Systems Administrator Linux Contract Temp Jobs in Australia - May 2026

Listed one day ago

System Administrator – TSPV Cleared – Canberra – $1000/day

at Needus

This is a Contract/Temp job

Canberra ACT

$1000/day
Government contract
Top Secret Positive Vetting (TSPV) required

$1000/day
Government contract
Top Secret Positive Vetting (TSPV) required

We are seeking a System Administrator with TSPV to support a highly secure Government program in Canberra.

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

1d ago

Listed eight days ago

Senior Systems Administrator

at Lychos Pty Ltd

This is a Contract/Temp job

Edinburgh, Adelaide SA

Flexible working arrangements
Collaborative and supportive team environment
Opportunity to contribute to strategic research projects

Flexible working arrangements
Collaborative and supportive team environment
Opportunity to contribute to strategic research projects

Seeking an experienced Senior Systems Administrator to join a small team dedicated to the design and support of research networks within Defence.

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

8d ago

Listed thirteen days ago

System Administrator

at Baptist Care SA

This is a Contract/Temp job

Wayville, Adelaide SA

$100,776 – $105,349 + Super + Salary Sac

Salary packaging and competitive remuneration
Work for one of SA's Leading Not For Profits
Full-time Hours

Salary packaging and competitive remuneration
Work for one of SA's Leading Not For Profits
Full-time Hours

Advance your IT career in cloud, cyber & infrastructure while making real impact in a purpose-driven organisation that values innovation.

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

13d ago

Listed twelve days ago

System Administrator

at Reserve Bank of Australia

This is a Contract/Temp job

Bella Vista, Sydney NSW(Hybrid)

This role requires extensive knowledge of Redhat Linux and good understanding of the banking domain.

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

12d ago

Listed twelve days ago

System Admin - VMware, MS Server, CISCO, Powershelll

at Embedded Expertise

This is a Contract/Temp job

Symonston, Canberra ACT

2 to 4-year contract
NV1 required
Top $$$

2 to 4-year contract
NV1 required
Top $$$

System Admin needed for a networked computer and storage infrastructure containing multiple virtualised and physical tenancies.

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

12d ago

Listed nineteen days ago

Senior Systems Administrator

at Reserve Bank of Australia

This is a Contract/Temp job

Sydney NSW(Hybrid)

Solid experience administering Windows Server (2016/2019/2022) in enterprise environments with sound Redhat Linux expertise is required for this role.

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

19d ago

Listed six days ago

Senior Linux Infrastructure Engineer

at Mackay Executive Pty Ltd

This is a Contract/Temp job

Sydney NSW(Hybrid)

$110 – $130 per hour, plus superannuation

Join a great team & play a lead role.
Interesting and varied Linux work.
A serious fleet of Linux hosts & on-prem for security

Join a great team & play a lead role.
Interesting and varied Linux work.
A serious fleet of Linux hosts & on-prem for security

This is an opportunity to join a great team based in Sydney's CBD, on a longer-term contract role. Hybrid working environment.

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

6d ago

Listed seven days ago

System Engineer

at Peoplebank Australia VIC

This is a Contract/Temp job

Melbourne VIC

AUD 600 - 800 per day

Windows infrastructure, Active Directory & virtualisation expertise
PowerShell automation, patching & systems administration
Server migration, endpoint security & infrastructure support

Windows infrastructure, Active Directory & virtualisation expertise
PowerShell automation, patching & systems administration
Server migration, endpoint security & infrastructure support

Job Title: System Engineer Location: Melbourne Contract Duration: 5 months Rate on offer: $600/day to $800/day Incl super Join a

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

7d ago

Listed eight days ago

System Administrator

at Peoplebank Australia WA

This is a Contract/Temp job

Perth WA

Market rates

Initial 6 months contract
Based in Perth CBD
Experience with Active Directory & Entra, M365, and Windows/Linux servers

Initial 6 months contract
Based in Perth CBD
Experience with Active Directory & Entra, M365, and Windows/Linux servers

System Administrator Inintial 6 months contract with a possible extension Experience with Active Directory & Entra, M365,

