Job Description Viva Energy is seeking a proactive and detail-oriented Marine & Defence Customer Solutions Analyst to manage the end-to-end ordering and invoicing process for our Marine and Defence customers across Australia and internationally. This is a unique opportunity to contribute to critical national infrastructure while working in a dynamic and supportive team. What You’ll Be Doing Manage the full Order-to-Cash (OTC) process for Marine and Defence fuel and lubricant deliveries, including Defence Fuel Installations (DFIs), commercial ports, marinas, airports, and remote locations. Coordinate with internal and external stakeholders including Defence Fuel Services Branch, UGL, third-party suppliers, Marine Account Managers, and Viva Terminal staff. Resolve pricing and documentation queries to ensure accurate and timely delivery and invoicing. Provide administrative support to Strategic Defence and Marine Account Managers: Create and maintain customer/vendor accounts Update master data and spreadsheets Process vendor invoices for Marine operations Responsibilities & Requirements Strong analytical skill, organised with high degree of attention to details, ability to collect, and analyse complex data sets. Proficiency in excel, Microsoft office applications and ERP systems. Ability to work well under pressure with a high volume of orders and emails. Excellent communication and interpersonal skills, with the ability to effectively collaborate with stakeholders at all levels Ability to adapt to changing priorities and manage multiple tasks concurrently Ensuring ADF’s demands are met as per contractual KPIs. Processing/Reviewing of supplier invoices for pass-thru transactions. Reconciliation of supplier accounts and resolution of any account issues. Ensure timely response to customer and stakeholder inquiries and that a customer focused approach is always maintained including management of the Defence Orders and Invoices Inbox.