SAP Consultant Job at Apexon, Oconomowoc, WI

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  • Apexon
  • Oconomowoc, WI

Job Description

Job Description

SAP SME Consultant (ABAP | ECC & S/4HANA) - ONSITE

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 and 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:
  • Data extraction logic
  • Field-level mappings
  • Business rule interpretation
  • Source-to-target data lineage
  • 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
  • Function Modules, Modularization techniques, Macros

Advanced ABAP (S/4HANA-centric)

  • CDS Views (Basic & Composite)
  • AMDP (ABAP Managed Database Procedures)
  • OData services and Fiori integration
  • ABAP RESTful Programming Model (RAP)
  • CDS Annotations
  • Business Object Processing Framework (BOPF)

Data Handling & Extraction

  • 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

Job Tags

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