
IAG Defence & National Security (DNS) is part of IAG, a specialist advisory firm supporting complex infrastructure, Defence and national security programs across Australia.
Our DNS team works closely with Commonwealth agencies and industry partners to deliver specialist expertise into nationally significant programs. Our success depends on our ability to identify, engage and mobilise highly specialised talent quickly and effectively. IAG is recognised as Veteran Friendly Employer under the Veteran Employment Program.
The Cyber Security Assessor is an experienced Cyber Security Assessment and
Authorisation practitioner who supports the IC3 SPO Senior Cyber Security Manager,
CAF16 Managers and IC3SPO Leadership in delivering against and fulfilling their
cyber security obligations.
The role is embedded within the CAF16 team in IC3 SPO delivery environments
while operating independently under delegated technical authority from the Cyber
Security Assessments and Authorisation (CSAA) Directorate, Defence Cyber and
Information Assurance Branch (DCIAB).
This role is responsible for the conduct of following tasks and activities:
Assessment and Authorisation:
1. Provide System Assessment and Authorisation activities as directed by the IC3
SPO Senior Cyber Security Manager;
2. Conduct system Assessment and Authorisation activities in accordance with:
3. Perform security assessments using Operational Effectiveness Reviews (OER) as
the default approach, with Design Effectiveness Reviews (DER) conducted where
justified;
4. Audit the effectiveness of system security controls implemented across IC3 SPO
capability systems;
5. Develop and deliver assessment artefacts including:
6. Risk Identification and Analysis:
a. Security exceptions;
b. Software defects; and
c. Architecture or design weaknesses
7. Advisory and Stakeholder Engagement:
a. IC3 SPO system and sustainment teams;
b. Integrated delivery teams; and
c. Operational and security stakeholders.
Qualifications for this role:
Chain of Command - This position reports to the CAF16 Senior Cyber Security Manager (2nd level)
through the CAF16 ICT Security Manager (1st level).
Subordinates - There are no immediate subordinates of this position.
With offices in Perth, Brisbane, Melbourne, Sydney, and Canberra, we’re a tight-knit team, working across some of Australia’s most critical infrastructure and Defence projects. We come from diverse backgrounds and pride ourselves on our flexible, supportive and collaborative team culture. We can offer great work, great people, great culture, great conditions, and an all-round great time, whilst you go about developing a great career in this space.
As part of IAG, you’ll be joining a team of more than 250 professionals’ working across a range of integrated workstreams in a friendly and approachable environment.

IAG Defence and National Security (DNS) is a multidisciplinary team of Project Management, ICT, Logistics, Engineering and Commercial advisory professionals who primarily provide services to the Defence Sector, Australian Department of Defence and Defence Industry.
Thanks to the diversity of its service offerings, IAG Defence & National Security is uniquely positioned to provide its partners and clients with holistic solutions that address complex cross-subject requirements.
IAG DNS is part of the wider IAG team - Australasia’s most trusted transaction, commercial, strategic advisory, delivery and technical services firm.
IAG has assisted clients to successfully plan, transact and deliver more than $200 billion of projects across Australia and internationally. This combined experience ensures our team of specialist advisors effectively navigate complex governance frameworks, challenging stakeholders, multifaceted technical environments and regulatory intricacies to deliver value for money outcomes.
We bring a flexible, scalable team with unmatched professional diversity – a national pool of approximately 250 advisors with diverse backgrounds in law, commerce, engineering, defence, construction, environmental management and stakeholder engagement.