SAP Interfacing Consultant – Technical Senior Consultant

Bart & Associates

2d•Onsite

About The Position

B&A is seeking a SAP Interfacing Consultant – Technical Senior Consultant to support a federal government client operating within a classified environment. This role is responsible for the design, development, and sustainment of SAP interface solutions that enable secure and reliable data exchange between SAP ERP/S4HANA and external federal agency systems, third-party platforms, and legacy applications. The ideal candidate brings deep technical expertise in SAP integration technologies – including IDocs, BAPIs, RFCs, SAP PI/PO, and SAP Integration Suite – combined with strong ABAP development skills and a demonstrated ability to deliver and operate interface solutions within the strict cybersecurity and data classification requirements of a federal classified environment.

Requirements

Minimum of eight (8) years of experience in SAP technical development with a focus on interface design and implementation using SAP PI/PO, SAP Integration Suite (BTP), IDocs, BAPIs, and web service-based integration technologies
Minimum of five (5) years of experience supporting federal government clients or operating within regulated, defense, or classified IT environments
Demonstrated proficiency in ABAP development as it applies to interface and integration scenarios including function modules, user exits, BAdIs, proxy objects, and enhancement framework components
Bachelor’s degree from an accredited college or university in Computer Science, Information Technology, Systems Engineering, or a related field
Deep technical expertise in SAP interface development using IDocs, BAPIs, RFCs, ALE/EDI, Function Modules, and ABAP proxy objects
Hands-on experience designing and building integrations using SAP Process Integration (PI), Process Orchestration (PO), or SAP Integration Suite (BTP) including channel configuration, adapter setup, and message mapping
Proficiency in ABAP programming as it applies to interface development including user exits, BAdIs, enhancement spots, and custom function module development
Experience with web service-based integration patterns including SOAP, REST, XML, and JSON data exchange between SAP and external systems
Strong understanding of SAP data models and business object structures across multiple functional modules (FI, MM, PP, SD, HCM) as they relate to interface design
Experience performing end-to-end interface testing, error analysis, and production monitoring across complex multi-system integration landscapes
Familiarity with federal cybersecurity and data protection requirements including NIST SP 800-53, FISMA, and FedRAMP as they apply to system-to-system data exchange
Ability to produce clear and precise technical documentation including interface specifications, mapping documents, and operations runbooks
Experience working within federal or classified IT environments with adherence to strict network security, data classification, and change management protocols
Active Top Secret (TS) or DOE Q clearance is required; eligibility for SCI access may be required depending on program assignment

Nice To Haves

SAP Certified Development Associate – ABAP with SAP NetWeaver or SAP Integration Suite certification
Experience with SAP S/4HANA integration scenarios including OData services, SAP BTP API Management, and event-driven integration using SAP Event Mesh
Familiarity with MuleSoft, Dell Boomi, or comparable enterprise integration platforms used in federal hybrid integration architectures
Experience designing and operating interfaces within air-gapped or classified network environments, including handling of cross-domain data transfer requirements
Knowledge of federal data standards and exchange frameworks including NIEM (National Information Exchange Model) or agency-specific data dictionaries
Prior experience on DOE, DOD, or other federal agency SAP integration programs operating within classified or sensitive compartmented environments

Responsibilities

Design, develop, and maintain SAP interface solutions across inbound and outbound data flows connecting SAP ERP/S4HANA with external federal agency systems, third-party platforms, and legacy applications
Lead the technical design and build of SAP interfaces using core integration technologies including IDocs, BAPIs, RFCs, ALE/EDI, web services (SOAP/REST), and SAP PI/PO or SAP Integration Suite (BTP)
Develop technical interface specifications, mapping documents, and architecture designs in close collaboration with functional consultants and enterprise architects
Configure and maintain SAP middleware components including SAP Process Integration (PI), Process Orchestration (PO), or SAP Integration Suite channels, adapters, and message mappings
Perform end-to-end interface testing including unit testing, integration testing, and error handling validation across all SAP – external system boundaries
Monitor, troubleshoot, and resolve interface errors, failed message transmissions, and data exchange anomalies in production and non-production environments
Collaborate with federal agency IT teams, third-party system administrators, and SAP functional consultants to define interface requirements, data formats, and transmission protocols
Develop and maintain technical documentation including interface catalogs, mapping specifications, transport logs, and operations runbooks
Support cutover activities including interface smoke testing, parallel run validation, and hypercare stabilization during system go-live events
Ensure all interface solutions adhere to federal cybersecurity frameworks (NIST SP 800-53, FISMA), data classification requirements, and security protocols applicable to the classified operating environment

Benefits

Three robust individual and family medical plans
Health Savings Account (HSA) option
Two tiers of dental coverage
Vision insurance
Life & AD&D insurance
Disability insurance
Accident insurance
Hospital indemnity insurance
Critical illness insurance
Paid time off
B&A sponsored trainings and certifications
Pet insurance benefits
Commuter transit benefits
Free subscription to a virtual exercise platform (NEOU)
401(k) plan with company matching contribution
Employee Assistance Program (EAP) - Access to counseling, legal guidance, financial planning, and more