Invoicing Supervisor

About the role

We are looking for an Invoicing Supervisor to lead end‑to‑end client invoicing for project work in our Perth office. Reporting to the Financial Controller, you will oversee invoicing, work‑in‑progress reviews, customer onboarding and the resolution of billing queries while driving automation of manual processes.

Key responsibilities

• Prepare detailed Excel job/project summaries (time, disbursements) to support invoicing.
• Review debtor invoices and claims against contracts and internal policies.
• Monitor Work In Progress, identify items ready for invoicing and collaborate with Project Managers to clear aged WIP.
• Oversee investigation and resolution of client invoicing queries.
• Manage project approval workflows, ensuring budgets, rates and billing terms are correctly set up.
• Coordinate customer onboarding and ongoing account maintenance, including completion of client account/vendor setup forms and questionnaires.
• Maintain documentation and audit trails to support invoices and assist with audit requests.
• Identify and implement improvements to invoicing, WIP and project‑approval processes, including automation initiatives.

Required profile

• 5+ years of experience in invoicing and project accounting within a consulting environment.
• Previous experience supervising a team.
• Strong attention to detail and ability to work collaboratively with project managers and internal stakeholders.

Required skills

• Advanced Excel skills for job summaries, reconciliations and analysis.
• Experience with Work In Progress (WIP) and project accounting systems.
• Experience handling client invoicing queries and claims.