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

8d ago

Listed twenty one hours ago

Project Infrastructure Consultant

at Brennan

This is a Contract/Temp job

Brisbane QLD(Hybrid)

Australia's largest privately-owned System Integrator
Brisbane CBD location
6 Mths+ FTC - Start ASAP

Australia's largest privately-owned System Integrator
Brisbane CBD location
6 Mths+ FTC - Start ASAP

Infrastructure Consultant needed for initial 6 Mth FTC to be based in Brisbane working with one of our key customers

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

21h ago

Listed twenty eight days ago

System Administrator

at Palisades Australia Pty Ltd

Expiring soon

This is a Contract/Temp job

Canberra ACT

NV2 clearance is a must
ACT Location only
Onsite

NV2 clearance is a must
ACT Location only
Onsite

Contract System Admin supporting federal government systems, managing secure servers, networks and automation to ensure high availability.

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

28d ago

Listed one day ago

Senior Systems Engineer

at NTT Ltd

This is a Contract/Temp job

Sydney NSW(Hybrid)

Competitive rate with potential extension

Join our client’s team as a Senior Systems Engineer to lead and innovate in critical system engineering projects.

subClassification: Systems EngineeringSystems Engineering

classification: Engineering(Engineering)

1d ago

Listed six days ago

System Engineer (L2,L3)

at Davidson

This is a Contract/Temp job

Heidelberg, Melbourne VIC

$700 - $900 per day.

$700 - $900 per day
Initial 6-week contract with view to extend
4 days on-site

$700 - $900 per day
Initial 6-week contract with view to extend
4 days on-site

Seeking a seasoned Systems Engineer with L2,L3 support experience

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

6d ago

Listed two days ago

Senior System Administrator

at Peoplebank Australia NSW

This is a Contract/Temp job

Sydney NSW

Competitive

Public / Government Sector
Initial 3 months Contract
5-8+ Years experience in IT Systems Administration/Engineer

Public / Government Sector
Initial 3 months Contract
5-8+ Years experience in IT Systems Administration/Engineer

Senior System Administrator – Local Government organization URGENT Initial-3 Months Contract opportunity (view to extend) Rate: $70-$80 per

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

2d ago

Listed six days ago

Senior Systems Administrator - ICT

at UpperGround by Hudson

This is a Contract/Temp job

Brisbane QLD(Hybrid)

Competitive

QLD Government, Collaborative team
Hands-on Microsoft 365 & MECM environment
Initial contract until Nov 2026 - with strong extensions

QLD Government, Collaborative team
Hands-on Microsoft 365 & MECM environment
Initial contract until Nov 2026 - with strong extensions

Brisbane CBD contract | Immediate start | Collaborative team culture with real technical challenges

subClassification: ArchitectsArchitects

classification: Information & Communication Technology(Information & Communication Technology)

6d ago

Listed three hours ago

System Administrator

at PM-Partners Group

This is a Contract/Temp job

Melbourne VIC

$95,000 - $100,000 + Super

$95,000 - $100,000 + Super
Southern Melbourne Suburbs
ASAP start

$95,000 - $100,000 + Super
Southern Melbourne Suburbs
ASAP start

Seeking a System Administrator for a 6‑month fixed‑term contract to support the implementation of a PPM tolling platform.

subClassification: Business/Systems AnalystsBusiness/Systems Analysts

classification: Information & Communication Technology(Information & Communication Technology)

3h ago

Listed one day ago

Service Desk Support

at GRANITE GROUP

This is a Contract/Temp job

Melbourne VIC

3 months contract (possible extension) || Oakleigh, Melbourne
5 days onsite || Flexible working arrangements || $500-$550 inclusive super/day
Must-Microsoft technologies-Azure, Intune, ServiceNow

3 months contract (possible extension) || Oakleigh, Melbourne
5 days onsite || Flexible working arrangements || $500-$550 inclusive super/day
Must-Microsoft technologies-Azure, Intune, ServiceNow

Exciting opportunity for Service Desk Support with our Manufacturing client in Melbourne.

subClassification: Help Desk & IT SupportHelp Desk & IT Support

classification: Information & Communication Technology(Information & Communication Technology)

