Role – SAP S4 Brownfield Conversion Solution Architect
Location – Germany
Business Unit – EASSAP
Compensation – Competitive (including bonus)

Job Description

Today, the corporate landscape is dynamic and the world ahead is full of possibilities! None of the amazing things we do at Infosys would be possible without an equally amazing culture, the environment where ideas can flourish and where you are empowered to move forward as far as your ideas will take you.

At Infosys, we assure that your career will never stand still, we will inspire you to build what’s next and we will navigate further together. Our journey of learnability, values and trusted relationships with our clients continue to be the cornerstones of our organization and these values are upheld only because of our people.

Your Role

SAP S/4HANA Brownfield Conversion Solution Architect is responsible for end‑to‑end technical and functional architecture of SAP ECC to S/4HANA conversion programs (brownfield). The role focuses on system assessment, readiness, simplification analysis, custom code remediation, data migration, integration, and guiding functional teams through conversion challenges. This architect collaborates closely with business stakeholders, technical teams, and functional leads to ensure a smooth, compliant, scalable, and optimized S/4HANA transformation.


Key Responsibilities

• Lead and Define overall SAP S/4HANA conversion strategy for brownfield transformation and develop the end to end target architecture for S/4 (on prem, private cloud, RISE) using SAP Activate methodology
• Conduct workshops with business & functional leadership teams.
• Translate business requirements into architecture decisions.
• Lead architecture assessments including:

1. System Readiness Check
2. SAP Maintenance Planner
3. Simplification Item (SI) Analysis
4. Custom Code Impact & Remediation
5. Add on compatibility checks

• Develop blueprint, functional/technical design, cutover strategy, and migration approach.
• Conduct architecture reviews, solution validation, and risk management.
• Lead execution of the technical conversion using:

1. SUM/DMO
2. HANA migration
3. Unicode conversion (if applicable)
4. Dual maintenance strategy

• Coordinate Basis, ABAP, functional, and integration teams during conversion cycles.
• Guide functional teams across FI, CO, SD, MM, PP, EWM, QM, PM on S/4 changes using simplification list mainly on

1. Universal Journal (ACDOCA)
2. Business Partner conversion
3. MRP, ATP/aATP changes
4. credit management, revenue accounting
5. Ensure master data alignment (BP, materials, finance master data).
6. Material ledger mandatory activation
7. Embedded Analytics
8. Integration & Cloud

• Align legacy ECC processes with S/4 best practices.
• Lead custom code remediation and Integration strategy:

1. Define clean core strategy.
2. ATC checks
3. Quick Fixes
4. Adaptation for removed transactions/tables
5. Guide in-app and side-by-side extensions using SAP BTP.
6. Integration Strategy & Data Migration using IDocs, CPI, PO/PI, APIs & OData

• Lead data migration strategy via:

1. Migration Cockpit
2. BODS
3. Conversion routines

• Define end-to-end testing strategy (SIT/UAT/Regression).
• Lead cutover planning: downtime minimization, transport, dual maintenance.
• Provide hyper care leadership, performance tuning, issue triage, and stabilization.

• Must have SAP experience with at least 3-5 SAP S/4 Hana Conversion Projects
• Experience with RISE with SAP & hyperscale cloud landscapes (Azure/AWS/GCP).
• Experience with RISE with SAP Private/Public Cloud migration.
• Strong leadership and communication.
• Ability to simplify complex conversion topics for stakeholders.
• Excellent documentation and workshop driving skills.
• Ability to manage large cross-functional teams.
• SAP Certified Technology or Functional Architect (S/4HANA).
• Experience in industries such as Automotive, Manufacturing, Retail, Pharma, CPG.
• Experience with Selective Data Transition (SDT) tools (nice-to-have).