Apexon
Location: Neenah, WI or Oconomowoc, WI (Onsite)
Role Overview
We are seeking a highly skilled SAP ABAP Consultant to serve as a Subject Matter Expert (SME) for validating client technical specifications related to moving data from SAP ECC and S/4HANA into a data lake . This role focuses on reviewing & reverse‑engineering ABAP technical specs, custom Z‑tables, and extraction logic to ensure accurate data mapping, business logic interpretation, and readiness for downstream ETL development. The ideal candidate brings deep hands‑on ABAP experience, strong analytical skills, and the ability to collaborate effectively with functional teams, data engineers, and client stakeholders.
Qualifications
- 12–15 years of SAP ABAP experience, with 3+ years in S/4HANA
- Experience with ECC to S/4HANA migration projects
- Strong understanding of FI, CO, SD, MM, PP, and SRM modules
- Exposure to SAP BW / BI is a plus
Key Responsibilities
- Review and understand technical specifications written by ABAP developers for ECC and S/4HANA systems.
- Analyze and reverse engineer custom Z‑tables and ABAP programs across SAP modules (FI, MM, SD, HR, etc.).
- Collaborate with SAP functional teams to understand business logic, dependencies, and data flows .
- Prepare and validate detailed technical documentation, including:
- Business rule interpretation
- Review technical specification documents and raise clarifications to ensure data engineers can build accurate and efficient data lake ETL pipelines.
Required Skills & Experience
Core ABAP (ECC & S/4HANA)
- Classical and OO ABAP programming
- ALV Reports (Classical & OO)
- BDC, BAPI, RFC
- SmartForms and Adobe Forms
- User Exits, Customer Exits, BADIs
Advanced ABAP (S/4HANA-centric)
- CDS Views (Basic & Composite)
- AMDP (ABAP Managed Database Procedures)
- OData services and Fiori integration
- CDS Annotations
- Business Object Processing Framework (BOPF)
- Z‑table data extraction with joins, filters, and delta logic
- Performance tuning of SELECT statements
- Open SQL and Native SQL
- Data Dictionary object creation (Z tables, views, domains, data elements)
- Handling clustered and pooled tables (ECC legacy)
Documentation & Technical Design
- Technical Specification Document (TSD) preparation, review, and validation
- Field‑level mapping and source‑to‑target lineage
- Business logic documentation and transformation rules
- Functional‑to‑technical traceability
Why Join Us
- Work on complex SAP‑to‑data‑lake initiatives
- Play a key SME role influencing enterprise data strategy
- Collaborate with cross‑functional and data engineering teams
Seniority level
Mid‑Senior level
Employment type
Contract
Job function
Information Technology
Industries
Software Development
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