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Overview
Leidos Australia delivers IT and airborne solutions that protect and advance the Australian way of life. Our 2000 local experts, backed by our global experience and network of partners, are working to solve the world’s toughest challenges in government, intelligence, defence, aviation, border protection and health markets.
Do Work That Matters. This is a role for the restless, the ones who ask, “what’s next?” before the dust settles on “what’s now.”
Next Steps and Recruitment process information are provided below. If you need accessibility support during your application, please contact our Careers team.
Your Current Role And Responsibilities
The Air Component Command and Control Capability System (AC-C2CS) is a mission-critical suite of software applications that enables the Australian Defence Force (ADF) to effectively plan, prepare, execute, manage, and report on aviation operations.
- System Operations & Maintenance: Monitor, maintain, and optimise AC-C2CS infrastructure to ensure high availability, performance, and reliability across Defence environments.
- Technical Support & Troubleshooting: Provide responsive support to end users, diagnosing and resolving system issues, and coordinating with engineering teams for escalations.
- Configuration & Change Control: Manage system configurations and implement approved changes in line with Defence protocols and change management procedures.
- Security & Compliance: Uphold system security standards, apply patches and updates, and support accreditation and audit activities to meet Defence cybersecurity requirements.
- Collaboration & Continuous Improvement: Work closely with Leidos and Defence stakeholders to identify opportunities for system enhancements and contribute to process improvement initiatives.
What You’ll Bring To Make An Impact
- System Administration Expertise – Strong experience with Windows/Linux servers, virtualisation (e.g., VMware), and networking fundamentals.
- Cybersecurity & Compliance – Knowledge of Defence security standards, patching, system hardening, and accreditation processes.
- ITIL & Change Management – Familiarity with incident, problem, and change management processes; ability to maintain accurate documentation.
- Problem-Solving & Communication – Excellent troubleshooting skills and ability to collaborate with Defence stakeholders and technical teams.
Eligibility and Special Considerations
- Due to the nature of the role, you must be an Australian Citizen and hold an active NV-2 AGSVA security clearance.
- Applicants may also need to meet International Traffic in Arms Regulations (ITAR) requirements. In certain circumstances this can place limitations on persons who hold dual nationality, permanent residency or are former nationals of certain countries as per ITAR 126.1.
Benefits and Culture
- Life Days and Leidos Life Hub provide benefits including additional leave and access to discount offers or cashback rewards with retailers.
- Leidos is committed to an inclusive workplace and equal opportunities for Aboriginal and Torres Strait Islanders, culturally and linguistically diverse people, people with disabilities, veterans, neurodiverse people, and people of all genders, sexualities, and age groups.
We encourage applicants who meet most of the requirements to apply; we value strengths, motivation, and potential to learn and grow.
Next Steps
- To apply for this role, follow the links or apply via our Careers page.
- Recruitment process - 1 virtual interview and/or 1 face-to-face & background checks.
- We are committed to making our recruitment process accessible to all candidates. Please contact our Careers team for additional support during your application or recruitment process.
Leidos Australia is an equal opportunities organisation and is committed to creating a truly inclusive workplace. We welcome and encourage applications from Aboriginal and Torres Strait Islanders, culturally and linguistically diverse people, people with disabilities, veterans, neurodiverse people, and people of all genders, sexualities, and age groups.
Our five Advocacy Groups (Women and Allies Network, Young Professionals, Defence & Emergency Services, Action for Accessibility and Abilities and Pride+) provide opportunities to connect and collaborate on shared interests and support our diverse community.
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📌 Systems Administrator
🏢 Leidos Australia
📍 South Australia