Linux Security Full Time Jobs in Australia - Nov 2026

Listed two days ago

Senior Network Infrastructure & Security Engineer - Sutherland

at Micronet Systems (Australia)

This is a Full time job

Sutherland, Sydney NSW(Hybrid)

$150,000 – $200,000 per year

Shape and secure Micronet’s hosting platform while driving infrastructure and cybersecurity change.

2d ago

Listed five days ago

Security Operations Analyst

at The Decipher Bureau

This is a Full time job

Sydney NSW(Hybrid)

Get hands-on with live incidents, threat hunting and complex security challenges
Join a tight-knit, flat team where you're never siloed and no two days are the s
Rub shoulders with best in class Cyber and Tech team

Join a close-knit cyber team tackling real-world security challenges. No silos, varied tech, strong culture and room to grow.

5d ago

Listed one day ago

IT & Security Lead

at CorePlan

This is a Full time job

Perth WA(Hybrid)

Hybrid role - 3 days in office, 2 days WFH
Prime CBD Office Location with access to free wellness centre
High impact role at a fast growing global SaaS company

Lead information security and IT operations at a fast- growing global SaaS company, combining hands-on technical delivery with strategic influence.

Responsive hirer

1d ago

Listed eight hours ago

Cyber Security Engineer - Vulnerability Management

at Linde Material Handling Pty Ltd

This is a Full time job

Huntingwood, Sydney NSW(Hybrid)

Flexibility working 2 days on-site and 3 days WFH

Work close to home while being part of a global company
Competitive base salary
Access to discounted gym memberships and health insurance

Newly created position to join our global Cyber Defense Centre team based in Huntingwood with flexibility to work from home.

8h ago

Listed thirteen days ago

Systems Administrator

at Leaptel

This is a Full time job

Camberwell, Melbourne VIC(Hybrid)

Build your skills across security, automation and virtualisation
Hands-on Linux and Proxmox infrastructure experience
Flexible hybrid work and a collaborative, supportive team

Manage and maintain Linux infrastructure, Proxmox and core services while building your skills across security, automation, and virtualisation.

13d ago

Listed eight hours ago

Cyber Security Engineer

at Talenza

Be an early applicant

This is a Full time job

Canberra ACT

$180k - $220k p.a. + Super

A major defence organisation is seeking an experienced TSVP Cleared Cyber Security Engineer.

8h ago

Listed eleven hours ago

Application Security detection & Response Specialist (AVP/VP)

at The Decipher Bureau

This is a Full time job

Sydney NSW(Hybrid)

$150,000 - $200,000 + Super + Bouns

First Sydney hire in a global follow-the-sun application defence team
4-day week: 9:00am to 7:30pm, Wed to Sat OR Sun to Wed
Permanent | Sydney CBD | $150K to $200K + super + bonus

Defend a global bank's web apps. Dig into logs to find attacks, then write and tune the WAF signatures that stop them. AVP or VP level.

11h ago

Listed twenty eight days ago

Linux Engineer

at Informatech Pty Ltd

This is a Full time job

Canberra ACT

$160,000 – $195,000 per year

NV2 clearance essential
Permanent or Contract Engagement
Canberra or Sydney Based

Build and secure Linux systems that matter. Join a high-profile Defence tech program, work with Ansible, GitLab and ELK, and make real impact

Responsive hirer

28d ago•Expiring

Listed fifteen days ago

Associate Security Engineer

at Teron Labs

This is a Full time job

Canberra ACT

We're the leading IT security testing laboratory in Australia
We work on the cutting edge of research and technologies
We reward employees with bonuses to celebrate our success

An exciting opportunity to work for one of the world's leading security testing laboratories.

15d ago

Listed nine days ago

Linux Administrator

at Kinexus

This is a Full time job

Canberra ACT

$120k - $160k p.a.

3x Linux Administrator roles supporting a critical national security program
Mid-level and senior level Linux Admin roles available
You must hold a NV1 or NV2 security clearance to apply for these positions

Permanent Linux opportunities embedded in a critical Defence ICT program supporting the ADF.

Recruited byWill Wells

9d ago

Listed nine hours ago

Cyber Security Analyst

at icare

This is a Full time job

Sydney NSW(Hybrid)

Hybrid working | Sydney CBD (Kent Street)
12-month fixed-term opportunity
Broad cyber role with exposure to projects, risk and security uplift

Help deliver cyber uplift initiatives that strengthen security and reduce risk across icare.

