HTR Group Canberra, Australian Capital Territory, Australia
We have a current opportunity for a Senior Linux Engineer, on a contract basis within the Defence sector. The role is based in Canberra, ACT. The contract is for an initial 23 month period, with a 2 x 12 month extension option.
The Linux Engineer will be responsible for, but not limited to the following duties:
* Administer and maintain Linux-based servers, infrastructure and software across both physical and virtual environments.
* Ensure high availability, fault tolerance, and optimal performance of critical systems.
* Design, build and implement security and network management.
* Close collaboration with engineering, DevSecOps and Environment teams to securely deploy and maintain experimental systems; contribute towards future architectural decisions.
* Provide technical support to Army exercises for role specific technologies and systems.
* Conduct regular system audits, perform vulnerability assessments, and manage patching activities.
* Manage SELinux policies, configuring firewalls (iptables/nftables), and enforce secure access controls, including compliance to the Information Security manual (ISM).
* Support accreditation processes and maintain comprehensive compliance documentation.
* Deploy, maintain and manage large Linux Environment Management tools such as Satellite and Ansible for large scale Linux fleet management.
* Developing and maintaining automation scripts using Bash, Python, and Ansible to streamline operations.
* Standardising system deployments and enforce configuration baselines.
* Maintain version-controlled infrastructure-as-code repositories ensuring traceability and supports continuous improvement in system management practices.
Minimum mandatory requirements:
* AGSVA Security clearance.
* Defence experience.
* Extensive experience with Linux system administration in secure, mission-critical environments, primarily with Red Hat based operating systems.
* Strong knowledge of networking, storage, and virtualisation (KVM, VMware).
* Proven ability to implement security controls and respond to cyber threats.
* Familiarity with integrating emerging technologies into secure infrastructure.
* RHICE (Red Hat Certified Engineer) - Security+, CISSP, or equivalent security certification.
* ITIL Foundation (for service management).
* AWS/Azure/GCP certifications (for hybrid cloud environments).
HTR are offering very attractive contract day rates. We offer flexitime and remote work when possible. Veterans are encouraged to apply.
We are committed to building inclusive cultures in the Australia Defence sector that respect and promote human rights and diversity. Aboriginal and Torres Strait Islander peoples are encouraged to apply.
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