SAP Interfacing Consultant – Technical Senior Consultant Security Clearance

Position: SAP Interfacing Consultant – Technical Senior Consultant with Security Clearance
Description SAP Interfacing Consultant - Technical Senior Consultant At B&A, we foster and embrace a distinct set of values that we live by and instill in all aspects of our organization: dedication, commitment, partnership, trust, and recognition. We have incorporated these values into successful delivery for our customers since 1988. B&A believes in ensuring its employees feel deeply connected to B&A, recognizing successes and hard work, and providing continuous opportunities to learn and grow.

Our people are entrepreneurial thinkers that combine mindset, vision, and experience to drive value - not only to us as an organization, but to the clients we support. We promote a collaborative culture with our clients, and with each other, as one team working towards a common vision. We'd love for you to join our team!

Job Summary 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/S4

HANA 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.

Responsibilities
* Design, develop, and maintain SAP interface solutions across inbound and outbound data flows connecting SAP ERP/S4

HANA 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

Education and Experience
* 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
Required Skills
* 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…