Linux Engineer

Cipher Recruitment; City of Melbourne; Hybrid; AUD 130,000 - 160,000; Full time

Job summary

Cipher Recruitment in Melbourne is seeking an experienced Linux operations engineer to own enterprise patching cycles and ensure patch validation across environments.

You will patch, configure, and automate Linux-based cloud compute environments using RHEL, Ansible, and GitHub for reviews; collaborate with global teams and vendors while supporting middleware like MQ and Apache/Tomcat on AWS, VMware, and Nutanix.

Qualifications

• Advanced Linux system administration with RHEL focus.
• Experience with patch cycles and compliance.
• Strong scripting for automation (shell, Python).
• Familiar with change control and incident resolution.
• Proven ability to lead troubleshooting during major outages.

Responsibilities

• Execute and validate RHEL patching cycles.
• Coordinate with global teams during patch windows.
• Develop and maintain utility scripts for Linux operations.
• Manage GitHub pull requests for script changes and reviews.
• Implement automation using Ansible for patching and configuration tasks.
• Own all Linux incidents and provide root cause analysis.
• Support incidents involving MQ, Apache/Tomcat, Oracle Exadata, and AWS.
• Share patching progress reports and compliance dashboards.
• Validate patching success across multiple environments.
• Work with database, middleware, and security teams during patching.

Skills

Linux administration

Shell scripting

Python scripting

Incident management

Global coordination

Tools

RHEL

Ansible

GitHub

ServiceNow

MQ

Apache Tomcat

Oracle Exadata

AWS

VMware

Nutanix

Oracle client

Job description

Melbourne CBD | Hybrid (2–3 days per week in the office) Financial Services Company

***Not considering candidates on a VISA for this role. If you are on a any form of VISA, please don't apply***

Primary Focus

Provide advanced operational support for Linux-based cloud compute environments, including patching, configuration management, troubleshooting, and automation. Act as the primary operational layer for Linux systems, ensuring stability, compliance, and resilience across production and non-production environments. The role also encompasses support for middleware, messaging, database, cloud services, and virtualization technologies.

Core Responsibilities

• Execute and validate RHEL patching cycles.
• Generate and share snapshots for patching validation.
• Ensure post-certification checks and compliance reporting.
• Controlled Change Execution
• Perform changes in lower and production environments with strict adherence to "Do Not Reboot" directives for sensitive servers.
• Coordinate with global teams during patching windows.
• Automation & Scripting
• Develop and maintain utility scripts for Linux operations.
• Manage GitHub pull requests for script changes and reviews.
• Implement automation using Ansible for patching and configuration tasks.
• Own all Linux-related incidents, lead troubleshooting during major outages, and provide root cause analysis.
• Support incidents involving MQ, Apache/Tomcat, Oracle Exadata, and AWS services.
• Data Management
• Handle production data copy requests and ensure timely delivery to downstream systems.
• Engage with hardware vendors for diagnostics and log collection during escalations.
• Middleware & Dependency Handling
• Address patching dependencies for components such as SiteMinder, Oracle client, Apache/Tomcat, and MQ.
• Monitoring & Reporting
• Share patching progress reports and compliance dashboards with stakeholders.
• Validate patching success across multiple environments.
• Work closely with database, middleware, and security teams during patching and incident resolution.
• Participate in regional team discussions for change planning and incident updates.
• Strong Linux administration skills (RHEL focus), including system configuration and performance tuning.
• Proven experience in enterprise patching cycles and compliance frameworks.
• Proficiency in GitHub for code reviews and script management.
• Ability to troubleshoot under pressure during major incidents and lead technical bridges.
• Familiarity with ServiceNow or similar ITSM tools for change and incident workflows.
• Strong communication skills for global coordination and vendor engagement.
• Hands‑on experience with MQ, Apache/Tomcat, Oracle Exadata, AWS services, VMware, Nutanix, and Ansible or similar technologies.

Desired Competencies

• Advanced shell scripting and exposure to Python for automation.
• Understanding of middleware dependencies (SiteMinder, Oracle client, MQ, Apache/Tomcat).
• Networking fundamentals (DNS, routing, OSI layers) and Linux storage management.
• Performance and capacity management for Linux systems.
• Familiarity with IAM principles and secure file transfer protocols.
• Experience in global operations and high-blast-radius incident handling.

Nice to Have

• Hardware diagnostics and vendor engagement experience.
• CI/CD integration for Linux patching automation.
• Awareness of resilience strategies for critical infrastructure.
• Exposure to hybrid cloud environments and orchestration tools.