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
  

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