Billing Administrator

Overview

Trinity Fire & Security is seeking a Billing Administrator to join their finance team based in Abingdon, Oxfordshire. This full-time, permanent position involves managing customer billing accurately and punctually by issuing invoices, addressing billing inquiries, and collaborating with various departments.

Working Hours and Location

The role is Monday to Friday, 8am to 5pm, located onsite in Abingdon-On-Thames, England, United Kingdom.

Key Responsibilities

• Submit invoices through diverse customer billing portals.
• Process customer invoices and credit notes promptly and with precision.
• Investigate and resolve billing queries related to the company’s services.
• Create consolidated invoices and applications for payment for multiple clients.
• Coordinate with finance and operational teams to solve queries and collect missing details.
• Detect billing inaccuracies, analyze discrepancies, and arrange necessary corrections.
• Manage ad hoc billing tasks including pass-through charges.
• Contribute ideas to improve billing workflows and systems.

Candidate Profile

• Experience in sales ledger, billing, and invoice processing.
• Excellent organizational skills with meticulous attention to detail.
• Able to prioritize tasks, adjust to changing workload demands, and meet deadlines.
• Proficient with Microsoft Office, especially Excel and spreadsheets.
• Clear communicator with a professional and supportive approach toward customers and colleagues.
• Comfortable handling telephone queries and cultivating positive relationships.
• Capable of working independently and collaboratively.
• Knowledge of Sage 200 is beneficial but not mandatory.

Benefits and Culture

• Competitive salary.
• 23 days annual leave plus bank holidays.
• Pension scheme and life assurance coverage.
• Various discounts on shopping, technology, holidays, dining, gym memberships, and more.
• A supportive environment with friendly office culture and professional growth opportunities.

About the Employer

Trinity Fire & Security delivers fire and security system installations and services to safeguard people, properties, and operations. It is part of Premier Technical Services Group (PTSG), which operates five divisions across the UK and Europe, offering over 170 specialist services with a workforce of around 4,000 professionals supporting more than 90,000 customers.

Inclusion and Equal Opportunity

The company is dedicated to maintaining an inclusive workplace respectful to all backgrounds and committed to equal opportunity employment decisions based on merit. As a Disability Confident employer, it actively supports candidates with disabilities and offers guaranteed interviews to qualifying UK Armed Forces veterans and service leavers.