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System Administrator jobs in Australia

Jobs found: 44,845
Harrison McMillan Pty Ltd
South Australia
$80,000 – $100,000 per month

A leading private firm in South Australia is seeking a skilled IT Systems Administrator to oversee the operation and maintenance of IT systems and network infrastructure. You will be responsible for providing technical support, managing security policies, and ensuring efficient technology delivery. The ideal candidate has expertise in Microsoft 365, server management, and networking technologies....

23 hours ago
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Lutheran Education Australia Ltd
Victor Harbor
$80,000 – $100,000 per month

Contract Type: Permanent/Ongoing Position Full Time Applications Close: 9 February 2026 Exciting opportunity for an experienced ICT Systems Administrator to join our College on an ongoing, full-time basis. Encounter Lutheran College is a vibrant Early Learning to Year 12 community located in the heart of Victor Harbor on the beautiful Fleurieu Peninsula. As an International Baccalaureate (IB)...

23 hours ago
Bluestaq
Canberra 2600
$80,000 – $100,000 per month

A growing technology firm in Australia is seeking an experienced Principal System Administrator to lead secure data management for defense and national security sectors. The role includes designing and maintaining IT operations while ensuring compliance. Ideal candidates should have over 5 years of experience along with expertise in Linux and Active Directory. The position offers a competitive...

23 hours ago
PU-FAM PTY LTD
Western Australia
$80,000 – $100,000 per month

A technology solutions provider in Western Australia is seeking a skilled Systems Administrator to manage and optimise IT systems for reliability and performance. Key responsibilities include maintaining servers and networks, troubleshooting issues, and ensuring security measures are in place. Candidates must have a Bachelor’s degree in IT or a related field along with relevant experience. The...

23 hours ago
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Centorrino Technologies
Australia
$80,000 – $100,000 per month

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...

23 hours ago
WA1 Resources Ltd
Western Australia
$80,000 – $100,000 per month

A mining and resources company located in Perth is seeking a GIS Systems Administrator to oversee GIS capabilities for the Luni Niobium Project. The position involves designing and managing the GIS platform, integrating spatial data, and supporting various departments. Ideal candidates will have 5-10 years of GIS experience, proficiency in ArcGIS or QGIS, and strong organizational skills. This...

23 hours ago
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Data#3
Queensland
$80,000 – $100,000 per month

We are seeking an experienced System Administrator to join the Infrastructure and Systems Hosting team. This role is ideal for a hands‑on technical professional who enjoys working across modern Windows, cloud, and automation environments while supporting critical enterprise services. You will deliver system administration services within agreed timeframes, supporting both operational workloads...

23 hours ago
Red Piranha
Perth
$125,000 – $150,000

A leading cybersecurity firm in Tasmania is seeking a Manager to lead a dynamic team ensuring operational standards and procedures. The ideal candidate will have extensive experience in systems administration of both Windows and Linux. Key responsibilities include supporting multiple operating systems, designing reliable systems, and delivering efficient projects in alignment with the company's...

23 hours ago
Cubic Corporation
New South Wales
$80,000 – $100,000 per month

A defense technology firm is seeking a Senior System Administrator at RAAF Base Williamtown, New South Wales. The successful candidate will ensure the reliability of communication and IT systems, manage ICT infrastructure, and implement security measures. This role requires analytical problem-solving skills and a background in defense-related IT. Applicants must have qualifications in IT or...

23 hours ago
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NGARE EMPLOYMENT SOLUTIONS PTY LTD
New South Wales
$100,000 – $125,000 per month

IT System Administrator - Role Description Wyong Christian Community School (WCCS) is a thriving Christian school located on 28 acres of beautiful, semi-rural land. For over 32 years, we have been committed to providing quality Christian education, nurturing our students’ God-given potential, and building strong community relationships. The IT Systems Administrator is a dual-focus role that...

