
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:
Join one of Australia's leading security organisations and play a vital role in protecting critical Defence infrastructure across Western Sydney.
MSS Security is seeking professional and reliable Defence Security Relievers to support operations across four Defence sites: Glenbrook, Holsworthy, Richmond and Orchard Hills This unique position offers the opportunity to work across multiple Defence environments, gain broad operational experience, and build a rewarding long-term career within the Defence sector.
Are you someone who thrives in high - trust environments and takes pride in doing things the right way?
You are professional, adaptable and committed to delivering high standards of security and customer service. You enjoy working in a team environment while also being confident working independently when required.
About you:
Australian Citizenship - required for Defence security clearance eligibility
A current Security License 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
Previous security experience is advantageous but not essential. We welcome applications from motivated individuals looking to build a long term career in the security industry.
Veterans encouraged to apply.
Master License Number: 408742075
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

The MSS Security Group (MSS) comprising MSS Security, MSS Strategic Medical & Rescue and SDS is unrivalled in its experience, capability and reputation.
Operating in every state and territory across all market segments, we proudly count amongst our clients, all levels of government and leading Australian and international blue-chip organisations.
We align decades of specialised security experience with continued investments in people, service delivery and innovation to meet the ever – changing environment.
For further information about our company, latest news and to find out how we can help you, please refer to our website: www.msssecurity.com.au or contact our National Customer Service centre on 1300 759 807.