Senior System Administrator

# Senior System AdministratorCanberra Sydney15 September 2025### Job DescriptionRemote is seeking a System Administrator to join theteam in Home Affairs. The System Administrator plays a critical role in maintaining and enhancing the reliability, performance, and security of the containerisation platform. The successful candidate will have proven experience using Git for version control of source code files relating to the provisioning, configuration and maintenance of Linux systems and Kubernetes clusters. (RFI 27-2526)##### Role Description**Key Responsibilities*** Manage and maintain Kubernetes clusters, including installation, configuration, and upgrading* Monitor cluster health and performance, and manage networking, storage, access controls, and security policies* Implement logging, monitoring, and alerting mechanisms, and leverage tools like Ansible to automate tasks* Maintain the cluster's overall stability, scalability, and security* Collaborate with development teams to ensure smooth deployment of applications on Kubernetes* Produce and maintain clear design, integration, and support documentation* Support system operations compliance with relevant IT security standards (e.g. ISM, ACSC Essential 8 guidelines)* Assist with seeking system accreditation and implementing necessary security controls.**Mandatory Qualifications*** Minimum 3 year's system administrator experience**Desirable Qualifications*** Proven experience as a Kubernetes Administrator or in a similar role* Proficiency in Linux system administration* Strong scripting skills for automation* Rancher experience**Required Knowledge/Experience and tools*** Proven experience implementing Infrastructure-as-Code and Configuration-as-Code using Ansible Collections, Ansible Engine and Ansible Vault* Proven experience using Git for version control of source code files relating to the provisioning, configuration and maintenance of Linux systems and Kubernetes clusters.Location,**Susan Trinh** was a consultant for Remote for five years in a range of Project Management roles within the Defence and national security sectors prior to taking on the role of Business Manager.Susan has 10 years of experience in a range of business and governance functions, as well as significant time spent delivering and operating capabilities at the coal face of Australia’s intelligence and cyber security operations.On top of her Business responsibilities, Susan is growing Remote’s presence in Melbourne as we expand to meet the needs of our clients.Lee Bath has a long history as a manager in public sector and industry roles. After leaving Perth to join the ADF at a young age, she has since fulfilled senior business management roles in a variety of settings.Lee has more than 20 years of experience managing businesses and operations in Defence and defence industry settings.Lee decided to become a partner in Remote so that she could run a company like one she always wished she could work in.**Daniel Flynn** is responsible for Remote’s Defence and National Security clients. With over a decade of experience managing and delivering intelligence capabilities within the Defence domain.He is ideally suited to supporting the expansion of Remote’s capabilities around Australia for national security clients.**Kate Dyce** has been involved in ICT capability development and support, project and program management, and team leadership in Defence and National Security settings since 2006.She has proven skills in the use of PRINCE and Agile methods for leading and delivering complex ICT projects involving infrastructure, data storage and processing and intelligence analysis applications.Kate has a long history of effective stakeholder engagement, including representation to senior leadership, industry, NIC and overseas partners.Kate’s role as Operations Manager includes the coordination of Remote’s services to Commonwealth and Commercial clients. She is responsible for ensuring Remote’s services match the requirements of our clients as well as the provision of support and mentoring to Remote’s consultants.John Bath has many years of experience delivering ICT capability within the Defence and National Security sectors.He played pivotal roles in ASD’s cloud transformation programmes and was the lead solution designer for the National Criminal Intelligence System.
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