1d ago

Listed eight days ago

System Engineer

at Talent – Specialists in tech, transformation & beyond

This is a Contract/Temp job

Bundoora, Melbourne VIC(Hybrid)

Contract until 11th of November - Government Department
Bundoora Location - Hybrid Working Arrangement
Windows System Engineer

Contract until 11th of November - Government Department
Bundoora Location - Hybrid Working Arrangement
Windows System Engineer

Our client is looking for a System Engineer to support a legacy Windows environment and help migrate 30+ users into a new Windows environment.

subClassification: Engineering - HardwareEngineering - Hardware

classification: Information & Communication Technology(Information & Communication Technology)

8d ago

Listed five days ago

IT Technical Support Engineer

at Genius People

Immediate start

This is a Contract/Temp job

North Sydney, Sydney NSW

$70,000 – $90,000 per year

Telecommunications Exposure Preferable
Immediate Start - 6 Month Contract
Very strong possibility of Contract Extension

Telecommunications Exposure Preferable
Immediate Start - 6 Month Contract
Very strong possibility of Contract Extension

We have a 6 Month Contract available with strong possibility of extension to work in North Sydney providing IT Technical Support.

subClassification: Help Desk & IT SupportHelp Desk & IT Support

classification: Information & Communication Technology(Information & Communication Technology)

5d ago

Listed eight days ago

L3 Platform Engineer / Senior Systems Engineer

at The Aquarium

This is a Contract/Temp job

Sydney NSW(Hybrid)

We're working on a new 6-month contract opportunity for a hands-on L3 Platform Engineer / Senior Systems Engineer to top 5 Insurer

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

8d ago

Listed five days ago

Senior System Engineer

at Whizdom

This is a Contract/Temp job

Canberra ACT(Hybrid)

AUD 150 - 170 per hour

12 Month Contract with 2 x 12 months extension
Canberra, Hybrid based
NV1 Security Clearance Required

12 Month Contract with 2 x 12 months extension
Canberra, Hybrid based
NV1 Security Clearance Required

Seeking a Senior System Engineer with vast experience in Linux infrastructure migrations and ongoing system maintenance.

subClassification: Systems EngineeringSystems Engineering

classification: Engineering(Engineering)

5d ago

Listed twenty eight days ago

Senior Linux Administrator

at Talent – Specialists in tech, transformation & beyond

Expiring soon

This is a Contract/Temp job

Melbourne VIC(Hybrid)

12 Month Contract + 12 Month Extension
CBD Location - Hybrid Working Arrangement
Government Department - Attractive Daily rate

12 Month Contract + 12 Month Extension
CBD Location - Hybrid Working Arrangement
Government Department - Attractive Daily rate

Our Government client is looking for a Senior Linux Administrator to administer and engineer enterprise Linux environments.

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

28d ago

Listed one hour ago

EUC Engineer (contract)

at NRI Australia & New Zealand

This is a Contract/Temp job

Ipswich, Brisbane QLD

Potential for long-term/permanent role.

Fully onsite role (5 days) supporting users across Wivenhoe & Swanbank sites
Hands-on EUC support across Windows, M365, Intune/SCCM & AirWatch
Paid on-call (1 in 3) with standby allowance + overtime for callouts

Fully onsite role (5 days) supporting users across Wivenhoe & Swanbank sites
Hands-on EUC support across Windows, M365, Intune/SCCM & AirWatch
Paid on-call (1 in 3) with standby allowance + overtime for callouts

Hands-on EUC/Desktop Engineer, onsite Ipswich. Own vehicle required. Paid on-call + OT. Potential for long-term/permanent role.

subClassification: Help Desk & IT SupportHelp Desk & IT Support

classification: Information & Communication Technology(Information & Communication Technology)

1h ago

Listed two hours ago

Desktop Engineer

at TEKsystems

Be an early applicant

This is a Contract/Temp job

Brisbane QLD

$41–46 per hour (incl. super)

Support a secure, enterprise-scale IT environment across multiple sites
$41–46 per hour (incl. super) – 12-month contract with extension potential
Multiple openings in Brisbane and Toowoomba supporting enterprise IT

