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