About Leidos Australia
At Leidos Australia, our work goes beyond a job title. We design, build, operate and support the systems, services and capabilities that help protect and advance the Australian way of life.
Backed by a global organisation of more than 40,000 people, our Australian team of around 2,000 has partnered with government, defence and national security customers for more than 30 years. We deliver mission-critical solutions where reliability, trust and purpose matter.
Benefits
Flex Your Way – Tailor work to your life with options including Life Days (up to 12 extra days off per year), part-time arrangements, job sharing, and compressed hours.
Wellbeing That Matters – Free access to Headspace and MeQuilibrium, plus dedicated wellness spaces to support your mental, physical, and emotional wellbeing.
Learn Without Limits – Access over 120,000 on-demand courses, alongside technical, project management, leadership, and career development opportunities.
Work That Makes an Impact – Contribute to nationally significant projects that matter, solve complex challenges, and accelerate your career through unique growth opportunities.
Build Your Future – Whether you're deepening technical expertise or preparing for leadership, we'll invest in your development every step of the way.
And Much More – These are just a few of the ways we invest in our people and help them thrive.
About The Team
You'll join a team where people work with integrity, inclusion, innovation, agility, collaboration and commitment. In practice, that means sharing ownership, solving complex problems together and staying connected to the customer context, the purpose behind the work and how each role contributes to meaningful outcomes.
The Mission Software Solutions business delivers customized and off-the-shelf software solutions to Defence, Intelligence and other Government sectors.



The business also builds capabilities that can be used for a wide range of applications in both traditional and non-traditional environments; providing leadership in the advancement of technological modernisation of complex enterprises within Government.
The Opportunity
Join Leidos Australia's AGO GEO SPACES program and contribute to the delivery of advanced national security capabilities in a highly secure, mission-critical environment. As a Linux Administrator, you will play a key role in maintaining and enhancing the Linux infrastructure that supports essential operational outcomes, working alongside experienced engineers and technology specialists.
Provide Level 2 and Level 3 support across enterprise Linux environments, ensuring the availability, performance and reliability of critical systems and services.
Administer and maintain virtualised and physical infrastructure, including VMware, KVM, HP OneView and GreenLake platforms, while supporting ongoing system optimisation and lifecycle activities.
Develop, automate and standardise system configurations using tools such as Ansible, Puppet and Chef, with a focus on operational efficiency, consistency and compliance.
Support security and access management requirements through the administration of authentication services, implementation of security controls and automation of routine administration tasks using scripting technologies.
About You
You are a Linux systems professional who enjoys solving complex technical challenges and working within a secure, high-assurance environment. You bring experience across enterprise infrastructure technologies and are committed to maintaining stable, secure and well-managed platforms that enable critical business and operational outcomes.
Essential
Experience administering enterprise Linux environments, including distributions such as RHEL, CentOS, Ubuntu and SUSE.
Capability in managing user access, authentication and directory services,



including LDAP-based solutions such as OpenLDAP.
Experience with configuration management and automation tools including Ansible, Puppet or Chef.
Knowledge of virtualisation technologies, including VMware ESXi/vSphere, KVM or similar platforms.
Experience providing Level 2 and/or Level 3 support, with the ability to troubleshoot and resolve complex infrastructure issues.
Experience implementing and maintaining security controls, system hardening practices and operational compliance requirements.
Capability in scripting and automation using Bash, Python, Perl or similar technologies.
Advantageous
Experience supporting large-scale, mission-critical or highly regulated environments.
Familiarity with Kickstart or similar operating system deployment and Standard Operating Environment (SOE) management practices.
Exposure to HP OneView, GreenLake or comparable enterprise infrastructure management platforms.
Due to the nature of this role, you must be an Australian Citizen and hold an active
TSPV
security clearance, with the ability to be successful for a
DISA/OSA
.
About Leidos
Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, ****. For more information, visit .
Commitment to Non-Discrimination
All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.
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📌 Linux Systems Administrator (Bendigo)
🏢 Leidos Australia
📍 Bendigo