9h ago•Expiring

Listed two days ago

IT Systems Administrator

at SYPAQ Systems

This is a Full time job

Port Melbourne, Melbourne VIC

Permanent opportunity offering a Immediate Start
Staff Benefits including Loyalty Leave and Professional Development
Work with an established team

Administer secure enterprise environments across Linux, Windows, Nutanix and cloud platforms in a Defence setting.

2d ago

Listed eighteen days ago

IT Analyst

at Evolvex Group

This is a Full time job

Melbourne VIC(Hybrid)

$85,500 – $95,500 per year

Cyber Security Analyst to assess security risks, put controls in place and respond to threats.

18d ago

Listed fourteen days ago

Linux Infrastructure Engineer

at Nexigen Digital

This is a Full time job

Narre Warren, Melbourne VIC

Join Nexigen Digital as a Linux Infrastructure Engineer and support Australia's largest online service providers.

14d ago

Listed twelve days ago

Junior SecOps Analyst

at Quartex

This is a Full time job

Perth WA(Hybrid)

Kickstart your career at Quartex. Grow fast with real responsibility, flexible work, and a values-led team where practical security wins every day.

12d ago

Listed two days ago

Cyber Security Engineer

at Aurec

This is a Full time job

Deakin, Canberra ACT

130000

Play a pivotal technical leadership role driving a modern cyber uplift program, leading cloud security principles.

2d ago

Listed eight days ago

Linux Systems Engineer (Bare Metal & Kubernetes)

at Cox Purtell Staffing Services

This is a Full time job

Sydney NSW(Hybrid)

$200k - $300k p.a. (Package incl Bonuses & Super

Run bare-metal Linux and on-prem Kubernetes for a live trading environment
Build an on-prem Kubernetes platform with engineers from 50+ countries
Hands-on with Rancher, Cilium and ArgoCD on real hardware, not cloud

Own bare-metal Linux and on-prem Kubernetes for a global market maker's live trading environment in Sydney.

8d ago

Listed five days ago

Cyber Security Analyst

at CTRL Security Pty Ltd

This is a Full time job

Sydney NSW(Hybrid)

Deliver cybersecurity analysis, assessment and advisory services that help clients stay ahead of cyber risk.

5d ago

Listed six days ago

Cyber Security Analyst

at Snowy Hydro Pty Ltd

This is a Full time job

Melbourne VIC(Hybrid)

Leading Energy Provider
Great team environment
Can be based in Sydney or Melbourne

A great opportunity for an experienced vulnerability management professional. Superb benefits and incentives.

6d ago

Listed six days ago

Cyber Defence Officer - (Canberra/Sydney based - Hybrid working)

at Commonwealth Superannuation Corporation (CSC)

This is a Full time job

Sydney NSW(Hybrid)

Join our team as a Cyber Security Officer on a six-month fixed-term contract, based in either Canberra or Sydney.

Responsive hirer

6d ago

Listed more than thirty days ago

IT Systems & Security Engineer

at Fast Automation Pty Ltd

This is a Full time job

Macquarie Park, Sydney NSW

Launch your IT career in a future-focused company. Submit your application today and be part of our journey.

30d+ ago•Expiring

Listed six days ago

Technology Senior Cybersecurity Analyst

at Pilbara Ports

This is a Full time job

Perth WA

Salary $157,758 Per Annum + 13% Superannuation
Based in Perth
Be part of Pilbara Ports' Technology Team!

This is a great opportunity to be part of the world's largest bulk export port authority. Join Pilbara Ports Technology Team!

Responsive hirer

6d ago

Listed two days ago

Cyber Security Analyst – Web Application Defence

at The Onset

This is a Full time job

Sydney NSW

$140-$175k + super + Bonus

Investigate web application attacks through application, server and traffic logs
Apply your HTTP/HTTPS knowledge and build on your WAF rule-tuning experience
Four fixed shifts weekly, Wed–Sat or Sun–Wed, 9am–7:30pm AEST

Investigate attacks against web applications, analyse logs and fine-tune WAF rules within a global organisation’s security team.

2d ago

Listed twelve days ago