Senior Integration Engineer (AS/400 / JD Edwards) IRC303672

Description
We are looking for experienced JDE / IBM i Developer to support, enhance, and modernize a complex enterprise supply chain environment.
The platform includes JD Edwards running on IBM i / AS/400, an on-premise warehouse management system, and middleware-based integrations connecting ERP and warehouse operations.
You will work across the full transaction lifecycle:
JDE / ERP → Middleware → WMS → Warehouse & Logistics Execution

Requirements
5+ years of experience in enterprise application architecture and/or supply chain technology.
ʼStrong experience with JD Edwards (JDE) and IBM i / AS/400 environments.
Good understanding of:
ʼDB2 for i Batch processing
Job scheduling
File-based interfaces
Legacy integration patterns
Experience designing and supporting ERP-to-WMS integrations.
Strong experience with warehouse management systems, preferably WMi, or another enterprise on-premise WMS.
Experience with middleware or enterprise integration frameworks.
Strong understanding of logistics, inventory management, warehousing, fulfillment, and supply chain execution.
Experience with batch, real-time, API, messaging, database, and file-based integrations.
Experience analyzing legacy landscapes and defining practical modernization roadmaps.
Strong stakeholder management and client-facing communication skills.
Preferred Skills
WMi experience.
MIF middleware experience.
Retail, distribution, CPG, or logistics domain experience.
Experience with high-volume, business-critical warehouse environments.
Warehouse automation or RF-enabled operations.
Experience modernizing IBM i / AS/400 applications.
Experience exposing legacy functionality through APIs or modern integration layers.
CI/CD, monitoring, observability, or automation experience.

Job responsibilities

Own the end-to-end solution architecture across JDE, IBM i / AS/400, WMi, middleware, and related supply chain applications.
Analyze the current application, integration, data, and infrastructure landscape and define scalable and supportable solution designs.
Design and improve integrations between ERP and warehouse management systems.
Understand and document end-to-end transaction and data flows across order management, inventory, warehousing, receiving, picking, packing, shipping, distribution, and transportation.
Provide architectural guidance for IBM i / AS/400 environments, including legacy modernization and integration strategies.
Define interface patterns, data flows, batch-processing strategies, monitoring, reconciliation, error handling, and recovery mechanisms.
Lead root-cause analysis for complex issues spanning ERP, middleware, WMS, databases, batch jobs, and downstream systems.
Provide technical leadership and guidance to the development team.
Identify opportunities for automation, simplification, performance improvement, and modernization.
Work closely with business, supply chain, ERP, WMS, infrastructure, integration, and operations stakeholders.
Ensure solutions are resilient, scalable, secure, and operationally supportable.