Location: Hybrid / Kings Hill, Kent
Salary/package: £24,740.60
Contract type: Permanent
Hours: Full time 37 hours
We’re looking for a detail-focused and proactive Billing Assistant to join the LASER Energy team. In this essential customer-facing role, you’ll deliver accurate and timely billing for Fully Managed Customers while resolving supplier billing issues. If you have a problem-solving mindset, enjoy stakeholder collaboration, and are passionate about improving customer satisfaction in the energy sector, this could be your next career step.

WHO WE ARE

LASER Energy provides end-to-end energy management and decarbonisation solutions to the public sector, supporting customers on their journey to net zero. As a leader in this field, we combine industry expertise with innovative technologies to deliver cost-effective, environmentally responsible energy services.
Commercial Services Group (CSG) is the UK’s largest local authority-owned trading company (LATCO), employing over 1,800 people and operating in more than 86 countries. With 33 trading businesses and expertise across HR, IT, energy, education, legal, and procurement, CSG delivers impactful services to public and private sectors.

As a Billing Assistant, you’ll be accountable for delivering an excellent billing experience for Fully Managed Customers by ensuring the accuracy and timeliness of billing. Your work will directly impact customer satisfaction, support effective energy management, and reduce billing-related risks.
What you’ll be doing

As Billing Assistant:

• Deliver accurate billing by validating supplier billing files and resolving anomalies
• Identify, log, and resolve supplier billing errors in a timely and transparent way
• Maintain a detailed understanding of customer billing positions and KPIs
• Build and maintain supplier relationships to improve billing performance
• Communicate clearly and consistently with customers and internal teams
• Use scorecard feedback to understand customer needs and enhance service delivery
• Propose and implement process improvements that enhance customer experience

What we’re looking for

• Strong analytical and problem-solving skills
• Effective communication and stakeholder engagement skills
• Attention to detail with a proactive and customer-focused mindset
• Proficiency in Microsoft Office tools (Excel, Word, Outlook)
• Ability to manage and resolve queries efficiently
• Experience working with suppliers and internal teams
• Proven ability to meet and exceed performance KPIs

What you’ll get in return

• Competitive salary with progression based on performance and development
• 25 days annual leave plus bank holidays
• An additional day off for your birthday
• Access to retail and gym membership discount schemes
• Life assurance coverage and health cash plan
• Participation in company-wide events
• Career development opportunities within the energy sector