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.

Permanent Full-time role | Adelaide office based role with private parking

Competitive salary + Great employee benefits!

Supportive work environment and great company culture

About the Company As one of Australia’s leading security companies, with a national footprint across Australia, MSS Security has unrivalled experience in delivering the highest quality of service & protecting some of the nation’s highest profile sites. To find out more visit our website at www.msssecurity.com.au

Our employees enjoy working with MSS because we:

Have a high people and culture focus

Offer extensive development and progression opportunities

Provide stability and certainty in a role

Work collaboratively together and are high achievement focused

Because we know how to have fun whilst getting the job done

About the role Reporting directly to our Commercial Manager, the position is primarily responsible for invoicing, accounts payable, payroll support and providing excellent customer service to all stakeholders. You will be part of an enthusiastic, committed and customer focused team.

Duties include but are not limited to:

Accounts Receivable

Reconcile and approve batch reports; ensure Rostering systems data accuracy

Manage client rates on system and support manual invoices, credit notes, and aged debt queries

Payroll

Coordinate payroll between State Operations and National Payroll teams; ensure timely fortnightly pay runs

Review pre-pay reports for accuracy and maintain compliance with Fair Work, NES, and payroll legislation

Accounts Payable

Manage invoice approvals and payments, resolving disputes and liaising with suppliers as needed





Update subcontractor hourly rates on the rostering system

Commercial Support

Provide backup support for Finance team and run reports, investigating variances

Drive process improvements via Excel macros

Skills & experience Experience in payroll processing, accounts payable and accounts receivable

Knowledge of Fair Work, National Employment Standards (NES), ATO Guidelines​

Knowledge in payroll systems and HRIS (WorkDay desirable), RTR

Intermediate to advanced skills in Microsoft Excel including use of macros

Strong attention to detail, time management, organisational skills and communication skills

Maintain confidentiality of sensitive information

Ability to work under pressure and meet strict deadlines

How to apply

MSS Security is an Equal Opportunity Employer. We value the unique backgrounds, experiences and contributions of each person and encourage and celebrate diversity. We are proud to be certified by the Workplace Gender Equality Agency, a partner and supporter of Veterans employment and are currently developing our first Innovate Reconciliation Action Plan. Click APPLY to complete your application and you will be prompted to answer a few easy questions and upload your cover letter and CV.

To give yourself the best opportunity to progress your application, please outline in your cover letter how your skills and experience meet the role requirements.

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

📌 Finance Administrator (South Australia)
🏢 Mss Security
📍 South Australia