2,979 network security jobs in Australia.

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AfterQuery

Security Engineer — Cryptanalysis / Reverse Engineering

15 days ago

Contract

Cybersecurity

We're building a research cohort of senior domain experts in security — spanning cryptanalysis and reverse engineering — to help evaluate how frontier AI models reason about hard, real-world expert-level problems. This is research-and-evaluation work, not production engineering: you'll be defining what "correct" and "excellent" ...

Australia

Decipher Bureau

Senior Security Engineer

15 days ago

Full-time
Part-time

Cybersecurity
Auditing

... cloud platforms, automation and AI, and security sits at the centre of that agenda. This role This is a senior, hands-on role within a growing, high-trust security team. As 2iC to the Head of Security, you’ll mentor two junior engineers and act as the technical anchor for cloud security decisions across the business. Around ...

Syd, Australia

Atlassian

Enterprise Security Engineer

15 days ago

Full-time

Cybersecurity

The Enterprise Security Engineer is a hands-on engineer who implements, operates, and improves security controls across corporate architecture, SaaS platforms, cloud services, endpoints, identity, data, and workforce technologies. This role translates enterprise security strategy into practical, measurable controls and ...

Syd, Australia

Softtest pays pty

Cyber Security Engineer

15 days ago

Full-time

Cybersecurity

... Security Manual 20% 3. Experience with security technologies such as endpoint protection, firewalls and IDS/IPS 20% 4. Extensive experience in Windows, Linux, networking and system administration 25% 5. Experience with security services in the cloud (Azure or AWS) 10% Desirable criteria 1. Experience in cyber security monitoring ...

Canberra, Australia

DX1

Senior Security Engineer, AI Platforms (DevSecOps)

15 days ago

Full-time

IT
Cybersecurity
DevOps

... secrets, container and IaC) and the decisions on what blocks a merge. - Terraform or CDK across multiple AWS accounts, with hands-on IAM, Organizations and SCPs, networking, KMS, CloudTrail, Config and Security Hub. - Threat modelling for LLM and agent applications: prompt injection, tool abuse and data exfiltration through ...

Greater Melbourne, Australia

George Weston Foods Limited

Security Engineer - Assurance

15 days ago

Full-time

Cybersecurity

... you will play a key role in supporting security assurance, third-party security reviews, implementation of security standards, security projects and broader security operations activities. Working closely with business and technology stakeholders, you will help ensure security controls remain effective, security risks are ...

Syd, Australia

George Weston Foods Limited

Security Engineer - Operations

15 days ago

Full-time

Cybersecurity

... improving security technologies, investigating security events and providing practical security guidance to stakeholders. It is ideally suited to a well-rounded security professional who enjoys working across technology, people and process domains to deliver measurable security outcomes. On a day-to-day basis, you will: - Investigate ...

Syd, Australia

Strategic Control Systems Pty

Security Engineer - Remote

15 days ago

Remote
Hybrid
On-site
Full-time

Cybersecurity

... (Microsoft 365, Azure), networking, data protection technologies and endpoint management. Demonstrated ability to triage security events, participation in Cyber Security Incident Response and hunting for IOCs. Knowledge of security frameworks including Essential 8, NIST and CIS. Information security framework experience highly ...

Newcastle, Australia

Q-CTRL

Security Engineer

15 days ago

Full-time

Cybersecurity

... Infrastructure team is expanding to bring on a Senior Security Engineer with a focus on designing, implementing, and maintaining systems to fulfil the Q-CTRL Security Objectives, as well as identifying practical ways to leverage AI within our security engineering practices. [{"name": "full_time", "text": "Full time", "categoryName": ...

Syd, Australia

Turing

GenAI Security Evaluation Engineer (Up to $150/hr)

15 days ago

Part-time
Contract

$150 per hour

... severity, and residual risk. - Define authorization contexts and write deterministic tests validating vulnerable, fixed, and negative behavior. - Recommend security controls and participate in calibration and peer review. What We’re Looking For - 5+ years in application/product security or security-focused software engineering, ...

