Job Description

The Opportunity

We’re partnering with a high-profile ASX-listed Australian business that is looking for an experienced Accounts Payable Officer to join their finance team on a 12-month maternity leave contract.

Key Responsibilities

- Manage a high-volume AP portfolio across suppliers and subcontractors
- Process and code invoices and subcontractor claims
- Prepare weekly and monthly payment runs
- Reconcile supplier statements and resolve discrepancies
- Maintain vendor records and ensure accurate documentation
- Manage AP queries and liaise with internal stakeholders
- Assist with month-end, audit and wider finance tasks as required

About You

- 2–3 years’ experience in a full-function Accounts Payable role
- High level of accuracy and attention to detail

Be part of something big — where accuracy keeps everything moving.

At Certis Security Australia, we deliver innovative, integrated security solutions that create safer environments — including major events and high-profile sites across Australia.

Our commitment is to a Safer, Smarter and Better workplace, where people are supported, respected and empowered. As Australia’s only next-generation security company operating at scale, we’re transforming how we work through technology, automation and operational excellence.

Behind every safe, successful operation is accurate data and disciplined processes. That’s where you come in.

As an Accounts Payable Officer, you’ll play a key role in supporting strong financial governance and supplier confidence.

By processing supplier invoices accurately, on time, and in line with controls, you’ll help maintain effective cash flow management, reduce risk, and ensure AP records are audit‑ready. Getting it right at this stage keeps everything downstream running smoothly.

About the Role

This is a detail‑focused, process‑driven role for someone who enjoys working with numbers, systems, and transparent workflows.

Reporting to the Accounts Payable Team Leader, you’ll handle day‑to‑day AP processing, resolve supplier queries, and work closely with Finance, Procurement, and budget holders to ensure invoices are processed correctly and paid on time. Budget for this role is $75,000 plus super.

What You’ll Be Doing

Accounts Payable Processing





- Process supplier invoices accurately and efficiently in line with policy
- Match invoices to purchase orders and approvals where required
- Ensure invoices are correctly coded and approved within delegated authority
- Process payments in line with agreed supplier terms and schedules

Supplier Queries & Issue Resolution

- Respond to supplier enquiries professionally and within service standards
- Investigate and resolve invoice discrepancies and payment issues
- Liaise with internal stakeholders to resolve coding or approval delays
- Escalate complex or high‑risk matters to the Accounts Payable Team Leader

Compliance, Controls & Documentation

- Follow AP controls, segregation of duties, and audit requirements
- Maintain accurate, timely system notes and supporting documentation
- Adhere to approved processes, templates, and approval pathways

Systems & Reporting

- Use AP and finance systems accurately and consistently
- Maintain up‑to‑date records of invoices, approvals, and payments
- Support reporting, audits, and reviews as required
- Identify recurring issues or opportunities to improve processes

Team & Stakeholder Engagement

- Work closely with the Accounts Payable Team Leader and Finance team
- Liaise with Procurement, budget holders, and other stakeholders as required
- Contribute to a professional, cooperative, and accountable team environment

About You

You’re organised, reliable, and detail‑driven — someone who takes pride in accuracy and consistency.

You’ll bring:

- Experience in accounts payable or finance operations
- Strong attention to detail and accuracy
- Experience working with financial systems and high‑volume transactions
- Ability to manage deadlines and competing priorities

Bonus points if you have:

- Microsoft Dynamics 365 experience
- Experience in a regulated or complex operating environment




- A certificate or tertiary qualification in Finance, Accounting, or a related discipline

What We Offer:

- Technology‑led, intelligent security and facilities management solutions across Australia’s most critical sectors.
- Collaborative, fast‑paced work environment with hybrid work arrangements.
- Commitment to diversity and inclusion; applications encouraged from women, Aboriginal and Torres Strait Islander peoples, and candidates from diverse backgrounds.
- Employee benefits such as retail discounts, annual awards, Regular employee engagement survey and a Reward & Recognition Framework

Next Steps:

Once you’ve submitted your application, the next step is to complete a virtual interview with Certis.

This is an key part of our hiring process and must be completed for your application to be considered further.

After you’ve finished your virtual interview, our hiring managers will review all candidates. If you’re successful in progressing to the next stage, we’ll be in touch to let you know what’s next.

Diversity Statement

Within Certis Australia, we believe our strength lies in the diversity of our people. We offer an inclusive culture where you can be your authentic self, contribute your unique perspective and grow with equal opportunities for advancement. Our commitment to a Safer, Smarter and Better workplace ensures every employee is supported, respected and empowered. We actively encourage First Nations and Torres Strait Islander people to apply as we build a brighter future, where all voices matter.

Certis Security Australia Master License

Sydney Night Patrol & Inquiry Co Pty Ltd

Who are we?

Standards Australia (SA) is the peak standards development organisation in Australia, with a rich history that dates back to 1922. We proudly employ over 200 professionals dedicated to helping shape Australia’s future and enabling the safe and sustainable progress of Australian communities.

Our organisation brings experts together to create national and international standards that serve as essential guidelines for products and services, ultimately benefiting the Australian community. Our vision is to be the trusted voice that delivers confidence in a changing world.

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📌 Accounts Payable Specialist — Hybrid & Resolution (Sydney)
🏢 Uniting NSW & ACT
📍 Sydney