Senior Systems Administrator

Join Centorrino Technologies as a Senior Systems Administrator in Canberra, supporting the delivery and ongoing operation of a secure, high-availability Linux and AWS platform. Ideal candidates will bring deep expertise in Red Hat Linux, AWS services, and automation tools like Ansible.

Requirements

• Support the delivery and ongoing operation of a secure, high-availability Linux and AWS platform
• Administer, maintain, and monitor Red Hat Enterprise Linux systems, including patching, configuration, performance tuning, and troubleshooting
• Manage AWS infrastructure including EC2, Lambda, S3, backup services, workloads, and security controls
• Implement and maintain security controls aligned with organisational policies and Essential Eight practices
• Develop and enhance automation and orchestration workflows using Ansible and Semaphore
• Monitor system health and performance using tools such as Grafana and the ELK stack, supporting incident response activities
• Document technical processes in accordance with organisational standards and contribute to knowledge sharing across the team
• Assist with continuous improvement by refining operational procedures and supporting process enhancements
• Provide support for secure government environments, including compliance with ASD and Defence security policies and change management requirements
• Administer and support Apache NiFi clusters, including configuration, data flow management, and troubleshooting (desirable)
• Support database administration and tuning activities for MySQL and DynamoDB (desirable)
• Participate in Organisational Suitability Assessment (OSA) process as required

Benefits

• Extensive training and development opportunities
• Extensive discounts and benefits
• Choice of IT equipment
• Fun team events
• Celebration of diversity and inclusivity