Linux Systems Administrator – Enterprise Infra & Automation

Leidos Australia; Bendigo; On-site; AUD 90,000 - 130,000; Full time

Benefits offered by this job

Flexible work options

Wellbeing programs

Learning resources

Impactful work

Career development

Job summary

Leidos Australia is seeking a Linux Administrator to join the AGO GEO SPACES program and support mission-critical Linux infrastructure. You will work with seasoned engineers in a secure environment to maintain reliability and drive automation.

Responsibilities include Level 2/3 support, managing virtualization, and automating configurations with Ansible, Puppet, or Chef while enforcing security controls and compliance across enterprise systems.

Qualifications

• Experience administering enterprise Linux environments across distributions (RHEL/CentOS/Ubuntu/SUSE).
• Capability in managing user access, authentication and LDAP-based directory services (OpenLDAP).
• Experience with configuration management/automation tools: Ansible, Puppet or Chef.
• Knowledge of virtualization technologies (VMware ESXi/vSphere, KVM).
• Experience providing Level 2 or Level 3 support and troubleshooting complex infra issues.
• Experience implementing security controls, system hardening and operational compliance.
• Scripting/automation using Bash, Python, or Perl.

Responsibilities

• Provide Level 2 and Level 3 support across enterprise Linux environments, ensuring availability and reliability of systems.
• Administer and maintain virtualised and physical infrastructure, including VMware ESXi/vSphere and KVM.
• Develop, automate and standardise system configurations with Ansible, Puppet or Chef for efficiency and compliance.
• Support security and access management through authentication services and automation of routine tasks.

Skills

Enterprise Linux administrator

Linux distributions knowledge

LDAP/OpenLDAP

L2/L3 support

Security hardening

Scripting (Bash/Python/Perl)

Tools

Ansible

Puppet

Chef

VMware ESXi/vSphere

KVM

Job description

Leidos Australia is seeking a Linux Administrator to join the AGO GEO SPACES program and support mission-critical Linux infrastructure. You will work with seasoned engineers in a secure environment to maintain reliability and drive automation.

Responsibilities include Level 2/3 support, managing virtualization, and automating configurations with Ansible, Puppet, or Chef while enforcing security controls and compliance across enterprise systems.