Linux Technician

Nixil; Canberra; On-site; AUD 90,000 - 120,000; Full time

Job summary

Nixil in Canberra (and Sydney) is seeking an experienced Linux Technician to shape secure, automated, high-performance infrastructure solutions in a Defence context.

Ideal candidates have strong Red Hat Enterprise Linux experience, automation skills, and the ability to obtain and maintain a Defence Secret Network clearance. This office-based role emphasizes secure configuration and collaboration with project teams.

Qualifications

• Experience in Defence as a Linux Technician.
• Strong experience managing Linux servers in hyper-converged and distributed environments.
• Knowledge of RHEL 7.x–9.x, Ansible, GitLab, YUM package management.

Responsibilities

• Support development, build and deployment of Linux operating systems.
• Integrate ICT software and applications with Linux environments.
• Analyse, document and resolve complex issues in Linux SOE and integrated apps.
• Implement server-hardening to improve security and resilience.
• Develop automated builds to streamline configuration and operations.
• Research new technologies for potential use within the organisation.
• Create and review SOPs, build guides and technical documentation.
• Collaborate with stakeholders to support delivery.

Skills

Linux

RHEL

Ansible

GitLab

YUM

Server hardening

Automation

Tools

Red Hat Enterprise Linux

Job description

Security Clearance Required for this role:

• Must have a Current NV2 security clearance.
• Must be an Australian Citizen
• This will be an Office based role in Canberra or Sydney locations.
• ITAR - You will be required to comply with the US International Traffic in Arms Regulation (ITAR) as the candidate may need to handle export-controlled ICT (hardware and software) products.

We're looking for an experienced Linux Technician to help shape secure, automated, and high-performance infrastructure solutions.

This opportunity is suited to an experienced Linux Technician with a strong background in Defence environments, Red Hat Enterprise Linux, infrastructure automation and secure system configuration.

What You'll Do

• Support the development, build and implementation of Linux operating systems.
• Integrate ICT infrastructure software and business applications with Linux environments.
• Analyse, document, track and resolve complex issues affecting Linux Standard Operating Environments and integrated applications.
• Implement server-hardening measures to improve the security and resilience of Linux infrastructure.
• Develop reliable, reusable automated builds that streamline system configuration and improve operational efficiency.
• Research and assess new technologies and tools for potential organisational use.
• Create and peer-review Standard Operating Procedures, build guides and related technical documentation.
• Work collaboratively with stakeholders, project teams and business areas to support successful delivery.

Essential Skills and Experience

• Previous experience working in Defence as a Linux Technician.
• Strong experience supporting Linux servers and virtual systems within hyper-converged infrastructure and distributed environments.
• Demonstrated knowledge and practical experience with:
• Red Hat Enterprise Linux, including RHEL 7.x to 9.x
• Ansible
• GitLab
• YUM package management
• Strong communication, interpersonal and negotiation skills.
• Demonstrated ability to present technical information and engage effectively with stakeholders, projects and business teams.
• Ability to obtain and maintain access to the Defence Secret Network.
• An active Negative Vetting 2 security clearance that can be maintained for the duration of the engagement.

Desirable Experience

• Knowledge of or experience working with SEA2273 Minerva systems.
• Strong understanding of infrastructure service and security governance frameworks, including the Australian Government Information Security Manual.
• Experience applying cybersecurity controls and practices aligned with zero-trust architecture principles.
• Knowledge of Australian Defence Force deployed environments and platforms, including their specialised networking, support and security constraints.