JDA MMS / AS400 Senior Consultant

PhoenixFullTime$70–$75/hrPosted Aug 5, 2026

About the Role

A well-established IT staffing and consulting firm is seeking an experienced JDA MMS / AS400 Senior Consultant to support, enhance, and optimize the JDA Merchandise Management System (MMS) on the IBM i (AS400) platform for a leading retail organization. This is a hybrid, W2 contract engagement based in Phoenix, AZ.

What You'll Do

  • Provide functional and technical expertise in JDA MMS, covering Items, Pricing, Promotions, Markdowns, Inventory, and Sales Audit modules.

  • Support AS400/IBM i batch processing, troubleshooting, and system performance optimization.

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

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

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

What We're Looking For

Required:

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

  • Strong knowledge of Retail Merchandising processes and workflows.

  • Proficiency in RPG/CL, SQL, Batch Jobs, and system integrations.

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

Nice to Have:

  • Experience integrating JDA MMS with enterprise platforms such as POS, WMS, or E-commerce systems.

  • Background in retail supply chain or financial systems.

Compensation & Benefits

  • Pay Rate: $70–$75/hour (W2)

  • Employment type: Contract (W2)

Location

  • Phoenix, AZ — Hybrid on-site (Tuesday, Wednesday & Thursday in office)

  • Visa sponsorship policy: Not specified — candidates should confirm eligibility directly.

Want jobs like this matched to you?

SimpleCareer scores fresh postings against your résumé so you only see the matches that matter.

Get started free