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Senior DevOps Engineer

Full Time 1 week ago Johannesburg North, South Africa

Employment Information

Industry
Industry IT/Computer
Job Level
Job Level Experienced Professional
Open positions
Open Positions 1
Job Type
Job Type Full Time
Location
Location Johannesburg North, South Africa, South Africa
Apply Before
Apply Before Jul 12, 2026

Key Responsibilities

Own and improve CI/CD pipelines across Jenkins, Argo Workflows, and GitOps-based delivery systems
Manage Kubernetes environments across development, staging, QA, UAT, preproduction, and production
Drive Argo CD application delivery, including sync health, promotion flows, and rollback reliability
Design and maintain Argo Workflows for builds, testing, image publishing, infrastructure updates, and deployments
Optimise build performance using caching strategies, BuildKit, dependency optimisation, and change detection
Support production incidents with structured troubleshooting, clear communication, and root cause analysis
Maintain Jenkins as a controlled developer-facing interface, including access control and safe job execution
Implement and enforce GitOps best practices across infrastructure and platform configuration
Manage Kubernetes security components including RBAC, secrets, ingress, certificates, and service accounts
Collaborate with development teams to separate application issues from platform issues
Improve observability across pipelines, deployments, cluster health, and system performance
Document operational processes, platform decisions, and runbooks

Required Skills

Strong hands-on Kubernetes experience including workloads, networking, ingress, RBAC, secrets, and troubleshooting
Production experience with GitOps practices, ideally Argo CD
CI/CD experience with Jenkins, Argo Workflows, GitLab, Bitbucket, or similar tools
Strong Linux troubleshooting skills including logs, networking, memory, disk, processes, and systemd
Experience with container builds using Docker or BuildKit
Experience with private container registries such as Harbor or equivalent
Strong understanding of branching strategies, release promotion, and environment separation
Ability to debug complex pipeline issues across application code, infrastructure, and runtime layers
Experience managing access control in CI/CD and Kubernetes environments
Strong scripting and configuration skills using YAML, Bash, and Git-based workflows

Desirable Skills

Argo Workflows template design and operational experience
Helm or Kustomize experience
Experience with lightweight Kubernetes distributions such as K3s
External secret management tools such as Vault
SQL Server connectivity and certificate troubleshooting
Messaging systems such as RabbitMQ or Redis-based workers
Security scanning tools such as SonarQube or Semgrep
Observability tools such as Prometheus, Grafana, Loki, or ELK
Experience improving build performance and reducing pipeline contention

Qualifications

Industry-related Degree or Diploma, or equivalent practical experience
5+ years’ experience in DevOps, Platform Engineering, Infrastructure Engineering, or similar senior technical roles
Strong emphasis on demonstrated production experience with Kubernetes, CI/CD systems, and GitOps environments

Application Note

If you have not received feedback within two weeks, please consider your application unsuccessful. Your profile will remain in our database for future opportunities.

For more exciting IT vacancies, explore opportunities in:

  • Software Development (Back-End, Front-End, Full Stack)
  • Mobile Development
  • Business & Systems Analysis
  • BI, SQL & Data Engineering
  • UI/UX Design
  • Data Science & Analytics
  • Big Data Engineering
  • Cloud Engineering
  • Infrastructure & Platform Engineering
  • DevOps & SecOps
  • Cybersecurity
For more information, contact:
Reinie Du Preez
Senior Specialist Recruitment Consultant
Network Finance
Network Finance 321 Open Jobs
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