ECC → S/4HANA Transformation

Sierra Digital Advisory Platform  ·  Customer: SLB

🔌 ECC P10 · Client 100 · EHP8 🌍 100+ Countries ⚡ Live Assessment ⏳ Loading...
Clean Core Score
Current baseline
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Executive CC Transformation CC
3-Year Value Potential
Return on Investment
Payback Period
Year 3 Annual Run Rate
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Deprecated
Objects to retire
Fit to Standard
No work needed
In-App Ext
Key user / BAdI
Developer Ext
RAP / on-stack
Side-by-Side
BTP extensions
Total LOE
Person-days
Transformation Roadmap 5 Phases · ~18 months
1
Phase 1 · Months 1–2
Clean Core Deep Dive & Prioritisation
Complete WRICEF classification, agree retire/redesign list with SLB stakeholders, freeze baseline. Lock LOE estimates.
2
Phase 2 · Months 3–5
Signavio Process Alignment & S/4 Blueprint
Map SLB processes to SAP standard. Define target architecture. Agree extension model per object. Signavio approval.
3
Phase 3 · Months 4–10
SAP Build & Integration Implementation
BTP Integration Suite migration for 59 interfaces. BPA for 13 workflows. Build Work Zone portal & Task Centre for Finance and Operations.
4
Phase 4 · Months 8–14
AI Enablement & Data Products
Deploy Document AI for invoices & field tickets. SAP AI Core predictive maintenance model. Datasphere data products for 6 domains.
5
Phase 5 · Months 14–18
S/4HANA Go-Live & Neo→CF Completion
System conversion to S/4HANA. Parallel run & hypercare. Neo-to-CF migration for all 12 BTP apps. Decommission ECC.
Key Risks & Complexity Areas
Joint Venture Accounting (FI)
Custom JV billing bypasses S/4HANA Universal Journal. High compliance risk. Requires dedicated RAR workstream.
Multi-country Tax (LATAM/MEA)
40-country tax report with only 18% compliance to standard. XL-effort localisation engagement required.
SCADA / IoT Integration
15TB sensor data stream via MQTT. No current S/4 pathway — BTP IoT Services architecture must be designed from scratch.
Offshore Crew Rotation (HR)
Complex scheduling logic in Z-tables with no SuccessFactors equivalent. Requires custom BTP app + SF integration.
Neo Legacy Archival App (BLOCKED)
SLB Archival Tool uses Neo document-service with no CF equivalent path. Manual refactoring required before migration.
OSDU Subsurface Integration
5TB subsurface data in OSDU platform needs REST integration. New connector — no SAP standard adapter available.
Projected Clean Core Score Improvement
Today
34%
Phase 2
52%
Phase 4
74%
Go-Live
91%