Australia

Tabcorp

Security Engineer

15 days ago

On-site
Full-time

Cybersecurity

... protection of critical systems and services. Your work will influence how security is applied consistently across the organisation. - Configure and maintain security platforms and monitoring tools - Partner with delivery teams to embed security requirements - Review systems and applications against security standards - Recommend ...

Brisbane, Australia

Ambition

Cyber Security Engineer

15 days ago

Hybrid
On-site
Full-time

Cybersecurity

... - Implement and continuously improve security controls across a Microsoft-based environment, including identity, email and data protection - Run day-to-day security operations, with a monthly rotation on SecOps: monitoring, investigating events and responding to incidents - Support security due diligence and integration ...

North Sydney, Australia

Downer

Cyber Security Engineer

15 days ago

Full-time
Contract

Cybersecurity

... security accreditation, system authorisation or security assurance within Defence or Government environments. - Strong working knowledge of the Information Security Manual and related Australian Government cyber security requirements. - Experience applying cyber security frameworks such as Essential Eight, DISP, ISO 27001 ...

Greater Melbourne, Australia

Talenza

Microsoft Endpoint Security Engineer

15 days ago

Full-time

Cybersecurity

... implementing and continuously improving endpoint security controls across a large enterprise environment. Working closely with infrastructure, M365, platform and security teams, you'll help drive security outcomes while ensuring reliability and usability remain front of mind. - Design and maintain endpoint security baselines ...

Syd, Australia

XPT Software Australia Pty Ltd

Entra ID MFA & Identity Security Engineer

15 days ago

Hybrid
Contract

Cybersecurity

Entra ID MFA & Identity Security Engineer Role Summary: Experienced Entra ID and Identity Security Engineer responsible for designing, implementing, and supporting enterprise-scale Multi-Factor Authentication (MFA), Conditional Access, and identity security solutions across large and complex Azure environments. Key Responsibilities: ...

Syd, Australia

BHP

Security & Emergency Management Lead I Peak Downs I BMA

15 days ago

... connected to our values and objectives, and where the capability of our people is key to our success. About The Role We're seeking an experienced SEM Lead to lead Security, Emergency and Medical Management at our Peak Downs operation. This Monday to Friday role offers both RESI, FIFO or DIDO. As the SEM Lead, you will provide ...

Adelaide, Australia

Downer

Personnel Security Vetting Officer

15 days ago

On-site
Contract

Job Title - Personnel Security Vetting Officer - Security Clearance: NV1(minimum) - Length of Contract: 12 months, with an option to extend by up to 12 months - The role closes on 28/10/2026 - Location: Canberra (RG Casey Building, Barton, ACT), office-based Duties Working as part of the Security Clearances and Maintenance ...

Canberra, Australia

Securecorp

Security Site Supervisor

15 days ago

On-site
Full-time
Contract

... requirements are met, while monitoring and supporting site and team KPIs to drive performance and operational outcomes. - Serve as the primary on-site contact for all security-related matters, collaborating closely with client leadership and internal stakeholders. - Develop and refine site-specific security procedures to reduce risk ...

Mulgrave, Australia

Challenger Services Group

Security Manager - Hybrid

15 days ago

Hybrid
Full-time

Hospitality

$115,000

... professional, reliable and tailored security solutions. Our services span corporate and retail security, concierge services, mobile patrols, alarm response, event security, investigations, surveillance, consulting and training. About the Role We’re seeking an experienced, licenced security professional to manage the day-to-day ...

Syd, Australia

Mastercard

Manager, Partner Success - Security Solutions

15 days ago

Full-time
Contract

... Sales, Marketing, and Customer Success in a matrixed environment Excellent analytical and problem-solving capabilities with a data-driven approach Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, ...

Australia