SAP Integration Suite Senior Developer

C5T CORPORATION SAP Integration Suite Senior Developer Joint Transportation Management System (JTMS) | USTRANSCOM Status: Open until filled Category: Information Technology, SAP Integration Location: Scott AFB, IL Compensation: Competitive, commensurate with experience Type: Full-time Clearance: Active DoD Secret (minimum) THE OPPORTUNITY C5T Corporation is a teaming partner on the Joint Transportation Management System (JTMS) program led by CACI. JTMS implements, supports, and maintains a mission-critical SAP S/4HANA solution supporting transportation and logistics operations for the United States Transportation Command (USTRANSCOM) and the Department of Defense. The JTMS team manages Planning, Procurement, Fulfillment, Financials, Application Development, and Technical Operations, including Security, GRC, and Identity and Access Management. C5T is seeking an SAP Integration Suite Senior Developer to join the JTMS team. This role requires deep expertise in SAP Integration Suite and prior experience supporting USTRANSCOM transportation operations, systems, or programs. COMPANY OVERVIEW C5T Corporation is a leading small business provider of capabilities for the Department of Defense, industry, and commercial sectors. Headquartered at Scott Air Force Base, Illinois, C5T has supported the defense mobility and logistics mission for more than two decades. We recruit and develop practical, innovation-minded people with a passion for successful mission accomplishment, and we invest in their growth throughout their careers. POSITION SUMMARY The SAP Integration Suite Senior Developer is responsible for the solutions that exchange data among SAP instances and external systems across the JTMS landscape. The interface model follows Service Oriented Architecture (SOA) principles, building on SAP best practices and the SAP enterprise service architecture. This position ensures SAP Integration Suite capabilities align with DoD transportation doctrine, regulatory requirements including the Defense Transportation Regulation (DTR) and the DoD Financial Management Regulation (FMR), and Clean Core principles, while supporting complex integrations across DoD and commercial transportation ecosystems. The JTMS solution is foundational to the DoD mission, enabling the fielding and sustainment of transportation, logistics, and financial operations. LOCATION On-site at Scott Air Force Base, Illinois. KEY RESPONSIBILITIES Requirements and Analysis Participate in the analysis of the customer's business operations to validate requirements and scope, recommend process improvements, and assist with level of effort (LOE) estimation as required. Analyze business requirements to design and develop end-to-end integration flows (iFlows) using synchronous, asynchronous, event-driven, and API-led patterns. Evaluate, model, and design interface objects from an enterprise service architecture perspective. Integration Suite Development Configure connectors, mappings, routing rules, and security protocols (OAuth, SAML, SSL/TLS). Configure standard and custom adapters (SFTP, REST, SOAP, OData, JDBC, IDoc) and manage message mapping, transformation, and routing. Configure EDI interfaces using Trading Partner Management (TPM), implement message mapping (MIG/MAG), and configure adapters (AS2, SFTP, OData). Develop Groovy and Java scripts for complex mappings between SAP instances and external systems through the SAP Integration Suite instance. Monitor, troubleshoot, and debug integration flows to resolve performance issues. Application Development Implement SAP ABAP software applications and interfaces. Develop, test, debug, implement, maintain, and document interfaces using SAP Proxy and IDoc technologies. Develop and maintain SAP design and technical specification documents. Conduct unit, integration, and release testing to validate functionality. REQUIRED QUALIFICATIONS U.S. citizenship. Active DoD Secret clearance (minimum). 15+ years of SAP experience, including 10+…

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