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
