Senior Defence Cybersecurity Engineer — ICT & Systems

Select Aust Sydney; Sydney; On-site; AUD 120,000 - 180,000; Full time

Benefits offered by this job

Flexible working arrangements

Employee benefits

Job summary

Randstad Defence is seeking a Senior Cybersecurity Engineer to strengthen cybersecurity infrastructure and deliver robust ICT systems for critical defence initiatives in Sydney. This is a permanent full-time role with flexible working arrangements and strong employee benefits.

You will design secure hardware and software architectures to defence specifications, draft ICT security policies, prepare accreditation plans for Authority to Operate (ATO), identify vulnerabilities, perform testing, and

Qualifications

• Degree in Cybersecurity or related field.
• 5+ years as a Cybersecurity Engineer.
• Experience on Australian defence/government projects.
• Knowledge of software and systems engineering methodologies.
• Proficiency with Windows, Linux, Android, VMs, networks, and Python scripting.
• Certifications such as CISSP, CompTIA Security+ or equivalent.
• DevSecOps, penetration testing, and software testing experience desirable.

Responsibilities

• Design and build secure hardware and software architectures for defence specs.
• Draft ICT security policies aligned with standards.
• Prepare accreditation plans for Authority to Operate (ATO).
• Identify vulnerabilities and apply security patches.
• Perform or support penetration testing and ICT evaluations.
• Log risks and coordinate mitigation with cross-functional teams.
• Develop Cyber Security project plans end-to-end.

Skills

Cybersecurity expertise

Defence sector experience

Penetration testing

DevSecOps

Automation with Python

Policy & compliance

Education

Cybersecurity/related degree

Tools

Windows

Linux

Android

Virtual machines

Python scripting

Job description

Randstad Defence is seeking a Senior Cybersecurity Engineer to strengthen cybersecurity infrastructure and deliver robust ICT systems for critical defence initiatives in Sydney. This is a permanent full-time role with flexible working arrangements and strong employee benefits.

You will design secure hardware and software architectures to defence specifications, draft ICT security policies, prepare accreditation plans for Authority to Operate (ATO), identify vulnerabilities, perform testing, and