Leidos
From Leidos's careers page
Status: listed on the employer's own careers page when we last checked (daily). Confirm on their site before applying.
About the Team You’ll join a team where people work with integrity, inclusion, innovation, agility, collaboration and commitment.
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.
Leidos is a destination for people who want their work to have purpose, their contribution to be recognised, and their career to grow without needing to fit a single mould. 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.
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
As a Site Reliability Engineer within our AGO GEO SPACES program, you’ll play a key role in delivering and sustaining technology solutions that support critical national security outcomes. Working in a secure, highly regulated environment, you’ll help ensure the reliability, performance and resilience of mission-critical platforms while collaborating with engineering and operational teams to maintain exceptional service standards.
Support the availability, capacity and reliability of complex production environments, applying software engineering principles to infrastructure and operational challenges.
Provide Level 2 and Level 3 operational support, leading incident response activities, contributing to root cause analysis, and implementing preventative improvements that enhance system resilience.
Develop and maintain monitoring, alerting and logging capabilities, using meaningful service metrics, SLOs and SLIs to drive performance insights and continuous improvement.
Enhance automation, infrastructure-as-code and CI/CD practices across the environment, partnering with development and platform teams to enable consistent, secure and reliable deployments.
You are someone who enjoys solving complex operational challenges and takes a thoughtful, collaborative approach to improving system reliability. You bring a combination of infrastructure expertise, automation capability and a continuous improvement mindset, enabling you to contribute effectively within high-availability environments supporting critical business outcomes.
Experience working as a Site Reliability Engineer, Systems Engineer or in a comparable infrastructure-focused role supporting production environments.
Experience in Linux/UNIX administration, including troubleshooting, performance analysis and operational support within enterprise environments.
Capability in developing automation using Python, Go, Bash or similar scripting languages to improve operational efficiency and reduce manual effort.
Experience implementing and maintaining Infrastructure as Code and configuration management solutions using tools such as Terraform, Ansible, Puppet or Chef.
Knowledge of monitoring, logging and observability practices, with the ability to use service metrics and operational data to improve reliability and performance.
Experience supporting virtualised and/or cloud-based environments, including technologies such as VMware, AWS, Azure or GCP.
Experience working with CI/CD pipelines and deployment automation tools such as Jenkins, GitLab CI or similar platforms.
Ability to investigate complex incidents, contribute to root cause analysis and implement sustainable corrective actions.
Advantageous
Experience supporting systems within Defence, National Security or other highly regulated environments.
Familiarity with fault-tolerant, large-scale production systems and high-availability infrastructure architectures.
Knowledge of secure systems administration practices, compliance requirements and operational governance frameworks.
Exposure to DevOps, platform engineering or site reliability practices within mission-critical environments.
Due to the nature of this role, you must be an Australian Citizen holding an active TSPV security clearance, with the ability to successfully obtain and maintain a DISA/OSA.
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. You can expect:
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.
Ready to explore what’s possible?
If this sounds like a role where you can make an impact and continue to grow, we’d like to hear from you. Please apply via the “Apply Now” button with your resume. If you have any questions about the role or recruitment process, please contact Ben George, Talent Acquisition.
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
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