At Silentium Defence, we're advancing passive radar and sensing technologies that protect what matters most.
We partner with defence, government and commercial sectors to provide trusted surveillance solutions for complex, high-threat settings.
Our people are our greatest strength - together, our talent, passion and purpose are driving passive radar technology onto the global stage.
We are looking for an Assistant Security & Facilities Officer to join our team in Gepps Cross, South Australia.
This permanent, full-time role will act as the 2IC to our Security & Facilities Officer, focused on supporting the wider organisation and ensuring security remains at the forefront of what we do.
In this role, you will be the go‐to person for the full remit of security and facilities requirements.
What you will do
You will be exposed to every element of the four pillars of security; governance, physical, personnel, and cyber.
The key priority is to ensure that the people in our business have what they need to operate securely at all times, you are the driver.
This will look like:
Supporting daily queries or requirements from the workforce
Promoting security awareness and delivering training campaigns




Coordinating employee security onboard and offboarding processes
Management of security clearances and the security register
Interpreting compliance standards and turning them into tangible actions
Maintaining policies, plans and procedures to ensure compliance with the relevant standard
Undertaking security risk assessments
Ensuring our facilities are meeting security requirements
About you
You may have a defence or protective security background and are looking for your next career move while still working in a high intensity, security focused environment.
You may have a passion for cyber-security and a desire to apply your skillset in the defence industry.
Whatever your motivation, you will be eager to learn, and excited about the chance to be challenged.
You will have next level attention to detail and enjoy working with others.
Ideally, you will have an existing AGSVA Baseline clearance or above, or at least the ability to obtain one.
If this sounds engaging, we would love to talk to you.
This role is only available to Australian citizens.
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📌 Assistant Security & Facilities Officer South Australia
🏢 Silentium Defence
📍 Australia