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About the Company 

As one of Australia’s leading security companies, MSS Security is built on teamwork, respect, and integrity. We provide long-term career paths, stability, and a workplace where your professionalism and dedication are genuinely valued. To find out more visit our website at www.msssecurity.com.au.

About the role:

At MSS Security, we are seeking professional and reliable Full-Time Relief Security Officers to join our Defence operations at Garden Island. You will support the protection of Defence personnel, assets, and critical infrastructure through patrols, access control, and maintaining a strong, visible security presence.

This is a highly sensitive environment where professionalism, discretion, integrity, accountability, and strong situational awareness are essential, along with the ability to remain calm under pressure and make sound decisions.

This role offers the opportunity to directly support Australia’s national security and the protection of critical Defence operations.

Key Responsibilities:

• Manage access control and conduct regular foot patrols to maintain site security and awareness

• Engage professionally with Defence personnel, contractors, and visitors while maintaining a strong security presence

• Respond promptly to alarms, incidents, and suspicious activity

• Ensure compliance with Defence security procedures and site protocols at all times

• Accurately complete incident reports, shift logs, and required documentation in line with site standards

Requirements:

• Australian Citizenship - required for Defence security clearance eligibility

• NSW Security License

• Baseline Defence Clearance - Or willing to obtain

• Strong communication skills

• Ability to remain calm under pressure with strong attention to detail

• High integrity and accountability across all security duties

Veterans encouraged to apply.

Master License Number: 408742075

How to apply

MSS Security is an Equal Opportunity Employer, valuing the unique backgrounds, experiences, and contributions of each person We encourage and celebrate diversity.

We are proud to:

• be certified by the Workplace Gender Equality Agency,

• be a partner and supporter of Veterans employment and honoured to have an endorsed INNOVATE Reconciliation Action Plan.

Click APPLY to complete your application and you will be prompted to answer a few simple questions and upload your CV.

Thanks for taking the time to consider MSS as a future employer and we look forward to hearing from you.