Relief Security Officer – Defence Base, Williamtown

MSS Security Pty Ltd

MSS Security is hiring a Full-Time Relief Security Officer for Defence operations in Williamtown. Candidates must hold a valid Security License and Australian citizenship with baseline Defence clearance.

Last checked on June 20, 2026. We may earn a commission when you click through.

If you meet the qualifications, this position offers a stable full-time opportunity in a reputable company with a commitment to diversity.

✓ Stable employment in a reputable company ✓ Chance to work in a vital defence sector ✓ Encourages diversity in the workplace

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Relief Security Officer – Defence Base, Williamtown

MSS Security Pty Ltd

Updated 1 month ago

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New South Wales Full Time

If you meet the qualifications, this position offers a stable full-time opportunity in a reputable company with a commitment to diversity.

About this role

About the Company

MSS Security Pty Ltd is a leading security provider in Australia, specialising in various sectors including defence, retail, and event security.

Key Highlights

✓ Full-time position with competitive hours
✓ Opportunity to work in a defence environment
✓ Requires valid Security License
✓ Focus on diversity and inclusion
✓ Baseline Defence clearance necessary

💡 Honest Take: This role is ideal for those with security experience looking to work in a critical sector, but the requirement for Defence clearance may limit applicant pool.

Pros

✓ Stable employment in a reputable company
✓ Chance to work in a vital defence sector
✓ Encourages diversity in the workplace
✓ Full-time hours provide consistent income
✓ Engaging work environment

Cons

✗ Requires Defence clearance which can be a barrier
✗ May involve irregular hours
✗ Limited to Australian citizens
✗ High level of responsibility
✗ Potentially stressful environment

Best For: This position suits candidates with a Security License and an interest in defence operations.

Watch Out: Candidates should be aware that obtaining Defence clearance can be time-consuming and rigorous.

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Expert Review

Our team found that MSS Security offers a opportunity for individuals with the right qualifications. The role demands a valid Security License and baseline Defence clearance, which may deter some applicants. However, for those qualified, it promises steady employment in an essential sector.

Working in a defence environment can be rewarding, yet it comes with its own set of challenges. The position may require irregular hours and a high level of responsibility. This is not a job for the faint-hearted, and applicants should be prepared for a potentially high-stress atmosphere.

MSS Security's commitment to diversity is commendable, providing an inclusive workplace. Candidates can expect to engage with a variety of situations and challenges, enhancing their experience in the security field. For those interested in a career that contributes significantly to national security, this position is an excellent fit.

For more details, check MSS Security's official page.