Senior JDA MMS / AS400 Consultant

About the Role

We are seeking an experienced Senior JDA MMS / AS400 Consultant to join a large retail organization in Phoenix, AZ on a hybrid contract basis. In this role, you will provide functional and technical expertise to support, enhance, and optimize the JDA Merchandise Management System (MMS) running on the IBM i (AS400) platform. You will work closely with cross-functional teams across Merchandising, Supply Chain, Finance, and IT to deliver reliable, high-integrity retail merchandising solutions.

What You'll Do

• Provide deep functional and technical expertise across JDA MMS modules — including Items, Pricing, Promotions, Markdowns, Inventory, and Sales Audit.

• Support and optimize AS400/IBM i batch processing, troubleshoot issues, and manage system performance.

• Lead system enhancements, configurations, and integrations with POS, E-commerce, WMS, and Reporting Platforms.

• Collaborate with Merchandising, Supply Chain, Finance, and IT teams for requirements gathering, testing, and production support.

• Drive system upgrades and lead production support efforts in large-scale retail environments.

• Ensure data integrity, auditability, and accuracy of merchandising and financial transactions.

What We're Looking For

Required:

• 7+ years of hands-on experience with JDA MMS on IBM i (AS400).

• 10–20 years of overall IT/systems integration experience in retail or similar environments.

• Strong knowledge of Retail Merchandising processes.

• Proficiency with RPG/CL, SQL, Batch Jobs, and system integrations on IBM i.

• Proven ability to lead troubleshooting, upgrades, and production support in large retail environments.

• Experience leading integrations with POS, E-commerce, WMS, and reporting platforms.

• Experience working cross-functionally with Merchandising, Supply Chain, Finance, and IT stakeholders.

• Strong commitment to data integrity, auditability, and accurate financial transaction processing.

Compensation & Benefits

• Pay rate: $70–$75/hour (W2)

• Contract engagement with a leading retail organization

Location

• Phoenix, AZ — Hybrid on-site arrangement

• On-site presence required 3 days per week: Tuesday, Wednesday, and Thursday

• Remote work permitted Monday and Friday