Senior System Administrator jobs in Canberra, ACT

Senior Linux System Administrator – Support Engineer (High Performance Computing Focus) This role has been designed as "Onsite" with an expectation that you will primarily work from an HPE partner / customer office. Who We Are Hewlett Packard Enterprise is the global edge-to-cloud company advancing the way people live and work. We help companies connect, protect, analyze, and act on their data...

RFQ-ASD-LH-05285 Senior Security System Administrator Due to the nature of clients we work with here at Kinexus and the projects these roles will be based on, an Australian Government Top Secret Positive Vetting (TSPV) clearance is essential. These opportunities do not have the ability to obtain sponsorship for a security clearance (including applicants who currently hold a security clearance...

This role has been designed as ‘’Onsite’’ with an expectation that you will primarily work from an HPE partner/customer office. Who We Are Hewlett Packard Enterprise is the global edge-to-cloud company advancing the way people live and work. We help companies connect, protect, analyze, and act on their data and applications wherever they live, from edge to cloud, so they can turn insights into...

Join Centorrino Technologies: Innovate, Grow, and Thrive with Us! At Centorrino Technologies (CT), we’re more than just tech—we’re a community that goes beyond expectations. We’ve been recognised as a Great Place to Work in 2024-2025 and one of the Best Places to Work Medium & Large Size in Australia for 2025, with an outstanding eNPS score of 68. And we’re not stopping there. We're on a mission...

A leading defense contractor in Australia is seeking a Senior Systems Administrator to manage and maintain ICT systems. This critical role involves technical leadership, ensuring optimal performance, and compliance with cybersecurity standards. The candidate requires a Bachelor's degree in Computer Science or IT and a minimum of 8-10 years of experience. Proficiency in both Microsoft and Linux...

A community-focused technology firm in Canberra is seeking a Senior Systems Administrator to support high-availability platforms across Linux and AWS. The ideal candidate will have expertise in Red Hat Linux, AWS services, and automation tools like Ansible. This position involves managing AWS infrastructure, implementing security controls, and requires NV2 clearance. Enjoy extensive training, fun...

Senior SharePoint System Administrator – Leidos Australia Location: Canberra, CBD – within proximity to major amenities and public transport hubs. Life Days: the Leidos way of recognising that we all need extra time to take care of life. By working slightly more than the minimum weekly hours (2 hours per week for full‑timers), you can accrue up to 12 days of leave per year. Security Clearance:...

Senior Virtual Desktop System Administrator Vertical Scope Group – Consultant – Expert, Trusted & Reputable in ICT and Cyber Join Vertical Scope Group’s Professional Services Division as we are seeking a driven, highly skilled and competent TSPV, Senior Virtual Desktop System Administrator to support our Defence and National Intelligence Community customers. About You: - Must have or must be...

Overview We're looking for an experienced Infrastructure Engineer to design, implement, manage and support enterprise ICT infrastructure across physical, virtual, network and cloud environments. This role works closely with technical teams, vendors and business stakeholders to deliver secure, compliant and resilient digital services. Responsibilities - Provide technical advice and direction to...

- Deploy, configure, maintain, and troubleshoot Linux servers and HPC clusters systems (Red Hat, CentOS, Ubuntu, or others) across physical (primarily), virtual, and cloud environments. Support, maintain, and optimize HPC systems, including cluster manager, operating system and network fabric installation, servicing, and advanced technical troubleshooting of hardware/software and parallel file...

Job Details Long term contract NV2 Security Clearance required ACT & QLD Location Federal Government department requires an experienced System Administrator (EL1 equivalent) to support the delivery and ongoing operation of a secure, high‑availability platform in Linux and AWS environments. Key Responsibilities - Administer, maintain, and monitor Linux‑based systems, including patching,...

Senior System Administrator (PROJ-4600) – Remote Job Description Remote is seeking an experienced System Administrator to support the delivery and ongoing operation of a secure, high-availability platform across Linux and AWS environments. The role focuses on system administration, security implementation, automation and performance monitoring to ensure reliability, resilience and compliance....

A state government department in Queensland is looking for a Senior Systems Administrator to manage Microsoft-based identity infrastructure. Responsibilities include system upgrades, providing technical advice, and mentoring junior staff. Ideal candidates should have strong communication skills, proficiency in Windows Server technologies, and experience with Microsoft PowerShell. This position...

A logistics company seeks an experienced individual for a remote technical support position in Australia. The role involves managing server hardware and software issues, troubleshooting virtual environments, and providing IT administration services. Candidates should have 5-7 years of experience in a Windows environment, along with a degree in computer science or related field, or equivalent...

Overview One of our Federal Government clients is looking for Senior VDI System Administrator in Canberra, Melbourne, Brisbane and Adelaide . Skills/Experience Demonstrated experience and qualifications in administering Omnissa (VMware EUC) and Citrix Cloud technologies. Demonstrated experience and qualifications in Microsoft server and desktop technologies (including Exchange, WSUS,...

A leading technology firm in Canberra is seeking a Senior Systems Administrator to manage and support a high-availability Linux and AWS platform. Ideal candidates will have extensive experience with Red Hat Linux and AWS services, as well as expertise in automation tools like Ansible. The role demands NV2 clearance, with responsibilities including system administration, security implementation,...

About This Role CAe - The information below describes a role at CAE. (Removed boilerplate and non-essential tracking content.) Job Description Summary The Senior Systems Administrator is responsible for the upkeep, configuration, and reliable operation of ICT systems, particularly multi-user networked environments including servers. This role ensures optimal uptime, performance, resource...

A leading recruitment partner in Australia is seeking an experienced Senior Systems Administrator to support secure operations in a high-availability environment. The role involves hands-on administration of Linux and AWS systems, focusing on security and performance. Candidates must have extensive experience with Red Hat systems and a solid understanding of AWS services. An Australian Government...

A leading IT services provider is seeking an experienced Senior System Administrator to support the operation of a high-availability platform across Linux and AWS environments. The ideal candidate will manage Linux systems, oversee AWS infrastructure, and implement security measures. Key qualifications include expertise in Red Hat Linux, AWS services, and automation tools like Ansible. This...

RFQ-ASD-LH-05241 Senior Systems Administrator Due to the nature of clients we work with here at Kinexus and the projects these roles will be based on, an Australian Government Negative Vetting Level 2 (NV2) clearance is essential. These opportunities do not have the ability to obtain sponsorship for a security clearance (including applicants who currently hold a security clearance seeking to...