Techblocks

Manhattan MAO Engineer

East Quogue, United States

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Role family: Engineering management
Seniority: Mid level
Country: US
Work mode: On-site / unstated
First seen by hirly: 23 Sept 2026

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the posting

Role Overview

We are looking for a Manhattan MAO Lead Engineer with deep expertise in Manhattan Active Order Management (MAO) and Order Management Systems (OMS). This role requires hands-on experience in designing and implementing custom extensions on top of Manhattan OMS and MAO, as well as integrating them with distributed order management, supply chain intelligence, and fulfillment operations.

Key Responsibilities

Manhattan OMS & MAO Implementation:

Design, develop, and maintain custom extensions on Manhattan Active Order Management (MAO) and OMS.
Configure and manage Distributed Order Management (DOM), Enterprise Order Management (EOM), and Available to Commerce (ATC) functionalities.
Implement and fine-tune supply chain intelligence and order fulfillment workflows.
Integration & Custom Development:
Build custom extensions and enhancements to adapt Manhattan OMS to unique business requirements.
Integrate Manhattan OMS with payment processing, fraud detection, tax systems, warehouse management, and ERP platforms.
Develop and optimize REST API integrations to enhance system performance.

Data & Reporting:

Configure SCI (Supply Chain Intelligence) reporting and develop custom reports & dashboards.
Work with SQL, JSON, and Java to manage order-related data across the ecosystem.

Solution Architecture & Leadership:

Provide technical leadership in architecting and integrating Manhattan OMS solutions.
Guide development teams on best practices for customization, performance optimization, and scalability.
Collaborate with business teams to translate order management and supply chain needs into technical solutions.

Mandatory Skills & Experience

5+ years of experience in Manhattan Distributed Order Management (DOM, EOM, ATC, SCI)
Strong knowledge of Manhattan Active Order Management (MAO) and custom extension development
Expertise in Java, SQL, REST APIs, and JSON
Deep understanding of supply chain, fulfillment, and order orchestration
Proven experience in system architecture, integration design, and scalability
Experience in Agile & Waterfall SDLC methodologies
Hands-on experience with payment processing, fraud, tax, warehouse management, and ERP integrations

What We Offer

Competitive Salary & Performance-Based Incentives
Monthly Rewards & Recognition
Upskilling & Cross-Skilling Opportunities
Opportunities to Work on Cutting-Edge Projects
Personal Client Engagement
Flexible Work Environment
Inclusive & Collaborative Culture
Career Growth & Internal Mobility

Original posting on Techblocks's site ↗

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