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Johannesburg: DevOps/System Administrators posted by Sabenza IT & Recruitment

Job Description

Role Overview

We are seeking experienced DevOps / System Administrators to support enterprise infrastructure, application server environments, and CI/CD pipelines within a fast-paced, production-critical environment. The role focuses on Linux administration, JBoss management, infrastructure automation, and deployment orchestration using modern DevOps tooling.


Key Responsibilities

Infrastructure Management

  • Perform advanced Linux system administration (RHEL/CentOS/Ubuntu or equivalent enterprise distributions)
  • Install, configure, and maintain JBoss / WildFly application servers
  • Perform JBoss tuning and performance optimisation
  • Monitor server health, troubleshoot incidents, and ensure high availability of systems
  • Manage patching, upgrades, and system security hardening
  • Support production environments with incident and problem resolution

Automation & Configuration Management

  • Implement infrastructure automation using Chef
  • Develop and maintain Chef cookbooks and recipes
  • Ensure consistent configuration across development, testing, and production environments
  • Drive infrastructure standardisation and reduce manual operational effort

CI/CD Pipeline Management

  • Build and maintain CI/CD pipelines using Atlassian Bamboo
  • Manage source control and branching strategies using Bitbucket (Git-based workflows)
  • Automate build, test, and deployment processes across multiple environments
  • Support release management and deployment activities
  • Improve deployment reliability through automation and pipeline optimisation


Requirements

Technical Requirements

  • Strong experience in Linux administration (enterprise environments)
  • Hands-on experience with JBoss / WildFly administration and tuning
  • Proven expertise in Chef configuration management
  • Strong working knowledge of Bamboo CI/CD pipelines
  • Experience with Bitbucket / Git version control systems
  • Scripting experience (Bash / Shell / Python advantageous)
  • Understanding of system monitoring, logging, and alerting tools
  • Knowledge of networking, security, and infrastructure best practices
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Key Competencies

  • Strong troubleshooting and analytical skills
  • Ability to work under pressure in production environments
  • High attention to detail and operational discipline
  • Strong collaboration with development, QA, and infrastructure teams
  • Proactive approach to automation and continuous improvement
  • Good documentation and communication skills

Preferred Experience

  • Experience in enterprise-scale or financial services environments
  • Exposure to cloud platforms (AWS / Azure / GCP advantageous)
  • Experience supporting microservices-based architectures
  • Strong production support and release engineering background

Deliverables / Expected Outcomes

  • Stable, secure, and optimised Linux and JBoss environments
  • Automated infrastructure provisioning and configuration management
  • Reliable and efficient CI/CD pipelines
  • Reduced deployment failures and faster release cycles
  • Improved system observability and incident response performance







How to Apply

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

About Other IT/Computer Jobs in Gauteng

The IT and computer industry is one of the most dynamic and growing sectors in Gauteng, with a thriving job market that offers a wide range of opportunities for career advancement.

In terms of salary ranges, IT professionals in Gauteng can expect to earn anywhere from R800 000 per annum for junior positions to over R2 million for senior executives. The average salary for software engineers is around R1.5 million, while data analysts can earn between R900 000 and R1.2 million. With experience and skills, IT professionals in Gauteng can expect significant salary increases, with some roles offering bonuses and benefits that can increase their overall remuneration.

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To succeed in the IT industry in Gauteng, candidates need to possess a range of key skills, including programming languages such as Java, Python, and C++, as well as experience with databases, cloud computing, and cybersecurity. Strong problem-solving skills, attention to detail, and excellent communication skills are also essential for success in this field. Additionally, knowledge of ITIL (Information Technology Infrastructure Library) and Agile methodologies can be highly valued by employers.

Several major companies and industries in Gauteng are currently hiring IT professionals, including technology firms such as Microsoft, IBM, and Oracle, as well as banks and financial institutions like Standard Bank and Nedbank. The finance industry is also a significant employer of IT staff, with roles ranging from software development to data analytics and cybersecurity.

Career growth opportunities are abundant in the IT industry in Gauteng, with many companies investing heavily in employee training and development programs. With experience and skills, IT professionals can move into senior leadership positions or start their own businesses, while also pursuing further education and certifications. The Johannesburg Stock Exchange (JSE) is also a significant employer of IT staff, with roles ranging from software development to data analytics and cybersecurity.

Overall, the IT industry in Gauteng offers a wide range of exciting career opportunities for job seekers with the right skills and experience. With salaries that are competitive with those offered by major companies globally, there has never been a better time to pursue a career in this dynamic and rapidly evolving field.


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

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