SAP Integration Suite Senior Developer

C5T Corporation; Glenview (IL); On-site; USD 80,000 - 130,000; Full time

Benefits offered by this job

Medical benefits

401(k) with match

Paid time off

Job summary

C5T Corporation is seeking an SAP Integration Suite Senior Developer for the JTMS program supporting USTRANSCOM. The role requires deep SAP Integration Suite experience, including CPI, IDoc, and API management, with DoD experience preferred.

You will work on end-to-end integrations across SAP and external systems, maintaining DoD security standards. The position is on-site at a Scott Air Force Base area facility, with a strong emphasis on DoD compliance, SOA-based interfaces, and complex data

Qualifications

• Active DoD Secret clearance (minimum).
• 15+ years of SAP experience, including 10+ years in SAP integration middleware.
• Prior experience supporting USTRANSCOM transportation operations, systems, or programs.
• Deep expertise in SAP Integration Suite (CPI/Cloud Integration), SAP Integration Advisor, and SAP BTP.
• Strong knowledge of SAP S/4HANA, ECC, and BTP architecture, and API/middleware patterns.
• Familiarity with point-to-point, hub-and-spoke, publish-subscribe and event-driven architectures.
• Proficiency in Groovy scripting, XSLT, and API management.
• Deep understanding of EDI standards (EDIFACT, X12) and DoD EDI programs.
• Experience with REST, SOAP, OData, SFTP, EDI, and JSON/XML formats.
• Experience publishing, securing, and monitoring APIs through API Management with OAuth/SAML/SSL/TLS.
• Knowledge of SAP IDoc processing and CPI IDoc adapters.
• Knowledge of SAP ABAP client/server proxy technology.

Responsibilities

• Analyze customer business operations to validate requirements and estimate LOE.
• Design end-to-end integration flows (iFlows) using various patterns.
• Configure connectors, mappings, routing, and security protocols (OAuth, SAML, SSL/TLS).
• Configure adapters (SFTP, REST, SOAP, OData, JDBC, IDoc) and manage mappings and routing.
• Develop Groovy and Java scripts for mappings between SAP and external systems.
• Monitor, troubleshoot, and debug integration flows to resolve performance issues.
• Develop, test, and document SAP ABAP interfaces; maintain design specs.
• Conduct unit/integration/release testing to validate functionality.

Tools

SAP Integration Suite

Groovy scripting

Java

API Management

REST/SOAP/OData

EDI standards

XSLT

SAP CPI/IDoc

DoD EDI standards

Job description

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

SAP Integration Suite Senior Developer

Full Time O'Fallon, IL, US

Salary Range: $80,000.00 To $130,000.00 Annually

C5T CORPORATION

SAP Integration Suite Senior Developer

Joint Transportation Management System (JTMS) | USTRANSCOM

Category: Information Technology, SAP Integration

Compensation: Competitive, commensurate with experience

Type: Full-time

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

• Active DoD Secret clearance (minimum).
• 15+ years of SAP experience, including 10+ years in SAP integration middleware.
• Prior experience supporting USTRANSCOM transportation operations, systems, or programs.
• Deep expertise in SAP Integration Suite (Cloud Platform Integration / Cloud Integration), SAP Integration Advisor, and SAP BTP.
• Strong knowledge of SAP S/4HANA, ECC, and BTP architecture, and of SAP integration patterns (APIs, middleware, event-driven).
• Deep understanding of point-to-point, hub-and-spoke, publish-subscribe, and event-driven architectures.
• Proficiency in Groovy scripting, XSLT, and API management.
• Deep understanding of EDI standards (EDIFACT, X12) and B2B scenarios, with experience in DoD EDI standards.
• Deep understanding of REST, SOAP, OData, SFTP, EDI, and JSON/XML formats.
• Experience publishing, securing, and monitoring APIs through API Management while enforcing security policies (OAuth, SAML, SSL/TLS).
• Knowledge of SAP IDoc processing and monitoring, including the SAP CPI IDoc sender and receiver adapters used to transform IDoc messages to XML.
• Knowledge of SAP ABAP client and server proxy technology.
• Ability to adhere to strict development standards and conduct code reviews.
• Ability to work independently and within a team environment.

DESIRED QUALIFICATIONS

• Prior experience on JTMS or similar DoD logistics modernization programs.
• Experience with DoD EDI standards through the Defense Transportation Electronic Business (DTEB) program.
• Experience with SAP NS2 or IL5-hosted SAP environments.
• Working knowledge of the DTR, DoD FMR, and SAP Clean Core principles.
• SAP BTP Integration Suite training and certification.
• Technical degree with relevant coursework.

BENEFITS

C5T offers a competitive benefits package, including:

• Medical, dental, vision, life, and disability plans
• 401(k) with an exceptional company match
• Flexible spending account
• Responsible paid time off
• 10 paid holidays
• Opportunities for career growth

EQUAL OPPORTUNITY EMPLOYER

C5T Corporation is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, protected veteran status, or any other characteristic protected by federal, state, or local law.