Billing Administrator

Billing Administrator

We are seeking a detail-oriented Billing Administrator to join a busy finance team within a growing business, based in Milton Keynes. This role is ideal for someone with strong billing experience who is comfortable working with complex datasets, managing high volumes of information, and ensuring absolute accuracy across customer invoicing processes.

You will play a key role in producing and validating invoices, analysing multiple data streams, and resolving billing discrepancies. This position requires excellent Excel skills, strong attention to detail, and previous experience handling complex billing arrangements.

Key Responsibilities

• Produce accurate and timely invoices across a diverse customer base.
• Manage complex billing processes involving multiple data sources, pricing structures, and charge types.
• Review, reconcile, and validate large volumes of billing data prior to invoice generation.
• Investigate and resolve billing discrepancies, queries, and exceptions.
• Maintain billing records and ensure data integrity across finance systems.
• Work closely with operational and commercial teams to gather and verify billing information.
• Analyse billing trends and identify areas for process improvement.
• Support month-end activities relating to revenue and invoicing.
• Create and maintain Excel reports to assist with billing analysis and validation.
• Ensure all billing activities comply with internal controls and company procedures.