Full Time Relief Officer

4 days ago

Sydney, New South Wales, Australia MSS Security Full time $60,000 - $80,000 per year
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

About the role:

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 Williamtown. 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 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

Duties:

  • Access Control - Monitoring entry and exit points to ensure only authorised personnel are permitted on site.

  • Foot Patrols - Conducting regular patrols to maintain situational awareness and deter potential threats.

  • Stakeholder Liaison - Building rapport with Defence personnel, contractors, and visitors while delivering a strong security presence.

  • Incident Response - Reacting promptly and appropriately to alarms, emergencies, or suspicious behaviour.

  • Compliance Monitoring - Ensuring site protocols and Defence security procedures are always followed.

  • Reporting & Documentation - Accurately recording incidents, shift activities and observations in accordance with site requirements.

Veterans encouraged to apply.

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.

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