Profectus is seeking an experienced AI Security Specialist to support the secure adoption of artificial intelligence within an Australian Government agency. You will examine AI-enabled systems for security weaknesses, test how models behave under misuse and attack, and advise project teams and risk owners so projects can progress through assessment and authorisation. The work covers security reviews, AI red teaming, control and guardrail recommendations, and AI assurance artefacts.

Key Responsibilities

Conduct security reviews of AI-enabled systems, covering models, prompts, data flows, hosting, integrations and supply chain

Perform AI red teaming and adversarial testing to identify weaknesses before systems are deployed

Test LLM, RAG and generative AI applications for prompt injection, jailbreaking, data poisoning and model and data leakage

Assess the security of tool and agent integrations within AI systems

Recommend practical security controls and guardrails that project teams can implement

Provide security evidence and technical input for assessment and authorisation activities leading to Authority to Operate

Contribute to use case assessments, model cards, system cards and assurance cases

Prepare evidence-based risk advice and reports for project teams, system owners and risk owners

Brief senior decision makers on technical findings in plain language

Manage reviews across multiple concurrent projects to fixed delivery timeframes

Required Experience

Hands-on experience securing AI and machine learning systems, including large language models (LLMs), retrieval augmented generation (RAG) and generative AI applications

Robust understanding of AI-specific threats and controls, including prompt injection, jailbreaking, data poisoning,



model and data leakage, insecure tool or agent integration and guardrail design

Experience in AI red teaming, adversarial testing or structured evaluation of model behaviour

Experience working within Defence or Australian Government security environments

Working knowledge of the Information Security Manual (ISM) and Australian Government security requirements

Ability to translate technical findings into clear risk advice for technical and non-technical stakeholders, including senior decision makers

Proven ability to manage multiple concurrent projects and meet fixed delivery timeframes

Experience supporting Defence or Australian Government assessment and authorisation activities leading to Authority to Operate

Familiarity with cloud AI platforms such as Azure AI or AWS AI/ML and their security controls

Knowledge of OWASP Top 10 for LLM Applications, MITRE ATLAS, the NIST AI Risk Management Framework or ISO/IEC 42001

Experience producing AI governance or assurance artefacts such as use case assessments, model cards, system cards and assurance cases

Certifications in cyber security, cloud security or AI

Tertiary qualification in cyber security, computer science, data science, engineering or a related discipline

Security Clearance Requirements

Must be an Australian Citizen

Must have a current AGSVA NV1 Security Clearance (minimum)

Working Arrangements

Onsite

Hybrid may be considered by exception

Why Profectus Profectus partners with Australian Government agencies to deliver trusted ICT capability across complex delivery programs. We take a long term, relationship driven approach, supporting our people across the full lifecycle of their engagement while contributing to outcomes of national importance.

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📌 AI Security Specialist (Yarralumla)
🏢 Profectus
📍 Yarralumla