07/10/2025 updated

AG
100 % available

SAP IS-U Billing & Invoicing Consultant with 15+ years of experience in the energy industry

Iaşi, Romania
Only remote
Computer Science
Iaşi, Romania
Only remote
Computer Science

Profile attachments

Ana-Maria Grosu resume.docx

JavaScriptPHPAccounts ReceivableAgile MethodologyData AnalysisApache HTTP ServerAudit PlanningBillingSystem ConfigurationScientific Data ArchivingDebuggingWeb DevelopmentFeasibility StudiesProject ManagementMySQLElectrical Installation WorkSAP ABAPSAP ApplicationsSAP HANASAP IS-USoftware EngineeringSQL DatabasesTechnical WritingsCustom Reports
SAP IS-U Expertise
Specialized knowledge in SAP IS-U Billing and Invoicing for the energy sector, with implementation experience across gas and electricity utilities.

ABAP Development
ABAP debugging skills with ability to create custom reports and SQL queries for business clients and audit requirements.

SAP S/4HANA Implementation
Experience in implementing SAP S/4HANA with focus on successful integration with billing and invoicing modules.

Data Analytics
Experience with data analytics in Gas and Electricity utility sector, creating technical specifications and custom reports.

Project Management
Knowledge of project management methodologies including Waterfall and Agile, with formal PMI training.

SAP Data Archiving
Full-cycle project experience in SAP data archiving, including feasibility studies, solution design, and system configuration.

Web Development
Background in PHP programming with MySQL, Apache, and JavaScript for internal application development.
 

Experience

Professional experience10+ years
Freelancer since2025

Languages

EnglishGood

Project history

SAP ISU Billing & Invoicing Consultant

Focality
Providing independent support to specialist departments in the energy sector, focusing on billing and invoicing processes. Conceptualizing and coordinating innovative billing solutions, managing change requests, conducting workshops, and delivering training.

Business Analyst

Endava
Worked with cross-functional teams in the energy sector to design, implement, and optimize solutions for billing and invoicing. Gathered requirements, defined epics, and ensured solutions met client needs while optimizing business processes.

SAP IS-U Consultant

E.ON
Managed end-to-end change requests for SAP IS-U Billing and Invoicing for Gas and Electricity. Developed custom reports and SQL queries, created ABAP programs for audit reports, and provided technical support.

Junior Software Engineer

HIFLEX
Worked with cross-functional teams in the energy sector to design, implement, and optimize solutions for billing and invoicing.

Application Specialist

Softkit
Implemented the AeL e-Learning system in high schools across Romania, including system setup and teacher training. Conducted site audits, software deployment, and user training under a national-scale project.

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