Job Description
Senior Cyber Security Assessor
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Location: Canberra
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Industry: Defence & National Security
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Play a key role in the security assessment and authorisation of complex ICT capabilities within a highly regulated environment.
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Work across cyber security, engineering and project teams to turn complex technical information into clear, defensible security assurance outcomes.
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Apply your Defence security expertise to a significant, long-term program supporting critical Australian capability.
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About you:
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Strong experience in cyber security assessment, assurance, governance or security accreditation within Defence or Australian Government environments.
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Demonstrated knowledge of the Defence Security Principles Framework (DSPF) and Information Security Manual (ISM).
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Practical experience supporting Assessment and Authorization (A&A;), security accreditation or equivalent assurance processes.
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Proven experience developing high-quality security and technical assurance documentation for complex ICT systems.
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Solid understanding of security controls, control mapping, evidence requirements and assurance traceability.
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Ability to interpret complex technical, engineering and operational information and translate it into structured security documentation.
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Strong stakeholder engagement skills with the ability to work effectively across technical, cyber security, project and senior stakeholder groups.
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Experience working within multidisciplinary or embedded project delivery teams.
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Ability to independently manage multiple security artefacts, priorities and milestones within defined project schedules.
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Australian citizenship and the ability to meet the security clearance requirements of the role.
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Key Responsibilities:
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Provide cyber security and assurance advice to project and technical stakeholders.
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Scope,



plan and develop security and technical assurance documentation required to support Assessment and Authorization processes.
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Prepare system security and technical assurance artefacts required for ICT systems to progress through applicable security assurance processes.
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Translate technical, engineering and operational input into clear, structured security documentation suitable for assessment and senior decision-making.
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Maintain evidence traceability and map security controls against applicable DSPF and ISM requirements.
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Work closely with engineering, project management, cyber security and delivery teams to develop and validate security artefacts.
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Engage with relevant security assurance and accreditation stakeholders on documentation, evidence and assurance requirements.
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Take ownership of allocated security deliverables and manage them against agreed milestones and project schedules.
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Identify and elevate security risks, evidence gaps, documentation issues or delays that could impact assessment and authorization activities.
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Maintain strong document governance, version control and quality standards across security artefacts.
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What's on Offer
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This is an opportunity to contribute to a significant Australian Government program where your security assessment expertise will directly support the delivery of secure ICT capability.
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Work on complex security assessment and authorization activities within a Defence environment.
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Take ownership of high-value security and assurance deliverables.
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Work alongside experienced cyber security, engineering and project professionals.
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Apply your DSPF and ISM expertise to complex, contemporary ICT environments.
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Build further experience across high-assurance Australian Government programs.
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Join a specialist team delivering outcomes that contribute to Australia's national security capability.
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📌 Senior Security Assessor (Canberra)
🏢 Vertical Scope Group
📍 Canberra