Senior Energy Billing Analyst

Overview

At Optimised, we help organisations take control of energy, utilities and sustainability performance – reducing cost, carbon and operational complexity ’re looking for an experienced and detail-focused Senior Energy Billing Analyst to support the continued delivery of high-quality bureau services and join our Utility Management Team. This is an important role which requires someone who understands the utilities industry, enjoys solving complex billing challenges, and takes pride in delivering excellent client outcomes.

If you’re motivated by accuracy, continuous improvement and working for a company genuinely driving the transition to net zero, we’d love to hear from you.

Why join Optimised?

We’re not just another consultancy. As a certified B Corp, we combine commercial performance with genuine environmental impact – helping organisations reduce energy consumption, control utility spend and accelerate decarbonisation. With offices across the UK, this is an exciting opportunity to join a business with strong momentum, ambitious plans and a clear purpose. Our solutions span:

• Utility Management
• Net Zero Reporting & Sustainability
• Energy Management, Data & Performance

We work closely with clients to deliver measurable operational and financial outcomes – not just reports and recommendations.

This is a senior operational role within our Bureau Team, focused on supporting the accurate and efficient management of client utility portfolios. Working closely with Client Services, Procurement and Metering Teams, you’ll play a key role in managing complex supplier and client queries, validating utility invoices, supporting bureau operations and improving internal processes. Reporting to the Bureau Team Manager, you’ll act as a senior technical point of expertise within the Bureau Team – supporting colleagues with complex billing queries, providing guidance to team members, and helping drive consistency and best practice across bureau operations, reporting and processes.

You’ll engage with clients, suppliers and internal stakeholders to ensure high standards of service delivery while helping clients better manage utility cost and consumption across their portfolios.

This opportunity will suit someone who:

• Understands utility billing structures and bureau operations
• Enjoys analysing data and solving complex billing issues
• Can build strong working relationships with clients and suppliers
• Takes ownership and works proactively in a fast-paced environment
• Wants to be part of a business making a genuine difference

• Experience of working within the utilities industry, such as an energy bureau, supplier, consultancy or billing environment
• Strong understanding of electricity and gas billing structures and validation processes
• Experience handling supplier queries, change of tenancy processes and billing investigations
• Strong Excel and data analysis capability with experience of managing large datasets and producing reports
• Excellent communication and stakeholder management skills
• Ability to support and mentor less experienced team members
• Strong attention to detail and commitment to delivering accurate outcomes
• A proactive and solution-focused approach mindset
• Confident in learning new systems and adapting to change
• Eligibility to work in the UK

• Providing an excellent client experience to internal and external stakeholders
• Acting as a senior escalation point for operational issues and complex supplier queries
• Supporting and mentoring junior members of the Bureau Team
• Validating utility invoices and investigating billing anomalies
• Managing client and supplier queries in line with agreed service levels and KPIs
• Processing and managing change of tenancy requirements
• Producing portfolio-wide reports for clients across utility portfolios
• Maintaining accurate client, site and billing data within internal systems
• Supporting supplier transitions and procurement activity where required
• Identifying opportunities to improve bureau systems, operational processes and workflows
• Supporting continuous improvement initiatives across the wider Utility Management Team
• Attending client meetings and…