About Expert360:

Expert360 empowers more than 42,000 (and growing!) elite professionals around the world to find excellent work and be successful. Expert360 was founded in 2013 with a easy but powerful mission to connect amazing people with great companies to get significant work done.

We believe in choice, flexibility and empowerment. We believe that if you can change the world of work, you can change the world. Come and join us in defining and bringing to life the future of work!

About the Role:

We're looking for an experienced Security Assessment and Authorisation (A&A;) Consultant to perform security risk management and assurance activities across systems, applications, and third-party services based in Ballarat.

You'll work closely with system owners, architects, project teams, cybersecurity specialists, and compliance stakeholders to guide systems through the A&A; lifecycle and obtain and maintain Authority to Operate.

What You'll Be Doing
Conduct security risk assessments and facilitate stakeholder risk workshops
Monitor risks, treatment plans, and residual risk
Assess the implementation and effectiveness of security controls
Execute authorisation processes in accordance with the ISM and client requirements
Prepare and maintain risk assessments,



accreditation documentation, and audit evidence
Develop security policies, procedures, and incident-response documentation
Provide guidance on the ISM, Essential Eight, and client-specific security controls
Liaise with Authorising Officers, system owners, and project teams
Support the establishment and ongoing management of GRC tooling
Track authorisation status, deliverables, and compliance gaps
Support continuous monitoring, audits, and inspections

What We're Looking For
Experience in security assessment and authorisation, cybersecurity risk, assurance, or GRC
Solid knowledge of the Australian Government ISM, Essential Eight, and security accreditation processes
Experience preparing security and accreditation documentation
Strong analytical, organisational, and stakeholder management skills
Ability to manage competing priorities and communicate complex security requirements clearly

Mandatory Requirements

Due to the secure nature of this role, all applicants must:
Be an Australian Citizen
Hold a current Australian Government Negative Vetting 1 Security Clearance
Be willing and able to work onsite in Ballarat

📌 Security Assessment & Authorisation A&a Consultant Perm Engagement Ballarat
🏢 Expert360
📍 Ballarat