Senior JD Edwards Developer - JD Edwards World 7.3 and OneWorld XE

ERP Suites•Loveland, OH

5d•Hybrid

About The Position

We are seeking a Senior JD Edwards Developer to support and maintain our current environment running JD Edwards World 7.3 and OneWorld XE. These systems are core platforms supporting critical business operations, and the role requires strong technical expertise in IBM i / AS400 development, advanced knowledge of RPG, CL, and DB2/SQL along with deep experience supporting mission-critical ERP systems. This position will focus on production support, system enhancements, integrations, and operational stability while working closely with infrastructure, application, and business teams.

Requirements

Strong experience with IBM i / AS400 development
Advanced knowledge of RPG, CL, and DB2/SQL
Hands-on experience with JD Edwards World 7.3
Familiarity with JD Edwards OneWorld XE
Experience working with iSeries operating systems and commands
Deep understanding of custom RPG and CL programs, batch processes, and reports
Extensive experience supporting mission-critical ERP systems
Strong troubleshooting and root cause analysis skills
Ability to work in complex production environments

Nice To Haves

Experience with EDI integrations
Experience with middleware tools such as WebMethods or ETL platforms
Experience supporting REST APIs and web services
Experience with SFTP interfaces and integration troubleshooting
Exposure to cloud migration initiatives

Responsibilities

Provide technical support for JD Edwards World 7.3 and OneWorld XE environments
Diagnose and resolve production issues, defects, and performance problems
Perform root cause analysis and implement long-term solutions
Maintain system stability and reduce operational risk through monitoring and documentation
Design and implement enhancements to support evolving business needs
Develop new processes and improve existing custom programs and reports
Work with RPG, CL, and DB2/SQL to develop and maintain custom code
Ensure proper testing and validation of deployments
Maintain clear documentation of system customizations and workflows
Participate in knowledge transfer and technical handoff sessions
Support integrations with upstream and downstream systems
Maintain batch jobs, reports, and data interfaces
Support file transfers, APIs, and middleware integrations such as EDI, WebMethods, and ETL tools
Maintain inbound and outbound SFTP interfaces
Analyze and resolve interface failures using logs and reports
Improve error handling, reliability, and performance of integrations
Coordinate with infrastructure teams to resolve connectivity issues
Support and maintain IBM Advanced Job Scheduler (AJS) on iSeries
Manage job dependencies and sequencing
Prevent duplicate or missed job processing
Support restart and recovery procedures
Manage code promotions using Aldon Change Management
Promote changes across environments (Development → Test → Production)
Maintain custom database change (DBC) code
Follow established change control and approval processes
Configure and troubleshoot web services and REST APIs
Use tools such as Postman for testing and troubleshooting
Support system email services including configuration and monitoring
Maintain automated email notification processes
Perform data fixes and develop one-time SQL or RPG scripts when required
Support custom monitoring processes including next numbering rollover controls
Maintain custom EDI control processes for data and job completion validation
Participate in technical walkthroughs and operational reviews
Assist with storage optimization and cost reduction initiatives
Support cloud migration initiatives when required
Participate in daily stand-up meetings
Attend weekly enhancement and status review meetings
Work collaboratively with development, infrastructure, and business teams