Johannesburg: Junior Site Reliability Engineer

April 10, 2026 Jobs in Central Johannesburg

Job Description

About the Role

The Junior Site Reliability Engineer position is responsible for contributing to the reliability, scalability, and performance of our cloud-native infrastructure and production services. The ideal candidate will have a strong problem-solving mindset, take ownership of tasks, and be passionate about learning new technologies.

Key Responsibilities

System Monitoring & Observability
Configure and maintain monitoring tools (e.g., Prometheus, Datadog) to track key system metrics (latency, traffic, errors, saturation)
Create and refine dashboards and alerts to ensure rapid detection of anomalies and potential outages
Incident Response & Management
Participate in a 24/7 on-call rotation as a secondary responder, escalating issues as needed to senior team members
Follow incident response playbooks to diagnose and mitigate production incidents, aiming to restore service within defined SLOs
Automation & Infrastructure as Code
Develop and maintain automation scripts (Python, Go, or Bash) to streamline repetitive operational tasks such as certificate rotation, user access management, and log rotation
Assist in managing cloud infrastructure using IaC tools (Terraform, CloudFormation) to ensure consistent, version-controlled, and repeatable deployments
Capacity Planning & Performance Tuning
Collect and analyse resource usage trends (CPU, memory, storage, network) to help forecast capacity needs and recommend scaling actions
Work with development teams to conduct load testing and identify performance bottlenecks
Collaboration & Knowledge Sharing
Partner with software engineers to implement service level indicators (SLIs) and define realistic service level objectives (SLOs)
Document system architecture, operational runbooks, and common troubleshooting steps to empower the wider team

Requirements

Container Orchestration: Hands-on experience with Kubernetes (cluster administration, Helm charts, pod autoscaling) or Docker Swarm
Programming & Scripting: Proficiency in at least one high-level language (Python, Go) for automation and tooling; comfort with shell scripting
CI/CD Pipelines: Familiarity with building and maintaining deployment pipelines, including canary deployments, feature flags, and rollback strategies
Observability Stack: Experience with Prometheus, Grafana, Loki, Tempo, or the ELK Stack (Elasticsearch, Logstash, Kibana)
Networking: Working knowledge of load balancers (NGINX, HAProxy), DNS management, firewalls, and TCP/IP troubleshooting
Cloud Platforms: Exposure to AWS (EC2, EKS, RDS, S3) or equivalent cloud provider services
Security Best Practices: Understanding of identity and access management (IAM), secrets management (Vault, AWS Secrets Manager), and basic security hardening

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Qualifications

Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field; or equivalent demonstrable experience in a systems or software engineering role
Matric

Salary & Benefits

Not applicable

How to Apply

Click the green “Go Apply” button below to apply directly online with the employer.

About IT / Computing / Software Jobs in Gauteng

In Gauteng, the IT and computing industry is a significant contributor to the province’s economy, with a steady demand for skilled professionals. Typically, this field is characterized by rapid technological advancements, innovative projects, and a high level of job satisfaction among employees. Generally, career prospects in this sector are strong, with a range of opportunities available across various industries.

Salaries for IT and computing professionals in Gauteng can vary widely depending on factors such as experience, company size, and industry sector. While it is common to see salaries ranging from R400 000 to R1,200 000 per annum, these figures are only a general guideline and actual salaries may differ significantly. For instance, senior executives or technical leads with extensive experience may command higher salaries, while entry-level positions may start at lower levels.

Common skills required for IT and computing roles in Gauteng include proficiency in programming languages such as Java, Python, or C++, knowledge of cloud platforms like AWS or Azure, and experience with agile development methodologies. Additionally, understanding of data analysis and interpretation, cybersecurity principles, and IT project management are often essential. Familiarity with popular software applications, such as Microsoft Office 365 or Google Workspace, is also beneficial.

View Job Durban: PROJECT COORDINATOR / PROJECT MANAGER

The financial services sector, technology industry, manufacturing sector, and government departments are among the common industries that employ IT and computing professionals in Gauteng. These sectors require a range of skills and expertise, from data analysis to network administration, making them attractive options for career development.

For those seeking a career in IT and computing, there are numerous opportunities for professional growth and development. Typically, career progression involves moving into senior roles or specialized positions, such as technical lead, solutions architect, or data scientist. Opportunities for further education and training, such as certifications or postgraduate studies, can also enhance job prospects. Generally, a strong understanding of industry trends, networking, and continuous learning are essential for success in this field.

This information provides general career guidance. Actual salaries and requirements vary by employer.

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