Support a secure, enterprise-scale IT environment across multiple sites
$41–46 per hour (incl. super) – 12-month contract with extension potential
Multiple openings in Brisbane and Toowoomba supporting enterprise IT

As a Desktop Engineer, you will be the primary point of contact for end-user support, ensuring reliable delivery of IT services across desktops, devic

subClassification: Help Desk & IT SupportHelp Desk & IT Support

classification: Information & Communication Technology(Information & Communication Technology)

2h ago

Listed thirteen days ago

Technology Support Specialist

at Seisma

This is a Contract/Temp job

Sydney NSW

Technology Support Specialist
Minimum Basic PowersShell Experience
Sydney Based

Technology Support Specialist
Minimum Basic PowersShell Experience
Sydney Based

Seeking a Technology Support Specialist with expertise in Windows systems, PowerShell, patching, and high service quality in IT operations.

subClassification: Help Desk & IT SupportHelp Desk & IT Support

classification: Information & Communication Technology(Information & Communication Technology)

13d ago

Listed eight days ago

Systems Engineer

at Emanate Technology Pty Ltd

This is a Contract/Temp job

Canberra ACT

AUD 130 - 160 per hour

Senior Infrastructure Engineer needed to manage VMware, Windows, automation, security, and enterprise systems in a fast‑paced technical

subClassification: Engineering - HardwareEngineering - Hardware

classification: Information & Communication Technology(Information & Communication Technology)

8d ago

Listed seven days ago

Senior Linux Infrastructure Engineer

at Peoplebank Australia NSW

This is a Contract/Temp job

Sydney NSW(Hybrid)

Competitive

Federal Government Agency
12 Months Contract with extension
5-8+ years of experience as a Linux Engineer with Ubuntu and RHEL

Federal Government Agency
12 Months Contract with extension
5-8+ years of experience as a Linux Engineer with Ubuntu and RHEL

Seeking a skilled Senior Linux Infrastructure Engineer to join our Federal Government Client. Initial 12 Months Contract with extension Sydney

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

7d ago

Listed twenty seven days ago

Associate System Administrator / Developer

at Haese Mathematics

Expiring soon

This is a Contract/Temp job

Marleston, Adelaide SA

An excellent opportunity for a recent IT graduate to work within our hard working and dedicated team has opened up. Immediate start available.

subClassification: Networks & Systems AdministrationNetworks & Systems Administration

classification: Information & Communication Technology(Information & Communication Technology)

27d ago

Listed five days ago

IT Support Coordinator

at Robert Half

This is a Contract/Temp job

Melbourne VIC

$450 - $500 p.d. + Super

Work on exciting projects with a motivated and engaged team, while having access to excellent resources.

subClassification: Help Desk & IT SupportHelp Desk & IT Support

classification: Information & Communication Technology(Information & Communication Technology)

5d ago

Listed twenty two days ago

Senior System Administrators

at Whizdom

Be an early applicant

This is a Contract/Temp job

Canberra ACT

Top Security Clearance is Required
Same Day Pay

Top Security Clearance is Required
Same Day Pay

A Systems Administrator plays a key role in keeping critical technology running smoothly by managing, maintaining and improving systems.

subClassification: Government - FederalGovernment - Federal

classification: Government & Defence(Government & Defence)

22d ago

Listed seventeen days ago

System Engineer

at Aurec

This is a Contract/Temp job

Melbourne VIC

$1,000 daily rate

We are looking for a senior engineer to manage and improve the core Unix infrastructure that supports our national network.

subClassification: TelecommunicationsTelecommunications

classification: Information & Communication Technology(Information & Communication Technology)

17d ago

Listed one day ago

Level 2 Engineer

at FinXL IT Professional Services

This is a Contract/Temp job

Westmead, Sydney NSW

Seeking a Level 2 Engineer with Windows 11 Upgrade experience - based at Westmead in Western Sydney

subClassification: Help Desk & IT SupportHelp Desk & IT Support

classification: Information & Communication Technology(Information & Communication Technology)

1d ago

406 systems administrator linux jobs in Australia - Contract Temp

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