Senior SAP IS-U ABAP developer

WGI GmbH

Job

You develop and optimize ABAP applications in the SAP IS-U environment, working on technical solutions, migrations, and integration projects for network operators and utility companies.

Job summary

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Job technologies

Your role in the team

  • You develop, maintain, and optimize ABAP applications in the SAP Utilities environment (SAP IS-U, S/4HANA Utilities).
  • There you analyze and design technical solutions for network operators and utility companies.
  • You independently implement projects in close collaboration with specialist departments and IT consultants.
  • Contributing to migrations and integration projects related to the energy transition, market communication, and digitalization is part of your responsibilities.
  • Additionally, you will participate in technical workshops, architecture design, and quality assurance.

Our expectations of you

Education

  • You have a successfully completed degree in Computer Science or a comparable qualification.

Qualifications

  • You have solid knowledge in one or more of the following areas - no one possesses all of them, we are interested in your focus areas:
  • Market Communication: GPKE (Electricity), GeLi Gas, WiM Electricity/Gas, IDEX/Common Layer, IDEX Exits.
  • Billing: SLP/RLM billing, tariffing, Convergent Invoicing (CI), network usage billing.
  • Device & Measurement Systems: Device Management (meters, systems), EDM/time series, profile management.
  • Accounting & Market: MaBiS, AS4/MaKo 2.0, IDoc/EDIFACT (UTILMD, MSCONS, INVOIC, APERAK).
  • FI-CA / Contract Account Ledger (VKK).
  • S/4HANA Utilities: EMIGALL, Clean Core, Custom Code Migration.
  • Additionally, you possess solid knowledge of ABAP OO, BAdIs/User Exits, and interface development (IDoc, RFC, Webservices).
  • Teamwork skills, independent working, and solution-oriented approaches characterize you.
  • Your very good German skills complete your profile.

Experience

  • You have extensive professional experience as an ABAP developer in the SAP IS-U / S/4HANA Utilities environment, ideally with distribution network operators or energy supply companies.
  • Experience with debugging and error analysis (BPEM, EMMA) is advantageous.

What we offer

  • An intensive onboarding with practical training that imparts knowledge and inspires enthusiasm for our work.
  • Work independently: flexible hours, personal time off, and remote work give you freedom.
  • Training opportunities to ensure you stay at the forefront of the industry.
  • An attractive compensation package that values your performance.
  • Joint events to not only strengthen the team but also to have fun together.
  • Tutors who support you and stand by your side with advice and assistance.
  • Collaboration within strong, dynamic teams with flat hierarchies and a work environment based on equality.
  • From movement to health and ergonomic workplaces – we lay the foundation for well-being, effective collaboration, and sustainable performance.
  • Discover a world of benefits with corporate perks! Exclusive offers, discounts, and special extras await you!
  • Small gestures that make a big impact - with a selection of curated gifts and rewards, we celebrate your milestones in life.
  • A secure job in a future-oriented industry - with your skills, you contribute to keeping the world of network operators digitally running.

Benefits

Work-Life-Integration

Topics you will work on

Job locations

About your employer

WGI GmbH, based in Dortmund, develops customized, high-performance software solutions for the energy sector. The company focuses on the digitalization of energy-related processes and offers comprehensive solutions in process management and SAP.

Company type
Established Company
Work model
Onsite, Hybrid
Industry
Power Sector, Economy
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Senior SAP IS-U ABAP developer

WGI GmbH