qualifications

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  Diploma or degree in Computer Science, Engineering, Information Technology, or related field.

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  Relevant certifications (AWS/Azure/GCP, Linux, Kubernetes, Terraform) are beneficial.

Experience Requirements

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  3–5+ years in SRE, DevOps, Systems Engineering, or Infrastructure roles.

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  Experience supporting large-scale, mission-critical environments (preferably ISP or telecom).

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  Strong background in Linux (CentOS, Ubuntu, Debian) administration.

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  Experience with container orchestration and Infrastructure as Code.

Technical Skills

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  Strong scripting skills (Python, Bash, Go preferred).

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  CI/CD tools: GitHub Actions, GitLab CI, Jenkins, ArgoCD, etc.

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  IaC: Terraform, Ansible, Pulumi, CloudFormation.

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  Cloud platforms: AWS / Azure / GCP (or private cloud / OpenStack).

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  Monitoring: Prometheus, Grafana, Zabbix, ELK, Datadog.

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  Networking fundamentals: DNS, DHCP, firewalls, load balancing, routing.

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  Databases: SQL and NoSQL basics.

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  Knowledge of ISP infrastructure such as BNGs, RADIUS, DNS clusters (advantage).

Benefits

• Medical Aid (Discovery)
• Reduced Gap Cover Rates (Turnberry Premier)
• Retirement Annuity Contribution (Allan Gray)
• Medical Insurance (Momentum - Health4Me)
• Discounted Internet Connectivity
• Free Employee Wellness Programme (Lyra Wellbeing, formerly ICAS)
• Exposure to latest industry technologies and standards
• Lastly, a work environment that rivals the very best!