Senior Linux Systems Administrator – Hybrid & Automation‑Driven

Professional; Canberra; Hybrid; AUD 90,000 - 105,000; Full time

Benefits offered by this job

Flexible working arrangements

17% superannuation

Career development

Generous leave

Job summary

The Australian National University (ANU) is seeking a Linux Systems Administrator to uplift and continually improve Linux-based digital services across the university. This senior role focuses on secure, reliable systems, driven by automation and collaboration in a matrix delivery model.

You will operate as a trusted senior practitioner, shaping modern operations, supporting enterprise platforms, and partnering with developers, infrastructure specialists, and stakeholders to deliver scalable

Qualifications

• Extensive hands-on experience administering enterprise Linux environments.
• Experience with Linux lifecycle management, patching, deployment.
• Automation, scripting, and modern DevOps practices.
• Strong networking, security principles, and enterprise platform operations.
• Proven ability to diagnose and resolve complex technical issues end‑to‑end.
• Excellent communication skills and collaboration with technical and non‑technical stakeholders.
• Experience with Linux automation and configuration management using Ansible, Bash, Python or equivalent tooling.

Responsibilities

• Provide senior technical expertise in the support, upgrade, security hardening and lifecycle management of enterprise Linux platforms and services.
• Design, configure, and support systems in hybrid on‑premises and cloud environments in line with ISM and PSPF requirements.
• Champion an automation‑first approach for Linux platforms through scripting, Ansible or equivalent configuration management, Infrastructure‑as‑Code, and CI/CD practices.
• Troubleshoot complex incidents, identify root causes, and implement preventative improvements.
• Collaborate across squads, streams, and platforms to evaluate and implement fit‑for‑purpose technical solutions.
• Produce high‑quality system documentation and technical specifications.
• Contribute to a culture of service improvement, continuous learning, and operational excellence.

Skills

Linux administration

Automation

Scripting

DevOps

Ansible

Python

Networking

Security

Communication

Continuous improvement

Job description

The Australian National University (ANU) is seeking a Linux Systems Administrator to uplift and continually improve Linux-based digital services across the university. This senior role focuses on secure, reliable systems, driven by automation and collaboration in a matrix delivery model.

You will operate as a trusted senior practitioner, shaping modern operations, supporting enterprise platforms, and partnering with developers, infrastructure specialists, and stakeholders to deliver scalable