Billing Operations Specialist

Astek Group; Madrid; On-site; EUR 40,000 - 56,000; Full time

Job summary

ASTEK Iberia is seeking a Billing Operations Specialist to join a leading travel technology company. The role ensures accurate and timely billing, supports revenue protection, audits, and drives service improvements across billing workflows.

You will collaborate with business and technical teams to run daily, monthly, and end-of-month billing, investigate data inconsistencies, generate billing documents, and support ERP integrations. Fluent English required.

Qualifications

• Bachelor's degree in Information Technology, Business Information Systems, or equivalent professional experience.
• Minimum 3 years of experience supporting enterprise applications, ERP platforms, or billing solutions.
• Strong knowledge of SAP SD/MM and SAP S/4HANA.
• Experience with billing operations, revenue-related processes, and business application support.
• Fluent English (C1 level or higher).

Responsibilities

• Execute daily, monthly, and month-end billing activities.
• Monitor billing processes and investigate data inconsistencies, missing pricing information, and unusual transaction volumes.
• Generate billing documents and support integrations with finance systems.
• Resolve incidents, service requests, and operational issues within agreed service levels.
• Coordinate with technical teams to investigate and resolve complex billing-related problems.
• Manage operational requests and ensure tasks are routed to the appropriate stakeholders.
• Support internal and external audit activities by providing billing evidence and documentation.
• Drive process improvements and contribute to service excellence initiatives.
• Maintain clear and proactive communication with internal stakeholders throughout issue resolution and operational activities.

Skills

Billing operations

ERP platforms

SAP SD/MM

SAP S/4HANA

Fluent English

Education

Bachelor's degree in Information Technology, Business Information Systems, or equivalent

Tools

SAP SD/MM

SAP S/4HANA

Oracle Database

SQL

Linux/Unix

FTP tools

Business Objects

Job description

At ASTEK Iberia, we are looking for a Billing Operations Specialist to join a leading company in the travel technology sector. This role plays a critical part in ensuring the accurate and timely execution of billing operations, supporting revenue protection, audit compliance, and continuous service improvement.

The successful candidate will work closely with business and technical teams to manage billing processes, resolve operational incidents, and contribute to the optimization of billing solutions and workflows.

• Execute daily, monthly, and month-end billing activities.
• Monitor billing processes and investigate data inconsistencies, missing pricing information, and unusual transaction volumes.
• Generate billing documents and support integrations with finance systems.
• Resolve incidents, service requests, and operational issues within agreed service levels.
• Coordinate with technical teams to investigate and resolve complex billing-related problems.
• Manage operational requests and ensure tasks are routed to the appropriate stakeholders.
• Support internal and external audit activities by providing billing evidence and documentation.
• Drive process improvements and contribute to service excellence initiatives.
• Maintain clear and proactive communication with internal stakeholders throughout issue resolution and operational activities.

Who are you?

• Bachelor's degree in Information Technology, Business Information Systems, or equivalent professional experience.
• Minimum 3 years of experience supporting enterprise applications, ERP platforms, or billing solutions.
• Strong knowledge of SAP SD/MM and SAP S/4HANA.
• Experience with billing operations, revenue-related processes, and business application support.
• Fluent English (C1 level or higher).

Nice to have:

• Oracle Database and SQL knowledge.
• Experience with Business Objects reporting.
• Familiarity with Linux/Unix environments.
• Knowledge of FTP tools and file transfer processes.

Who are we?

Since 2015, Astek Iberia has been accompanying its customers in their development throughout Spain (Madrid, Barcelona, Valencia, Basque Country, Andalusia, Galicia, etc.).

Founded in France in 1988, Astek is a global player in engineering and technology consulting, present in five continents and 25 countries. With expertise in a wide range of industrial and service sectors, Astek is an essential partner, supporting its customers in an intelligent deployment of their products and services, and in the implementation of their digital transformation.

Today we are more than 8,000 employees, committed every day to promote the complementarity between digital technologies and complex systems engineering.

Our style is to have flexible schedules and highly value the well-being of our employees.

You will grow professionally in a company in constant development and evolution.

You will benefit from a personalized follow-up of your professional projects as close as possible to your ambitions.

You will make a real contribution to the company's development in real time.

You will enjoy 23 days of vacation (in addition to holidays) that you will be able to choose whenever you want.

You will join our team: diverse, multicultural and constantly growing.

You will have days full of good energy and good atmosphere.

...although you still have a lot to discover!