Junior Cloud Platform Engineer - Systems Administrator

We’re a ‘Family Friendly’ certified workplace – we understand the often many and varied roles our team members need to play within their own unique family setting and actively support them.Our team feel Leidos is a great place to work. Learn more about our culture and benefits by visiting us here:Learn more about careers at Leidos AustraliaDo Work That MattersLeidos 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.Your New Role and ResponsibilitiesYou will support a multi‑year Defence program delivering Australia’s Health Knowledge Management System, a secure, large‑scale AWS cloud platform enabling end‑to‑end clinical support for the Australian Defence Force across domestic and global deployments.In this role, you will support the application of modern DevOps and Site Reliability Engineering practices to operate and continuously improve a secure, resilient, and highly available cloud environment. You will focus on automation, reliability, scalability, and observability, while collaborating closely with internal teams, vendors, and stakeholders to deliver stable and continuously improving platform services.Key ResponsibilitiesOperate and support a secure, multi‑account AWS cloud environment hosting Windows and Linux workloads, Kubernetes clusters, and CI/CD pipelinesManage platform lifecycle activities including provisioning, patching, scaling, maintenance, and operational supportDesign, implement, and continuously improve Infrastructure as Code and automation‑first solutions to enable consistent and scalable platform deploymentsImplement observability, monitoring, and reliability engineering practices to support proactive issue detection, incident response, and service improvementCollaborate with internal teams, vendors, and stakeholders to support platform delivery, operational readiness, and continuous improvement initiativesAbout You and What You'll BringExperience supporting and operating AWS cloud environments within enterprise or production settings, including multi‑account architecturesExperience with containerised platforms such as Kubernetes (EKS), CI/CD pipelines, and Infrastructure as Code using tools such as Terraform and AnsibleStrong understanding of cloud security best practices, observability, monitoring, and operational resilienceAbility to produce clear operational documentation, runbooks, and support proceduresStrong communication skills and a collaborative mindset, with the ability to work closely with technical teams, vendors, and stakeholdersThis role does require the successful applicant to be an Australian Citizen and hold a minimum Baseline level clearance and be able to gain and maintain a NV‑1 level security clearance.Diverse Team Members, Shared Values and a Common PurposeProviding our customers with smarter solutions takes an incredible team with diversity of thought, experience and perspectives driving innovation. Inclusion is at the heart of our culture and is one of our core values. It's about creating a workplace where everyone can do important work, feels welcome, valued, and respected, and has equal access to opportunities to thrive.Paul Chase – Chief Executive, Leidos Australia.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 for team members to connect, collaborate, and support our diverse community.Next StepsTo apply for this role, follow the links or apply via our Careers pageRecruitment process – virtual / face‑to‑face interview & background checksApplicants may also need to meet International Traffic in Arms Regulations (ITAR) requirementsWe are committed to making our recruitment process accessible to all candidates. Please contact our Careers team at careers.au@au.leidos.com if you’d like additional support during your application or recruitment journeyIf 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.Original Posting: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.Pay Range: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.