Billing officer

Securitas; Anderlecht; On-site; EUR 36,000 - 48,000; Full time

Job summary

Securitas is seeking an Invoicing Officer to manage the invoicing process for services delivered to customers in Belgium. You will ensure accurate and timely billing, maintain customer data in the CRM, process credit notes, and respond to invoicing queries with professionalism.

Working closely with operational teams, planners, managers, technicians, and Credit Control, you will contribute to efficient financial operations and a positive customer experience, while ensuring invoices are generated

Qualifications

• Bachelor's degree in accounting or related field or equivalent.
• Experience in invoicing, administration, finance support, or customer service is an asset.
• Good knowledge of Dutch or French; English is a plus.
• Strong numerical aptitude and attention to detail.

Responsibilities

• Close work orders by validating hours, pricing, and billing information.
• Review customer-specific invoicing requirements and data.
• Verify invoicing data and supporting documentation.
• Add purchase order references when required.
• Review pro-forma invoices and obtain customer validation where applicable.
• Generate and distribute invoices via email or post.
• Ensure invoices are processed accurately and within deadlines.
• Assess the validity of credit note requests and rebilling needs.
• Create credit notes and replacement invoices in the CRM.
• Send related documentation to customers.
• Maintain and update customer records in the CRM; resolve disputes.
• Handle incoming customer calls and follow up until resolution.

Skills

Numerical aptitude

Attention to detail

Organizational skills

Autonomy

Team collaboration

Education

Bachelor's degree in Accounting, Business Administration, Office Management, or equivalent through experience

Tools

CRM systems

Invoicing software

Microsoft Office

Job description

Job Description

The Invoicing Officer is responsible for managing the invoicing process for services delivered to customers. The role ensures accurate and timely billing, maintains customer data, processes credit notes, and acts as a key point of contact for invoicing-related queries and complaints.

Working closely with operational teams, planners, managers, technicians, and Credit Control, the Invoicing Officer contributes to efficient financial operations and a positive customer experience.

Key Responsibilities

• Close work orders by validating hours, pricing, and billing information.
• Review customer‑specific invoicing requirements.
• Verify invoicing data and supporting documentation.
• Add purchase order references when required.
• Review pro‑forma invoices and ensure customer validation where applicable.
• Generate and distribute invoices via email or post.
• Ensure invoices are processed accurately and within deadlines.

Credit Notes & Rebilling

• Assess the validity of credit note requests.
• Determine when invoice correction or rebilling is required.
• Obtain approvals according to established procedures.
• Create credit notes and replacement invoices in the CRM system.
• Send related documentation to customers.

Customer Data Management

• Maintain and update customer records in the CRM system.
• Ensure customer billing details remain accurate and up to date.
• Implement updates requested by customers or internal stakeholders.
• Investigate customer queries and invoicing disputes.
• Analyze customer files and supporting documentation.
• Provide clear and professional responses to complaints.
• Coordinate corrective actions when required.

Telephone & Administrative Support

• Handle incoming customer calls.
• Understand and analyze customer requests.
• Redirect requests to the appropriate department when necessary.
• Follow up until resolution is achieved.
• Participate actively in team meetings.
• Collaborate with operational teams, technicians, managers, planning, and Credit Control departments.
• Contribute to process improvements and service excellence.

Qualifications

Education

• Bachelor's degree in Accounting, Business Administration, Office Management, or equivalent through experience.

Experience

• Previous experience is not mandatory.
• Experience in invoicing, administration, finance support, or customer service is considered an asset.

Languages

• Good knowledge of Dutch or French.
• Knowledge of English is a plus.

Technical Skills

• Strong numerical aptitude.
• Administrative accuracy and attention to detail.
• Ability to work with CRM and invoicing systems.
• Good knowledge of Microsoft Office applications.

Soft Skills

• Customer‑oriented mindset.
• Strong analytical skills.
• Excellent organizational abilities.
• Ability to work autonomously.
• Team player with strong collaboration skills.
• Conscientious and detail‑oriented.
• Dynamic and proactive attitude.
• Reliable and punctual.

Additional Information

A challenging role in a dynamic and growing high‑tech environment.

Continuous learning through trainings and certifications.

Autonomy, responsibility, and strong technical ownership.

An attractive salary package aligned with your experience.

We encourage everyone to apply regardless of your origin, age, gender, or cultural and religious background.