Full Time Relief Officers - Defence

About the role

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 . At MSS Security, we're looking for a confident and capable Full Time Relief Security Officer to become a trusted part of our Defence operations at a secured base in Garden Island. This position plays a critical role in protecting Defence personnel, assets, and infrastructure through proactive patrols, access management, and strong on - site presence. You'll operate in a complex and sensitive environment where professionalism, discretion, and situational awareness are essential. More than just a frontline role, this is your chance to be part of a team contributing directly to Australia's national security. Are you someone who thrives in high - trust environments and takes pride in doing things the right way? We're looking for Security Officers who are calm under pressure, detail - oriented and understand the importance of consistency in secure environments. This isn't your average security post - working on a Defence site means operating to a higher standard, where your professionalism and discretion have a direct impact on national operations. About you: Australian Citizenship - required for Defence security clearance eligibility A current Security Licence valid in NSW Baseline Defence Clearance or must be willing to obtain a Baseline Clearance Excellent communication skills and the ability to interact confidently with Defence personnel and site stakeholders The ability to remain calm under pressure and make sound decisions A strong sense of integrity , accountability , and attention to detail