Senior SAP IS-U CCS Billing & Invoicing Consultant

We are seeking a Senior SAP IS-U CCS Billing & Invoicing Consultant to work on projects and AMS support within the electric energy/utilities sector, focusing on billing processes, calculation, invoice generation, system improvements, and functional/technical support. The professional must possess solid experience in SAP IS-U / CCS, particularly in Billing & Invoicing, with the ability to work autonomously on demand analysis, configuration, functional specifications, technical support, ABAP debugging, testing, incident resolution, and the implementation of improvements. This position requires a senior, hands-on profile—someone ready to hit the ground running—with both functional and technical insight into SAP processes for energy utility companies.

Responsibilities

• Serve as a senior-level consultant specializing in SAP IS-U CCS Billing & Invoicing
• Carry out analysis, configuration, and ongoing maintenance of billing processes within SAP IS-U
• Contribute to AMS support activities, evolutionary and corrective enhancements, and projects tied to the utilities commercial cycle
• Define specifications, configure system settings, and supervise improvements across the SAP IS-U landscape
• Deliver technical support for developments, adjustments, and fixes in SAP ABAP as required
• Perform functional and technical investigation of incidents, billing discrepancies, data inconsistencies, and integration breakdowns
• Support both individual and mass billing runs, including re-billing, cancellations, reversals, and invoice simulation scenarios
• Examine billing rules, calculation schemas, tariff structures, taxes, charges, subsidies, and other regulatory elements
• Prepare functional specifications for ABAP developments, interfaces, reports, forms, and system enhancements, and perform ABAP debugging to trace the root cause of functional problems
• Configure and maintain processes spanning billing, invoicing, meter reading, device management, contract accounts, mass billing runs, document reprocessing, and invoice generation and printing
• Work closely with business stakeholders, technical teams, ABAP developers, integration specialists, and teams from other SAP modules
• Take part in unit testing, integration testing, user acceptance testing with key users, and post-go-live production support
• Assist with critical period-end closing routines, billing cycle execution, and handling of exceptions
• Help develop and maintain functional, technical, and operational documentation for solutions that have been implemented

Requirements

• A minimum of three years of hands-on experience working as an SAP IS-U CCS consultant with a focus on Billing & Invoicing
• Previous experience gained within the electric power, utilities, or utility concessionaire industries
• Strong understanding of utility commercial processes, covering meter reading, metering, consumption calculation, billing, and bill issuance
• Background working in SAP AMS/support settings, managing incidents, enhancements, fixes, and evolutionary change requests
• Familiarity with SAP IS-U configuration and customizing as it relates to billing functions
• Capability to diagnose and resolve intricate billing problems within a live production environment
• Hands-on experience drafting functional specifications intended for ABAP development work
• Working knowledge of SAP ABAP sufficient for debugging, technical analysis, and supporting the resolution of errors
• Skill in interpreting business requirements and converting them into effective SAP-based solutions
• Experience conducting functional testing, integration testing, and confirming fixes function correctly in production
• Solid understanding of the core objects and processes within SAP IS-U CCS
• Self-directed, analytically minded professional comfortable engaging directly with key users and technical teams
• English language proficiency at an Upper-Intermediate (B2) level or higher

We offer

• International projects with top brands
• Work with global teams of highly skilled, diverse peers
• Healthcare benefits
• Employee financial programs
• Paid time off and sick leave
• Upskilling, reskilling and certification courses
• Unlimited access to the LinkedIn Learning library and 22,000+ courses
• Global career opportunities
• Volunteer and community involvement opportunities
• EPAM Employee Groups
• Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn

EPAM is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, sexual orientation, gender identity or expression, disability, protected veteran status, or any other characteristic protected by applicable law.

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