Systems Administrator

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.

Meaningful work is supported by benefits, flexibility and career pathways that help you grow while balancing life outside work. This includes:

• 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 professional 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 customised 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

Leidos Australia has an opportunity for a System Administrator to join our GEO SPACES team, working across complex, multi‑vendor environments to integrate hardware, software, networks and platforms into secure, reliable and supportable solutions. You’ll collaborate with customers, architects, engineers and delivery teams across the system lifecycle and contribute directly to successful project outcomes. Undertake system integration activities across the lifecycle, including design, build, integration, verification and acceptance. Develop and execute integration strategies, plans, procedures and test artefacts. Integrate complex systems comprising hardware, software, firmware, networks and external interfaces, identifying and resolving integration risks, issues and dependencies across subsystems. Work collaboratively with engineers and integration team members to troubleshoot technical challenges and deliver effective, supportable solutions.

About You

You’ll bring experience working across integrated technology environments and the ability to troubleshoot complex issues spanning physical and virtual infrastructure. You’ll be comfortable collaborating across engineering disciplines and applying systems thinking to deliver practical, supportable solutions.

Essential:

• Experience integrating hardware, software and networked systems within a multidisciplinary environment.
• Capability with VMware vSphere technologies, including ESXi and vCenter, together with experience in Windows and/or Linux environments.
• Hands‑on experience with automation, scripting or Infrastructure as Code tools such as Python, Bash, Ansible or Terraform.
• Ability to troubleshoot and resolve complex issues across physical and virtual infrastructure.
• Knowledge of systems engineering principles, system interfaces and integration methodologies.

Advantageous:

• Experience developing integration strategies, procedures, verification activities and test artefacts within complex technical environments.
• Experience working within multi‑vendor systems integration or engineering environments.

Don’t worry if you don’t tick every box. If you meet most of the requirements, we encourage you to apply. We’re interested in the experience you bring, what you want to learn and where you want to take your career.

This role requires the successful applicant to be an Australian Citizen who holds a TSPV security clearance and AGO DISA.

What to Expect When You Apply

Our hiring process is designed to be straightforward, respectful and easy to navigate. If your skills, experience and qualifications look aligned with the role, our Talent Acquisition team will contact you to discuss the next stage.

• An initial conversation with our Talent Acquisition team
• An interview with the hiring manager or interview panel
• Any role‑specific assessment, technical discussion or customer step required for the position

We’ll let you know what to expect before each stage, including who you’ll meet and how to prepare. If you need any adjustments or support during the process, please let us know.

If this sounds like a role where you can make an impact and continue to grow, we’d like to hear from you.