SAP S/4HANA Interface Developer (Greenfield Transition)

Peraton; Greenfield (WI); Hybrid; USD 120,000 - 180,000; Full time

Job summary

Peraton in Greenfield, WI, is seeking an SAP S/4HANA Interface Developer (Greenfield) to drive a critical modernization for the CDC. You will navigate a Greenfield migration, ensuring that custom SAP CRM logic becomes part of the S/4HANA CM framework.

The role requires strong hands-on experience with SAP S/4HANA, EDI IDOCS, SOAP/REST, and BizTalk, plus the ability to work within federal public health systems and security constraints.

Qualifications

• Bachelor’s degree and 5 years of experience required.
• Minimum 5 years of hands-on SAP S/4HANA Greenfield experience.
• 5+ years total S/4HANA experience.
• Proven experience with EDI (IDOCS).
• Hands-on integration with SOAP, REST and BizTalk.
• Deep understanding of Greenfield vs. Brownfield strategies.
• U.S. Citizenship or Green Card holder required.
• Must be able to obtain and maintain agency clearance.

Responsibilities

• Lead S/4HANA Greenfield migration from CRM to CM framework.
• Optimize code for S/4HANA compatibility and performance.
• Provide full lifecycle support: impact analysis, remediation, testing, deployment.

Skills

Greenfield migration

Integration

Security RBAC

Education

Bachelor’s degree

Tools

SAP S/4HANA

EDI (IDOCS)

SOAP

REST

BizTalk

SAP Fiori

Job description

Basic Requirements:

• Bachelor’s degree and 5 years of experience
• Minimum 5 years of hands-on SAP S/4HANA Greenfield experience.
• 5+ years of total S/4HANA experience
• Proven experience with EDI (IDOCS).
• Hands-on integration experience with SOAP, REST, and BizTalk
• Deep understanding of Greenfield vs. Brownfield development strategies
• Must be a US Citizen or Green Card Holder
• Must be able to obtain and maintain the required agency clearance

Preferred Requirements:

• Prior support for the CDC or other Federal Government programs
• Active CDC Clearance is a significant plus
• Experience working in highly regulated public-sector environments

We are seeking a highly skilled SAP S/4HANA Interface Developer (Greenfield Transition) to spearhead a critical modernization initiative for the Centers for Disease Control and Prevention (CDC). This role is foundational to the agency’s digital transformation, transitioning from legacy SAP CRM to a stable, scalable, and well-documented S/4HANA Customer Management (CM) solution. You will be responsible for navigating the complexities of a Greenfield implementation, ensuring that custom code, integrations, and user interfaces (Fiori) are optimized for a high-impact federal public health infrastructure.

Key Responsibilities:

S/4HANA Development & Greenfield Migration

• Clean-Slate Engineering: Execute Greenfield development efforts to transition custom SAP CRM logic into the S/4HANA Customer Management (CM) framework.
• Code Optimization: Re-architect and optimize legacy code for S/4HANA compatibility, ensuring peak performance and adherence to modern SAP standards.
• Full Lifecycle Support: Conduct deep-dive impact analysis, code remediation, unit testing, and deployment support within a structured federal landscape.

Advanced Integrations & Middleware

• Interface Management: Design and maintain robust interfaces using EDI (IDOCS).
• Modern Connectivity: Develop and manage integrations leveraging SOAP and REST web services.
• Middleware Orchestration: Execute seamless SAP connectivity with BizTalk to ensure data integrity across disparate agency systems.

Fiori Enablement & User Experience

• UI Deployment: Enable and deploy SAP Fiori applications to modernize the user experience.
• UX Configuration: Design and configure Fiori Spaces, Pages, and Catalogs.
• Security Collaboration: Work closely with Security and Functional teams to implement role-based access controls (RBAC) within the Fiori Launchpad.

Governance & Quality Assurance

• Standards Compliance: Apply industry best practices in Change Management, Release Management, and Configuration Management.

Documentation:

• Maintain rigorous technical documentation to mitigate migration risks and ensure long-term system sustainability