Your mission Prepare, generate, and process all customer sales revenue invoices accurately and within agreed timelines. Manage customer invoicing queries and provide timely resolutions to ensure a high standard of customer service. Liaise with Administration teams, Practice Leads, and other internal stakeholders to investigate and resolve invoice discrepancies or billing issues. Maintain customer account records, ensuring pricing structures, contract rates, and account details are accurate and up to date. Implement and monitor customer price changes, ensuring amendments are reflected correctly within billing systems and invoicing processes. Reconcile billing information and identify any anomalies or inconsistencies prior to invoice issuance. Support the accounts function in ensuring revenue is recorded accurately and in accordance with company procedures. Produce ad hoc reports and revenue-related analysis as required by management. Assist with month-end billing activities and support wider finance team objectives where required. Contribute to the continuous improvement of billing processes and controls to enhance accuracy and efficiency. Your profile Previous experience in a billing, finance administration or similar role. Strong attention to detail and high levels of accuracy. Excellent communication and interpersonal skills, with the ability to liaise effectively with internal and external stakeholders. Strong organisational skills with the ability to meet deadlines. Ability to investigate and resolve discrepancies in a logical and timely manner. Why us? About us Medmark is a leading national provider of occupational health. With offices in Dublin, Cork, Limerick, Galway, Sligo and Waterford we provide occupational health and medical services throughout Ireland to diverse clients, from sole traders, through small/medium enterprises to large multinationals. Our mission is to help employers create a healthy, safe and productive workplace, and to support individuals in achieving optimal health and well-being.