Billing Specialist (m/f/d)

Checkmk

2d•Hybrid

About The Position

The Billing Specialist is responsible for invoicing across the company’s business lines for entities in Germany and the US, covering the process from sales order through invoice delivery, including invoice corrections and credit notes. The role ensures that new-contract and renewal sales orders contain the information needed for accurate invoicing and comply with Finance requirements, while maintaining relevant CRM data in collaboration with Renewals and Sales. The position issues structured German e-invoices, including XRechnung and ZUGFeRD, and manages customer invoicing through requested purchasing portals such as Ariba. It supports month-end invoicing cut-off, supplies billing data for reporting, and tracks billing KPIs. The Billing Specialist also improves, automates, and documents invoicing workflows in Odoo and contributes to evaluating a future billing system. Working with Accounting, the role supports a smooth transition from invoicing to payment and dunning as these processes become more closely integrated within Finance.

Requirements

Commercial vocational training, a university degree, or a comparable qualification.
Several years of hands-on experience in B2B invoicing, ideally in a software or subscription environment.
Experience with Odoo or a similar ERP or billing system.
Practical knowledge of e-invoicing and customer purchasing portals.
Solid VAT knowledge in international B2B transactions, including reverse charge and intercompany setups.
A clear understanding of how invoicing affects cash flow, revenue recognition, and month-end close.
A precise, structured working style, with a focus on process documentation and optimization.
Fluent spoken and written German and English.

Nice To Haves

Additional language skills.
Experience in accounts receivable or cash application.
Experience with platforms such as Chargebee or Stripe Billing.
Experience with billing system implementations.

Responsibilities

Manage invoicing for all business lines and entities in Germany and the US, from sales order through invoice delivery.
Process invoice corrections and credit notes.
Check new-contract and renewal sales orders for complete invoicing information and Finance conformity before billing.
Maintain relevant CRM data and coordinate with Renewals and Sales.
Issue structured e-invoices, including XRechnung and ZUGFeRD, in line with German requirements.
Submit invoices through customer-requested purchasing portals, such as Ariba, and follow up on portal issues.
Meet invoicing cut-off requirements for month-end close.
Provide billing data for reporting and track key billing KPIs.
Improve, automate, and document invoicing workflows in Odoo.
Contribute to the evaluation of a future billing system.
Work with Accounting to support the transition from invoice to payment and dunning.