Senior Business Analyst

Essential functions

• Onboard and support EDI trading partners in the order management/O2C domain, serving as the main liaison between business, engineering, and external partners
• Gather and translate business requirements into functional and technical specifications for EDI integrations
• Develop, review, and maintain EDI mappings and transaction sets (ANSI X12: 850, 855, 856, 810, 860; EDIFACT: ORDERS, ORDRSP, DESADV, INVOIC) across trading partners
• Support SAP (ECC/S4HANA) order management and O2C process integrations, including API contract definition and JSON/XML payload handling
• Analyze EDI files and integration payloads to troubleshoot and resolve mapping, partner data, and system errors
• Monitor integration health using tools such as Splunk/CloudWatch and respond to production incidents within SLA
• Own end-to-end testing: scenario creation, partner testing, UAT coordination, cutover, and go-live support
• Produce functional design documents, mapping specs, and partner onboarding documentation
• Collaborate in Agile/Scrum teams using Jira, Confluence, and ServiceNow; run basic SQL checks for data validation

Qualifications

Core Responsibilities & Experience

• 8+ years of experience as a Business Analyst

• Proven experience onboarding and supporting EDI trading partners in the order management / O2C domain, acting as the main liaison between business, engineering, and external partners.

• Strong background in requirements gathering, translating business needs into functional and technical requirements for integrations.

• Hands-on experience with EDI standards and transaction sets, including:ANSI X12: 850, 855, 856, 810, 860
  EDIFACT: ORDERS, ORDRSP, DESADV, INVOIC (preferred)

• Deep understanding of EDI data structures, including segments, loops, elements, qualifiers, and mandatory vs. optional fields.

• Experience defining, reviewing, and supporting EDI mappings, including data attribute mapping across systems and with external partners.

• Familiarity with EDI translation and integration platforms (e.g., IBM Sterling, MuleSoft, Boomi) and connectivity protocols (AS2, SFTP).

Systems, Architecture & Integration

• Strong working knowledge of SAP (ECC / S/4HANA), specifically order management and O2C processes.

• Experience developing and supporting SAP business process integrations.

• Understanding of integration architectures, including:
  Middleware layers
  File-based vs. API-based integrations
  Batch vs. near-real-time processing
  Upstream and downstream system dependencies

• Experience defining API contracts and working with JSON/XML payloads.

Testing, Troubleshooting & Support

• Ability to analyze raw EDI files and integration payloads to perform root cause analysis for failures (mapping issues, partner data issues, system errors).

• Experience with log analysis and monitoring tools (e.g., Splunk, CloudWatch) and familiarity with alerting frameworks.

• Ownership of end-to-end testing activities, including:Test scenario creation (happy path and edge cases)
  Partner testing and UAT coordination
  Cutover, go-live, and post-production support

• Support production incidents and SLA-driven issue resolution.

Documentation & Tools

• Strong documentation skills, including:Functional Design documents
  Mapping specifications
  Partner onboarding documentation

• Experience working in Agile/Scrum environments using tools such as Jira, Confluence, ServiceNow.

• Ability to perform basic SQL queries for validation and data checks.

• Exposure to cloud environments (AWS, Azure, or GCP).

Soft Skills & Domain Fit

• Excellent communication skills, with the ability to engage professionally with external partners and internal stakeholders.

• Strong analytical mindset, problem-solving ability, and attention to detail.

• Comfortable working independently in fast-paced, high-volume environments.

• Ownership-driven approach with strong accountability.

• Experience in Retail, Supply Chain, Manufacturing, or Global Fulfillment environments is a plus.

We offer

• Opportunity to work on bleeding-edge projects
• Work with a highly motivated and dedicated team
• Competitive salary
• Flexible schedule
• Benefits package - medical insurance, sports
• Corporate social events
• Professional development opportunities
• Well-equipped office

About us

Grid Dynamics (NASDAQ: GDYN) is a leading provider of technology consulting, platform and product engineering, AI, and advanced analytics services. Fusing technical vision with business acumen, we solve the most pressing technical challenges and enable positive business outcomes for enterprise companies undergoing business transformation. A key differentiator for Grid Dynamics is our 8 years of experience and leadership in enterprise AI, supported by profound expertise and ongoing investment in data, analytics, cloud & DevOps, application modernization and customer experience. Founded in 2006, Grid Dynamics is headquartered in Silicon Valley with offices across the Americas, Europe, and India.