Mobile Billing Specialist
Shoreham-by-Sea (2 days per week in office)
Full-time | Permanent
About the Role
We’re looking for a highly organised and detail-driven Mobile Billing Specialist to join our growing team. This role sits at the heart of the mobile operation, co-managing day-to-day billing activities across internal and external systems.
Working in a fast-paced environment, you’ll collaborate closely with account managers, provisioning teams, suppliers, and wider billing teams to ensure billing accuracy, efficiency, and continuous improvement. This is a fantastic opportunity to build deep expertise across billing systems, supplier management, and cross-functional operations.
Key Responsibilities
- Manage and respond to queries within the billing mailbox, ensuring timely and professional communication
- Perform weekly bill run checks, identifying and resolving issues such as unallocated usage, missing services, and incorrect data
- Review Profit & Loss accounts to identify billing anomalies, rating errors, and revenue opportunities
- Support the monthly billing cycle, ensuring all supplier files are processed, services allocated, and products correctly mapped
- Manage tariffs and bolt-ons, including creating new tariff sets and retiring legacy ones
- Work closely with internal stakeholders and external suppliers to resolve billing queries and discrepancies
- Support billing migrations linked to mergers and acquisitions activity
- Verify supplier billing accuracy and raise/chase credits where needed
- Ensure adherence to regulatory and compliance requirements
- Suggest and implement process improvements to enhance efficiency and accuracy
- Assist with ad-hoc billing projects as required
Requirements
- Strong ability to prioritise and manage a busy workload with competing deadlines
- Excellent organisation and time management skills
- Confident communicator, both written and verbal
- Highly analytical with exceptional attention to detail
- Ability to work independently and make sound decisions
- Strong Excel skills, including VLOOKUPs and Pivot Tables
- Reliable, punctual, and proactive approach
Desirable Skills
- Previous experience in a billing role
- Experience within the mobile or telecoms industry
- Familiarity with billing platforms or CRM/database systems
- Experience working with internal and external billing systems
Benefits
Why Join Us?
- Work in a fast-paced, collaborative environment
- Develop specialist knowledge across mobile billing and telecoms
- Be part of a team driving continuous improvement and innovation
- Hybrid working with 2 days per week in our Shoreham office
Other open roles at Focus Group(6)
Focus Group is one of the UK’s leading independent providers of essential business technology, delivering telecoms, connectivity, IT, cyber security and mobile solutions for SMEs to global enterprise businesses, across every sector.
Key team members
Nick Jordan
Peter Sweetbaum
Ben Barnes
Neil Hall
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