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Cyber Systems Security Engineer

Lockheed Martin · Mawson Lakes, Salisbury Area · Full time · Onsite

About this role

Cyber Systems Security Engineer at Lockheed Martin in Mawson Lakes, SA, working on the SouthPAN satellite navigation system. The role focuses on translating cyber security requirements into engineering solutions, assessing risks, and guiding cross‑functional teams through the system lifecycle. Ideal for candidates with defence‑level systems security experience and strong technical leadership skills.

Key details

• Location: Mawson Lakes, Salisbury Area
• Work mode: On-site
• Contract: Permanent, full-time
• Level: Mid-level

What you'll do

• Translate cyber security requirements into practical engineering solutions across the system lifecycle
• Review system designs, architecture and technical changes to assess security impacts and ensure compliance
• Conduct threat modelling, threat hunting and vulnerability assessments to identify and mitigate cyber risks
• Support the development of cyber security requirements and the implementation, validation and verification of security controls and risk treatments
• Provide technical cyber security expertise, troubleshooting support and guidance to engineering, architecture, operations and program stakeholders
• Apply Defence and Australian Government cyber security frameworks, standards and policies to system architectures and solutions
• Support security assurance, accreditation and authorisation activities, including risk management and reporting
• Mentor and support technical teams while promoting cyber security awareness, best practice and continuous improvement

What you'll need

• Significant experience in systems security engineering within Defence or complex ICT environments
• Strong knowledge of Defence cyber security frameworks, including DCSAAF, ISM, PSPF, DSPF and SPARTA
• Proven experience in security architecture, security requirements analysis, assurance, accreditation and risk management
• Expertise in Linux administration, VMware environments, system hardening and platform sustainment
• Experience with Elastic Security, SIEM technologies, security event monitoring and incident response
• Strong understanding of network architecture, identity and access management, ASD-approved cryptographic requirements and secure system design
• Demonstrated capability in vulnerability management, threat analysis and developing effective remediation strategies
• Proficient in AI prompting as it applies to this position and practice

Tech stack

Linux, VMware, Elastic Security, SIEM

What's on offer

• Work on innovative projects
• Collaborate across borders
• Internal secondments and structured career pathways
• Face‑to‑face and online development opportunities
• Employee recognition programs and annual awards events
• Flexible work pattern options
• Purchase up to four additional weeks of leave each year
• Dedicated study leave

How to stand out for this role

Likely interview topics

• Explain how you would translate cyber security requirements into engineering solutions across a system lifecycle
• Describe a time you assessed security impacts during a system design review
• Detail your approach to threat modelling, threat hunting and vulnerability assessments
• Explain how you apply defence cyber security frameworks such as DCSAAF, ISM, PSPF, DSPF and SPARTA
• Discuss your experience with Elastic Security or SIEM technologies for incident response

Keywords to mirror in your CV

systems security engineering, Defence cyber security frameworks, DCSAAF, ISM, PSPF, DSPF, SPARTA, security architecture, security requirements analysis, accreditation

What to show

• Showcase a threat modelling exercise you conducted for a defence or complex ICT system
• Provide a case study of a security architecture design you developed, including risk treatment plans
• Demonstrate a vulnerability assessment report with remediation strategy you implemented using SIEM tools

How to apply

Use the "Apply on company website" button to continue to Lockheed Martin's careers page and submit your application there.

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Source: Adzuna