Last updated 2026-07-04

22 IT Systems Administration Jobs in Sydney, 02, Australia

Browse 22 IT Systems Administration jobs across Sydney, 02, Australia. Listings are updated hourly and include salary data where available.

Snapshot updated 4hr, 3m ago

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Amazon

Jul 2
Systems Engineer, Region Services - Job ID: 3179480 | Amazon.jobs
Sydney, 02, Australia mid
  • Proficient troubleshooting and anticipating problems that affect the performance, reliability, or availability of software systems Preferre…
  • Key job responsibilities - Define and/or refine hardware requirements, participate in the development and delivery of operability-related f…

Freelancer.com

Jun 29
Network & Systems Administrator
Sydney, 02, Australia senior Full Time
  • Administer and maintain office network infrastructure — OPNsense/pfSense firewalls (incl.
  • Join us as a Network & Systems Administrator and be an essential part of our team, driving better solutions and…

Google

Jun 25
Data Center Technician — Google Careers
Sydney, 02, Australia mid
  • Experience working within a data center or network operation center environment, and Linux operating systems.
  • Experience with performing component-level repairs and troubleshooting on IT equipment or in a similar role (e.g., Systems Administration,…

Microsoft

Jun 24
Data Center Technician
Sydney, 02, Australia entry Full Time
  • 2+ years' industry work experience supporting IT equipment or related technology.
  • Assist and provide guidance to other technicians to complete challenging or complex tasks.

More roles at Microsoft

Capgemini

Jun 24
Storage Engineer
Sydney, 02, Australia mid
  • Managing and optimising enterprise storage platforms including NetApp (7‑Mode & Cluster Mode), Dell PowerFlex/ScaleIO, and NetApp StorageGR…
  • Your Role We are looking for an experienced Storage & Backup Specialist to take ownership of our enterprise storage, backup,…

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Careers @ MUFG Pension & Market Services

Jun 20
Desktop Technician
Sydney, 02, Australia entry
  • Create technical documentation and manuals Management of spares and buffer stock Experience & Personal Attributes ITIL Foundation qualifica…
  • Desktop support, asset provisioning, configuration, collection, software installation (unpackaged apps), low level comms room support 24 x…

EOS

Jun 18
Senior Network Engineer
Sydney, 02, Australia senior
  • Senior Network Engineer – Sydney, Australia Interested in supporting a converged network that connects more than 8,000 users globally?
  • Join us as a Senior Network Engineer based in Sydney, Australia .

AU.950 Houlihan Lokey (Australia) Pty Limited

Jun 18
Systems Engineer, End User Computing
Sydney, 02, Australia mid Full Time
  • Demonstrated ability to provide on-site, hands-on support for a wide range of end-user hardware and software issues.
  • This unique, hybrid role is designed for a skilled IT professional who combines deep technical expertise in modern endpoint management…

FUJIFILM Business Innovation

Jun 17
Desktop Support Lead
Sydney, 02, Australia senior Full Time
  • Key Responsibilities Direct, mentor, and manage the daily operations of Onsite Desktop Technicians (ODTs), holding ultimate accountability…
  • Hardware & Applications: Provide tier 3 support for corporate hardware (including printers/MFDs) and business applications.

Nine Radio Operations Pty Ltd

Jun 16
Senior Infrastructure Engineer
Sydney, 02, Australia senior Full Time
  • Job Description As a Senior Infrastructure Engineer, you will be a technical leader helping shape the strategic design, implementation, sec…
  • Hybrid cloud competency with hands-on experience architecting and maintaining production environments in AWS and/or Google Cloud Platform (…

Cuscal

Jun 4
Senior System Engineer
Sydney, 02, Australia senior Full Time
  • Hands on experience as a systems administrator in a mission critical environment.
  • Demonstrated knowledge of systems hardware, and operational support of servers, backup devices, cabling and racking of systems.

DroneShield Group Pty Ltd

May 28
Security Operations Engineer (AU)
Sydney, 02, Australia mid
  • Security Operations Engineer (AU) Security Operations Engineer (AU) Work with cutting edge AI technology, making the world a safer and…
  • Roles could include: IT Engineer, System Administrator, Security Engineer Knowledge of the following is essential: Experience with Windows…

KBR

May 22
Senior IT Systems Administrator
Sydney, 02, Australia senior Full Time
  • Administer and support enterprise server, storage, and backup infrastructure environments Manage and maintain storage platforms including P…
  • The Opportunity: This is an exciting opportunity to work in a hands-on enterprise infrastructure role supporting critical IT systems and…

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Q-CTRL

May 21
IT Operations Systems Administrator
Sydney, 02, Australia mid Full Time
  • About the role The IT Operations Specialist role will have broad responsibilities across our global footprint to maintain security and…
  • Cloud & identity administration: Administering core cloud services and managing robust Identity and Access Management (IAM) across all IT a…

NTT DATA

Apr 26
Network Support Senior Specialist
Sydney, 02, Australia senior Full Time
  • Document technical processes, develop standard operating procedures (SOPs), and mentor junior network staff. *.
  • Key Responsibilities * Manage and maintain complex LAN/WAN environments, including routers, switches, firewalls, SD-WAN, and wireless infra…

M.C. Dean, Inc

Apr 9
System Administrator 2 - Sydney, Australia
Sydney, 02, Australia entry Full Time
  • We are seeking a System Administrator 2 to join our Security and Electronic Systems (SES) business Unit.
  • Responsibilities In this role you will be responsible for monitoring, maintaining and testing of Physical Access Control, CCTV, PSIM and…