PL/I Developer with Unix/Bash Scripting

NTT DATA strives to hire exceptional, innovative, and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a PL/I Developer with Unix/Bash Scripting to join our team in Providence, Rhode Island (US-RI), United States (US).

Job Summary

The Software Development Senior Specialist provides expert-level design and development support for IT application integrations between the Manhattan Warehouse Management System (WMS), SAP, and host systems. This role is responsible for the end-to-end development of new inbound and outbound interfaces, leveraging PL/I and Unix/Bash scripting in a distributed systems environment. The position serves as a technical leader and advisor, collaborating with cross-functional and offshore teams to deliver reliable, scalable, and high-quality integration solutions.

• Design, develop, and enhance new application interfaces between Manhattan WMS and host systems; and SAP and host systems using PL/I and Unix-based scripting.
• Lead interface development efforts from the host system perspective, ensuring alignment with business requirements and integration standards.
• Analyze integration requirements across batch, near-real-time, and real-time data exchanges.
• Model and implement data mappings, transformations, file layouts, and control flows for inbound and outbound interfaces.
• Develop, modify, and maintain PL/I programs and Unix/Bash scripts supporting interface processing, validation, error handling, and recovery.
• Collaborate with Manhattan WMS and SAP implementation teams, middleware teams, and upstream/downstream system owners to ensure seamless data flow.
• Identify, troubleshoot, and resolve complex integration defects and performance issues through root cause analysis.
• Support system, integration, and user acceptance testing activities by resolving defects and providing technical guidance.
• Document interface designs, data flows, operational procedures, and support runbooks.
• Coordinate development activities across onshore and offshore teams, ensuring delivery timelines and quality standards are met.
• Communicate technical designs, implementation status, and risks to IT leadership and business stakeholders.
• Serve as a technical consultant on WMS/SAP integration architecture, interface behavior, and development best practices.
• Mentor and provide technical guidance to less experienced developers.

• Minimum 8 years of experience with PL/I programming in an enterprise integration environment.
• Minimum 8 years of working knowledge of Unix/Linux operating systems and Bash shell scripting.
• Minimum 3 years of experience with batch processing, file-based integrations, and job scheduling.
• Minimum 3 years of proven experience developing interfaces with Manhattan Warehouse Management System (WMS); or similar experience developing interfaces with SAP S/4 HANA.
• Strong hands-on experience in application development and system integration.
• Deep understanding of host system integrations, including data validation, error handling, and reconciliation.
• Strong analytical and problem-solving skills with the ability to diagnose complex integration issues.
• Excellent written and verbal communication skills.
• Ability to work independently in a remote, contract-based environment.

Travel: This position doesn’t require any travel.

Degree: Bachelors in computer science or equivalent work experience

• Experience in supply chain, logistics, or warehouse management domains.
• Familiarity with EDI, message-based integrations, APIs, or middleware platforms.
• Prior experience acting as a technical lead or advisor on enterprise integration initiatives.
• Experience supporting legacy and mainframe-adjacent systems in distributed environments.

NTT DATA is a $30 billion trusted global innovator of business and technology services. We serve 75% of the Fortune Global 100 and are committed to helping clients innovate, optimize, and transform for long-term success. As a Global Top Employer, we have diverse experts in more than 50 countries and a robust partner ecosystem of established and start-up companies. Our services include business and technology consulting, data and artificial intelligence, industry solutions, as well as the development, implementation, and management of applications, infrastructure, and connectivity. We are one of the leading providers of digital and AI infrastructure in the world. NTT DATA is a part of NTT Group, which invests over $3.6 billion each year in R&D to help organizations and society move confidently and sustainably into the digital future. Visit us at us.nttdata.com

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