Linux Engineer

Cipher Recruitment; City of Melbourne; Hybrid; AUD 110,000 - 170,000; Full time

Job summary

Cipher Recruitment is seeking an experienced Linux operations engineer in Melbourne for a hybrid role focusing on patching, automation, and incident resolution. You will own the Linux operational layer for production and non-production environments, coordinating with global teams and security contacts.

Responsibilities include managing RHEL patch cycles, automation with Ansible, and supporting MQ, Apache/Tomcat, Oracle Exadata, and AWS services while ensuring compliance and performance.

Qualifications

• Advanced Linux administration with a focus on RHEL systems.
• Experience supporting Linux-based cloud compute environments and patch cycles.
• Proficiency with Ansible for automation and GitHub for code reviews/PRs.
• Familiarity with ITSM tools like ServiceNow for change/incident workflows.
• Ability to troubleshoot under pressure during major incidents and provide RCA.

Responsibilities

• Execute and validate RHEL patching cycles.
• Generate and share snapshots for patching validation.
• Ensure post-certification checks and compliance reporting.

Skills

Linux administration

RHEL patching

Ansible automation

GitHub for PRs

Incident management

Vendor engagement

ServiceNow ITSM

MQ/Apache/Tomcat

AWS / virtualization

Tools

GitHub

Ansible

ServiceNow

VMware

Nutanix

AWS

Oracle Exadata

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.