SAP IS-U Developer
Vattenfall17 hours ago
Berlin, GermanySenior
Responsibilities
- Analyze, design, and optimize SAP IS-U business processes for billing, invoicing, accounting, and invoice-entry processing.
- Create technical solution concepts and develop or extend applications using ABAP, ABAP OO, user exits, and BAdIs.
- Perform SAP IS-U customizing, documentation, testing, deployments, and production implementation.
- Provide application support, maintenance, troubleshooting, and sustainable resolution of incidents.
- Execute batch processes for billing, invoicing, and balance-sheet accruals.
- Maintain and enhance interfaces within the SAP landscape, especially IS-U/CRM and replication interfaces, as well as SAP-to-non-SAP integrations.
- Coordinate functional and technical requirements with stakeholders and document decisions and solutions.
- Analyze and implement regulatory and market-process requirements for electricity and gas in Germany.
- Design and implement changes related to BNetzA, BDEW, edi@energy, and recurring market-format changes.
Requirements
- Completed bachelor's, master's, or diploma degree in IT or business informatics, or comparable knowledge.
- Several years of experience in the energy industry and SAP IS-U, ideally in contract billing and invoicing.
- Understanding of German energy-market processes and regulatory requirements for electricity and gas.
- Functional and technical knowledge of SAP IS-U.
- Knowledge of interfaces within SAP systems, particularly IS-U/CRM and replication, and between SAP and non-SAP systems.
- Very good knowledge of ABAP and ABAP OO programming.
- Experience with IDEX development.
- Knowledge of EDIFACT formats such as PRICAT, INVOIC, and REMADV is desirable.
- Experience creating solution concepts, feasibility studies, and proposals for customizing and development effort.
- Business-fluent German and good English skills.
Benefits
- Competitive compensation, training, and personal-development opportunities.
- Flexible work options, including the possibility of working from home.
- Work in an international environment with teams in Berlin, Hamburg, and Katowice.
- Applications in German are requested by November 18, 2026; the role is located in Berlin or Hamburg.
- Pre-employment screening by DISA is part of the recruitment process.
Tech Stack
ABAP
Categories
About Vattenfall
Vattenfall is a European energy utility that generates, distributes, and sells electricity and heat to households, businesses, and municipalities across Northern and Central Europe. It develops and operates hydro, wind, and solar assets, runs district heating networks, and offers e‑mobility charging and energy retail services. Founded in 1909 and headquartered in Solna, Sweden, Vattenfall is wholly owned by the Swedish state.