Job Description

Billing Assistant

FourNet is hiring a Billing Assistant to join our friendly, busy commercial team based at our Manchester head quarters. The ideal candidate for this Billing Assistant role will have previous experience of working in a role of this nature and will have a good eye for detail and conscientious approach to work.

About FourNet

FourNet is an award-winning UK provider of cloud, communications, contact-centre, cybersecurity and managed network services. We specialise in delivering digital transformation and secure infrastructure solutions for some of the country's most secure, critical and commercially driven organisations -- including public-sector bodies, emergency services, local authorities and large enterprises.

We're proud of our culture of service excellence, technical expertise and continuous improvement -- and we're now looking for a talented

Billing Assistant

to join our team and support growth.

Role Overview

As a Billing Assistant at FourNet, you will support the end-to-end billing process for our telecoms products and services -- ensuring accurate invoicing, timely revenue capture, and excellent customer service. You will work cross-functionally with finance, sales, provisioning, and customer support teams to maintain billing data integrity and resolve billing-related queries.

Key Responsibilities

Billing & Invoicing

Prepare and generate customer invoices. Validate billing data, including rates, service activation dates, discounts and contract terms before invoicing. Assist with monthly, quarterly and ad-hoc billing cycles to ensure deadlines are met. Upload and reconcile call detail records (CDRs) and usage reports. Ensure accuracy of recurring and one-off charges.

Data Management & Reconciliation

Maintain customer billing accounts within CRM, ERP or billing platforms. Perform regular data checks to identify discrepancies or missing information. Reconcile revenue, usage data and service inventories with network and provisioning teams. Support audits and financial reporting by providing accurate billing information.

Query Resolution & Customer Support

Handle customer billing enquiries via email or phone in a professional, timely manner. Investigate billing disputes and provide clear explanations or corrections. Liaise with internal departments to resolve issues affecting billing accuracy (e.g. provisioning delays, incorrect tariffs).

Compliance & Process Improvement

Ensure compliance with billing policies, regulatory requirements and internal controls. Identify inefficiencies in billing processes and suggest improvements. Maintain documentation of billing procedures and workflows.
Skills & Competencies

Technical Skills

Good understanding of telecom billing processes, tariffs and usage-based charging. Proficiency with Excel (VLOOKUP, pivot tables, data validation). Experience with telecom billing systems (e.g. Abillity, Billing Central) is an advantage. Strong numerical accuracy and attention to detail. Experience with Salesforce or similar CRM is a plus.

Soft Skills

Excellent communication and customer-service attitude. Highly organised with the ability to meet strict deadlines. Strong problem-solving mindset and ability to analyse data. Team player with a proactive approach.

Qualifications & Experience

Previous experience in billing, finance, accounts, or telecom operations is desirable. Experience in telecommunications or IT services is preferred but not mandatory.
Why Join FourNet?

Be part of a fast-growing, award-winning technology and service company trusted by critical organisations across the UK. Work in a collaborative, transparent and supportive culture that values quality, integrity, and continuous improvement. Opportunity to develop within a dynamic team, across billing, finance and telecom operations -- with exposure to complex services and high-profile clients. We offer lots of benefits including volunteering leave, electric vehicle salary sacrifice scheme, cycle to work scheme, holiday increases with service, gym discounts, medical cash back scheme and salary sacrifice tech purchase scheme.
How to Apply

If you are interested in this role and believe you meet the requirements, please send your CV without delay!

We look forward to hearing from you!

Job Types: Full-time, Permanent

Pay: 26,500.00-27,000.00 per year

Benefits:

Additional leave Casual dress Company events Company pension Cycle to work scheme Employee discount Enhanced maternity leave Free parking Health & wellbeing programme On-site parking Paid volunteer time Referral programme Sick pay Work from home
Work Location: In person