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Episode 17: An Enterprise Architects view on Clean Core - Michael Sokollek

Author
Alexander Greb & Johannes Langguth
Published
Mon 11 Aug 2025
Episode Link
None

Guest: 

  • Michael Sokollek - Chief Enterprise Architect - SAP SE

Host: 

  • Alexander Greb - Consulting Director - cbs corporate business solutions
  • Johannes Langguth - Head of Business Transformation and Architecture - SAP SE


Today we dive past the buzzwords to treat Clean Core as an attitude and a practical operating model—from strategy to execution. We bust the “back-to-standard only” myth, map the five dimensions (processes, extensibility, data, integrations, operations), and show how governance and the right toolchain turn ERP from a cluttered basement into a system you can actually change.

You’ll learn:

  • Why Clean Core is a spectrum (keep clean and get clean), not a binary state.
  • How to run fit-to-standard with process deviation management and business-case-backed exceptions.
  • Where partners, toolchains (incl. Signavio & EA content), and RISE architects fit in.
  • How to align capabilities and custom code to decide what truly differentiates.
  • The real risk of shadow IT—and how to prevent it with transparency and cadence.

If you’re staring at years of modifications, stuck on an S/4HANA move, or just want upgrades without nightmares, this episode gives you the guardrails, mindset, and first steps to get from talking to doing.

Takeaways

  • Clean Core is a vehicle for agility and transformation.
  • Governance and maturity are crucial for maintaining a clean core.
  • The dimensions of Clean Core include processes, extensibility, data, integrations, and operations.
  • Achieving a clean core is a journey, not a quick fix.
  • Organizations must balance efficiency with effectiveness in their processes.
  • The business model of SAP partners should focus on delivering value, not just selling days.
  • Tools and technology play a significant role in achieving Clean Core.
  • Understanding the current technical debt is essential for organizations.
  • Organizations need to connect their custom code with business capabilities.
  • The journey towards Clean Core requires a strategic approach and continuous improvement.

Follow Michael here: https://www.linkedin.com/in/michael-sokollek/

Follow Alexander: https://www.linkedin.com/in/alexandergreb/
Follow Johannes: https://www.linkedin.com/in/johanneslangguth/

Thanks to Steven Spears for lending his voice for our podcast intro.
Theme music by Luis Álvarez a.k.a. Fourth Dogma

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