Assistant / Manager, Billing

About Sembcorp
Sembcorp is a leading energy and urban solutions provider headquartered in Singapore. Led by its purpose to drive energy transition, Sembcorp delivers sustainable energy solutions and urban developments by leveraging its sector expertise and global track record.

Join us in shaping a sustainable energy future

Drive Asia’s energy transition with us! Our Gas & Related Services segment is a key growth engine, delivering reliable and efficient energy to industries and communities across multiple countries. We support Asia’s growing energy needs while advancing the shift to a lower-carbon future.

Purpose & Scope

The Assistant Manager / Manager, Billing is responsible for supporting end-to-end billing operations for Sembcorp’s business. The role ensures timely and accurate bill generation, validation, reconciliation and collection support, while driving continuous improvement in billing processes, controls and systems. This position works closely with commercial, metering, finance, customer service and digital teams to support operational excellence and compliance to develop positive customer experience.

Key Roles and Responsibilities 

• Manage and support end-to-end billing operations for power customers, including bill preparation, validation, issuance, adjustments, credits and final bill processing.
• Team leader accountable for ensuring billing accuracy, timeliness and completeness.
• Investigate and resolve billing exceptions, disputed items, account discrepancies and customer queries in a timely and professional manner.
• Perform billing reconciliations with metering, settlements, receivables and general ledger records to support revenue accuracy and audit readiness.
• Support collection and accounts receivable follow-up activities by tracking overdue balances, preparing reports and coordinating with internal stakeholders on resolution actions.
• Develop, review and update billing procedures, workflows and internal controls to improve productivity, accuracy, compliance and turnaround time.
• Work with business and system teams on billing system enhancements, testing, implementation, stabilization and post-implementation monitoring.
• Prepare regular operational and management reports on billing performance, outstanding issues, customer trends, process gaps and improvement opportunities.
• Ensure compliance with internal policies, contractual obligations, regulatory requirements and audit standards relevant to billing and collections activities.
• Provide guidance to junior team members, coordinate work allocation and lead selected operational or process improvement initiatives.

Qualifications & Experience 

• Degree in Business, Accounting, Finance, Engineering, Data Analytics or a related discipline.
• At least 5 years of relevant experience in billing, utility operations, energy retail, customer operations, finance operations or a related field.
• Experience in the power, utilities or energy sector will be an advantage.
• Experience in billing system implementation, process improvement, user acceptance testing or project delivery is preferred.
• Prior supervisory or team leadership experience will be an advantage for manager-level candidates.

Skills, Competencies and Preferred Characteristics 

• Understanding of and experience with MECOMS will be advantageous
• Strong understanding of billing operations, reconciliation, collections support and customer account management.
• Good analytical skills with strong attention to detail, numerical accuracy and problem-solving capability.
• Proficiency in Microsoft Office Suite; familiarity with Power BI, ERP or billing platforms and process mapping tools is advantageous.
• Able to work independently, manage competing priorities and meet tight operational timelines.
• Strong communication and stakeholder management skills, with the ability to work effectively across commercial, operations, metering, finance and customer-facing teams.
• Continuous improvement mindset, with the ability to identify control gaps and recommend practical solutions.

Our Culture at Sembcorp

At Sembcorp, our culture is shaped by a strong set of shared behaviours that guide the way we work and uphold our commitment to driving the energy transition.

We foster an institution-first mindset, where the success of Sembcorp takes precedence over individual interests. Collaboration is at the heart of what we do, as we work seamlessly across markets, businesses, and functions to achieve our goals together. Accountability is a core principle, ensuring that we take ownership of our commitments and deliver on them with integrity and excellence. These values define who we are and create a workplace where our people can thrive while making a meaningful impact on driving energy transition

Join us in making a real impact!