Job Description
Job Title: Lead Cyber Security Architect
Security Clearance: Negative Vetting Level 1
Duration: Initial 12 months with 1 x 12-month extensions
Industry: Information Technology
Functional Expertise: Cyber Security Architecture
Sub-functional Expertise: Enterprise Security Design and Assurance
Location of work: QLD, WA, ACT, VIC, NSW, NT, SA, TAS
Working arrangements: Hybrid
Closing date: 9AM Friday, 6 March 2026
Description:
Our client is seeking a Lead Cyber Security Architect to design, assure and guide secure technology architectures across critical digital platforms. The role focuses on ensuring systems are secure by design, compliant with Australian Government cyber security frameworks, and resilient to emerging threats. The successful candidate will play a key role in enabling the secure delivery of services to the Australian community while supporting governance, assurance and architectural standards.
Responsibilities:
- Develop and document cyber security architectures relevant to digital service platforms
- Review architecture and design collateral for alignment to security controls and practices including ISM, PSPF and Essential Eight
- Provide cyber security guidance to architects and designers
- Identify and highlight cyber security deficiencies across ecosystems
- Assess changes to Government and internal cyber security policies and advise stakeholders of impacts
- Contribute to cyber security policies and governance activities
- Assess cyber security aspects of departmental policies and advise on impacts to systems
- Perform duties as advised by the Architecture Director
- Contribute to system authorisation and IRAP assessments
- Adhere to governance frameworks and APS architecture standards
- Assist with other projects or activities as required
Requirements:
- Bachelor’s or Master’s degree in Data Science, Computer Science, Information Systems, or related discipline
- Deep knowledge of Australian Government cyber security frameworks including ISM, PSPF and Essential Eight
- Proven experience in cyber security architecture within complex ICT environments
- Experience supporting system authorisation and assurance activities, including IRAP
- Ability to assess and design security controls across cloud, on-premises and hybrid environments
- Strong analytical, stakeholder engagement and communication skills
Key Capabilities:
- Ability to design secure, scalable and compliant architectures
- Strong understanding of public sector cyber governance and compliance obligations
- Ability to provide clear and practical security guidance to technical and non-technical stakeholders
- Capability to identify security risks and recommend appropriate mitigation strategies
- Experience contributing to assurance and authorisation processes
Essential Criteria:
- Bachelor’s/Master’s degree in Data Science, Computer Science, Information Systems, or related discipline.
- Strong analytical, stakeholder engagement, and communication skills.
- Deep knowledge of cyber governance and compliance in the public sector environment including strong knowledge of Australian Government cyber security frameworks (ISM, PSPF, Essential Eight).
- Proven experience in cyber security architecture within complex ICT environments.
- Experience supporting system authorisation and assurance activities, including IRAP.
- Ability to assess and design security controls across cloud, on-premises, and hybrid environments.
Desirable Criteria:
- Industry certifications such as SABSA, CISSP, CISM, or equivalent (desirable).
- 10 years of experience working across IT environments in security application design or development.
How to apply:
Please submit your application including your resume and a completed application form addressing the essential and desirable criteria. Ensure your application highlights your experience and any relevant certifications.