Infrastructure Engineer (Expert) 3413 at Mediro Recruitment

About the role
Our client in Pretoria is recruiting for a 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.