Senior Cyber Security Engineer - Defense Systems Lead

EOS Defence Systems Pty Ltd; City of Hume; On-site; AUD 140,000 - 190,000; Full time

Job summary

EOS Defence Systems Pty Ltd is seeking a Senior Cyber Security Engineer to lead system-level cyber security across Defence programs. You will define and drive cyber-security requirements, develop secure architectures, oversee assurance activities and manage security risks to ensure EOS material systems remain secure, compliant and resilient.

You will provide specialist guidance to project teams, produce cybersecurity compliance artefacts, and support formal accreditation processes.

Qualifications

• University degree in Cyber Security, Technology or relevant Engineering discipline.
• Certifications in Cyber Security or relevant field.
• Eligibility for Australian Defence security clearance (Baseline, NV1, or higher).
• Australian citizenship is required.

Responsibilities

• Elicit, develop and manage cybersecurity requirements, baselines and controls.
• Collaborate with stakeholders on the analysis of customer cybersecurity requirements.
• Support development and test teams in implementing and validating cybersecurity requirements.
• Development and management of key security documentation and in the assessment and authorisation activities
• Act as the technical point of contact for system‑level cybersecurity discussions.
• Perform technical risk assessments and support incident response activities.
• Support the conduct of security working groups to discuss risks and controls with stakeholders
• Support the conduct of threat risk and vulnerability assessments
• Perform threat modelling for new and existing systems, as well as putting in place necessary controls and mitigations.
• Coach and mentor other members of the team on cybersecurity designs and compliances.

Skills

Systems engineering

Secure software development

DevSecOps

Code analysis

ISM/PSPF/DSPF

Embedded systems

Risk assessment

Stakeholder communication

Education

University degree in Cyber Security, Technology or relevant Engineering

Certifications in Cyber Security

Job description

EOS Defence Systems Pty Ltd is seeking a Senior Cyber Security Engineer to lead system-level cyber security across Defence programs. You will define and drive cyber-security requirements, develop secure architectures, oversee assurance activities and manage security risks to ensure EOS material systems remain secure, compliant and resilient.

You will provide specialist guidance to project teams, produce cybersecurity compliance artefacts, and support formal accreditation processes.