Accounts Payable Officer

Organization Overview NOPSEMA Perth, Western Australia, Australia. The National Offshore Petroleum Safety and Environmental Management Authority (NOPSEMA) is Australia's independent expert regulator for health and safety, structural integrity, well integrity and environmental management for all offshore energy operations and greenhouse gas storage activities in Commonwealth waters, and in coastal waters where regulatory powers and functions have been conferred. NOPSEMA also administers the functions of the Offshore Infrastructure Regulator (OIR) for the offshore renewables industry. About the Role This role is integral to ensuring the accuracy, efficiency, and timeliness of financial operations within our dynamic Finance and Procurement Team located in Perth. As the Accounts Payable Officer, you will manage the end‑to‑end Accounts Payable operations, including invoice processing, reconciliations, travel and expense claims, and timely payment runs, while ensuring accuracy and compliance across finance operations. Key Responsibilities Processing accounts payable invoices, reconciling supplier statements, and handling employee travel reimbursement and expense claims, ensuring accuracy and completeness and preparing supplier payment runs. Maintaining the accounts payable database, including updating supplier banking information and creating new suppliers. Liaising with key decision makers across the Agency to ensure invoices have appropriate approval. Performing purchasing, travel, virtual credit card and CabCharge processing, and related accounting and reconciliation transactions. Contributing to the month‑end process, including accrued expenses, GRNI reconciliation, AP age analysis and BAS returns. Ensuring all capex transactions are correctly coded and the fixed asset register is updated. Performing an analysis of open POs and following up with business areas as necessary and ensuring all invoices have been received and processed in a timely manner. About You You are known for your strong attention to detail and ability to organise and prioritise a workload with minimum supervision. You are a good communicator, confident in engaging with stakeholders, and skilled at problem‑solving to streamline AP processes. You are proficient with Microsoft Office and Excel, electronic document records management, and accounting systems. Qualifications Experience in accounts payable, purchase order requisitions, and reconciling supplier statements. Understanding of processing staff travel reimbursements and expense claims, and credit card processing and reconciliations. Experience assisting with accounting tasks, including journal entries, monthly reconciliations, and providing financial support to a finance team. Why Work for NOPSEMA? As a highly skilled, agile, and competent regulator, our people are our number one asset. NOPSEMA offers competitive remuneration packages, five weeks annual leave, 18 personal leave days per annum, 18 weeks paid parental leave, 15.4% superannuation contribution, and flexible working arrangements. Guided by our values of professionalism, ethics, independence, leadership, and collegiality, the decisions we make and the actions we take affect individuals, businesses, communities, and the environment. Diversity & Inclusion Our people can make a difference. Applicants who are First Nations people, come from a diverse cultural or linguistic background, or have a disability are encouraged to apply. RecruitAbility applies to this vacancy, and you will be invited to participate in further assessment activity under the scheme if you choose to apply, declare that you have a disability, and meet the minimum requirements. How to Apply Applications must be submitted by the closing date: 12 September. Any applications received beyond the closing date will not be considered. Please note this recruitment process will be valid for a period of 18 months and may be used to fill ongoing and non‑ongoing positions within the Australian Public Service at this level or similar that arise over the 18‑month period. #J-18808-Ljbffr