Apexon · 23 hours ago
SAP Technical Architect
Neenah, WI
Contract
Onsite
Senior Level, Lead/Staff
8+ years expApexon is seeking a highly skilled SAP ABAP Consultant with extensive experience in ECC and S/4HANA environments to serve as a Subject Matter Expert. The role involves validating technical specifications for data migration to a data lake and requires strong analytical and communication skills.
Information Technology & Services
Hiring Manager
Muthu Kumar ..... ( S.K )
Responsibilities
Understand technical specifications that are written by ABAP developer on ABAP programs in ECC and S/4HANA systems
Analyze technical specifications that are written to reverse engineer the custom Z-tables across modules (FI, MM, SD, HR, etc.)
Collaborate with functional teams to understand business logic and data dependencies
Prepare comprehensive technical documentation including:
Data extraction logic
Field-level mappings
Business rule interpretation
Source-to-target lineage
Responsible to review the technical specification document and ask the right clarifications such that data engineers could then use the technical specification to develop data lake ETL routines
Qualification
Required
Core ABAP (ECC & S/4HANA) experience to review and validate technical specifications
Classical & OO ABAP programming experience
ALV Reports (Classical and OO)
BDC, BAPI, RFC, SmartForms, Adobe Forms
User Exits, Customer Exits, BADIs
Function Modules, Modularization, Macros
Advanced ABAP (S/4HANA-centric) experience to review and validate technical specifications
CDS Views (Basic & Composite)
AMDP (ABAP Managed Database Procedures)
OData Services and Fiori integration
ABAP RESTful Programming Model (RAP)
Core Data Services annotations
Business Object Processing Framework (BOPF)
Data Handling & Extraction experience to review and validate technical specifications
Z-table extraction with joins, filters, delta logic
Performance tuning of SELECT statements
Open SQL and Native SQL usage
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 annotation and transformation rules
Functional-to-technical traceability
Preferred
8-10 years of SAP ABAP experience with at least 3 years in S/4HANA
Experience in ECC to S/4HANA development & migration projects
Good understanding of FI, CO, SD, MM, PP & SRM processes and modules
Exposure to BI/ BW is an added advantage
Company
Apexon
Apexon is a digital-first technology services firm, accelerating business transformation and delivering human-centric digital experiences.
5001-10000 employees
H1B Sponsorship
Apexon has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (117)
2024 (73)
2023 (83)
2022 (106)
2021 (99)
2020 (135)
Funding
Current Stage
Late StageLeadership Team
Radha Krishnan
Founder and Board member
Shalin Shah
Chief Business Development Officer
Recent News
2025-11-19
2025-10-15
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