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Jobs / Mediro ICT

Infrastructure Engineer (Expert) 3413

via Mediro ICT · Pretoria, Gauteng

Pay
On application
Type
Contract
Sector
IT & Internet
Closes
in 23 days
Recruiter
Mediro ICT · All jobs at Mediro ICT

About the role

Our client in Pretoria is recruiting for Infrastructure Engineer (Expert) to join their team.

  • Design, implement and support secure, scalable, highly available cloud infrastructure and platform services.
  • Provide and operate secure deployment environments and platform capabilities for development and production teams.
  • Build and maintain cloud networking, DNS, VPC and load-balancer configurations to meet availability and security requirements.
  • Implement and manage cloud infrastructure and platform services with attention to cost, performance and scalability.
  • Design and operate container platforms (Docker, Kubernetes) and the CI/CD flows that deploy into them.
  • Implement and enforce security controls including IAM, RBAC, secrets management and relevant security frameworks.
  • Automate infrastructure provisioning and configuration using Terraform and CI/CD tools (GitHub Actions and workflows).
  • Instrument platform services with metrics, traces and logs; define and maintain SLOs, dashboards and alerting to meet operational objectives. Build, consume and improve interfaces/APIs between platform components and downstream services to enable seamless integrations.
  • Troubleshoot production issues, perform root cause analysis and implement long-term fixes and improvements.
  • Meet operational SLAs, own alerts, runbooks and participate in incident response/on-call rotations.
  • Drive continuous improvement in platform reliability, automation coverage, security posture and operational processes.

What they're looking for

  • Qualifications/Experience:
  • AWS Cloud Ops Engineer Associate and/or Developer.
  • Extensive hands-on experience (typically 6+ years) in cloud infrastructure, platform engineering or DevOps roles with strong AWS experience.
  • Proven track record of designing and operating secure, scalable, highly available cloud platforms, with demonstrable experience in networking, containers, security and automation.
  • Strong systems thinking, risk management and problem-solving skills; Have a curious solution-minded, takes ownership, drives topics.
  • Essential Skills Requirements:
  • Strong hands-on experience with AWS cloud platform as the primary cloud provider.
  • Deep knowledge of networking fundamentals including DNS (ROUTE53), VPC & Subnets, load balancers (ALB & NLB).
  • Expertise with storage (S3, RDS DB's) and compute services (EC2, EC6 & EKS) in public cloud environments.
  • Proficient with container technologies such as Docker and Kubernetes for platform deployments.
  • Strong competence in security controls: IAM, RBAC (Oauth2, IdP), secrets management and security frameworks.
  • Infrastructure-as-Code and automation experience using Terraform and CI/CD tooling (GitHub Actions & workflows).
  • Infrastructure testing and security: experience building automated tests for IaC (unit tests, plan/apply validations), IaC security scanning (e.g., checkov, tfsec) and secure deployment pipelines.
  • Experience implementing and operating monitoring and observability solutions (Grafana, Prometheus, LOKI, CloudWatch Logs & Application Insights).
  • Skilled in designing secure, highly available and scalable platform architectures.
  • Comfortable building, consuming and integrating interfaces and APIs across infrastructure and platform components.
  • Advantageous Skills Requirements:
  • Experience or familiarity with Java and Python for automation and platform tooling.
  • Knowledge of a database query language.
  • Exposure to message-based platforms such as Kafka.
  • Experience with enterprise systems infrastructure such as SAP.
  • Understanding of secret and certificate lifecycle management at scale.
  • Experience with performance tuning and cost optimisation strategies.
  • Experience with high-availability design patterns, disaster recovery and backup strategies.
  • Knowledge on identity and access governance or Zero Trust platform integrations.
  • Experience with CI/CD security scanning (GHAS, IaC scanning) and vulnerability management.
  • Familiarity with serverless platforms (Lambda, Step Functions, EventBridge) for event-driven workloads.
  • Experience with ATC Confluence & Jira in a agile working environment.