23 hours ago
Bhagwan Marine
Western Australia
$80,000 – $100,000 per month

IT Systems & Cyber Security Administrator Start your journey in 2026 with a fresh role in our State‑of‑the‑Art Office with Rooftop & Views! Join our fun & vibrant friendly team! Join an ASX listed company! Bhagwan Marine is looking for a hands‑on IT Support Technician to join our growing ICT team and provide front‑line technical support to our nationwide workforce. This is the perfect...

23 hours ago
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BAE Systems .
South Australia
$80,000 – $100,000 per month

At BAE Systems Australia - Do interesting work that MATTERS - ENJOY what you do - GROW your career - Be YOU We work in a thriving sector - one that puts us at the forefront of exciting and meaningful work. Every day we push boundaries to produce some of the world's most innovative and groundbreaking technology. Individually we all contribute to our success. Collectively we make the impossible...

Hybrid
23 hours ago
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Curtin University
Western Australia
$80,000 – $100,000 per month

Job Reference: 1417585 About the Role As a Systems Administrator, you will provide high‑level technical expertise across a range of enterprise systems and platforms. You will be responsible for the configuration, implementation, monitoring, administration and ongoing support of centrally managed infrastructure, applications, workstations, audio‑visual systems and related services. The role is...

23 hours ago
Linkforce Engineering
Western Australia
$80,000 – $100,000 per month

Systems Administrator - End User Compute Office Based Roles West Perth , Western Australia Permanent Full Time Jan 13, 2026 Linkforce is a leading integrated maintenance, engineering, and project services delivery business. Founded in 2007, Linkforce started with a small crew of shutdown specialists and a single utility operating in the Pilbara. Our group has now grown to an operational...

23 hours ago
The Network Technology Recruitment
Canberra 2600
$80,000 – $100,000 per month

Systems Administrator / Field Services Representative Join to apply for the Systems Administrator / Field Services Representative role at The Network Technology Recruitment Closing: Monday 12 January ASAP start | 12 months contract Canberra, ACT (on-site) Daily rate: $900 including Super You will deliver frontline Level 1 & 2 technical support across complex IT and cyber platforms. You'll...

23 hours ago
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System Administrator, Australia
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Scentre Group Limited
Australia
$80,000 – $100,000 per month

We have an exciting opportunity for an internal candidate to step into the role of Asset Systems Administrator. In this position, you will oversee the day-to-day management, maintenance, and training of the Group’s CMMS/EAM system, while driving initiatives to improve system utilisation and functionality. Key Responsibilities - Administer the Group’s CMMS/EAM system, including user access and...

23 hours ago
Hewlett Packard Enterprise
South Australia
$80,000 – $100,000 per month

Senior Linux System Administrator - Support Engineer (with 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...

23 hours ago
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UGL
Australia
$80,000 – $100,000 per month

HSE Systems Administrator-266238UGL’s Telecommunications business is a trusted provider of construction and maintenance services to Telco providers nationally. Building on our strong reputation for delivering fibre and wireless infrastructure and customer connections, we are poised for significant growth.Safety is at the heart of everything we do, supported by our One HSE Culture framework.About...

23 hours ago
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Murdoch Childrens Research Institute
Victoria
$60,000 – $80,000 per month

Role Type: 2-year full time contract Salary: $98,972 - $99,946 per annum plus superannuation Deliver secure, high-performance network and systems infrastructure for world-class research! The Opportunity We are seeking an experienced Network and Systems Administrator to support and enhance our core IT infrastructure in a highly technical, research-driven environment. Reporting to the...

23 hours ago
Centorrino Technologies
Australia
$80,000 – $100,000 per month

A technology firm is seeking a Senior Systems Administrator to support a secure, high-availability platform across Linux and AWS environments in Australia. The ideal candidate will have expertise in Red Hat Linux, AWS services, and automation tools like Ansible. Applicants must meet NV2 clearance requirements. The role involves administration, security implementation, and performance monitoring,...

23 hours ago
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