Senior SAP PI/PO Developer

CACI International Inc

Develop and maintain SAP PI/PO solutions for clients at CACI, focusing on enterprise application integration and support throughout the system development lifecycle.

Posted 6/11/2026full-timeRemote • 🇺🇸 United StatesSenior💰 $90,300 - $189,600 per yearWebsite

Tech Stack

Tools & technologies

ApacheJavaSOAP

About the role

Key responsibilities & impact

Participate in the analysis of the customer's business operations to validate requirements and scope, suggest process improvements, and assist in level of effort (LOE) estimation, if required
Design, develop, implement, test, deploy and provide O&M support for synchronous and asynchronous interfaces between Client SAP instances and external systems using the SAP PI/PO platform
Evaluate, model and design interface objects from an enterprise Service Architecture perspective to construct interfaces
Monitor production interfaces and address incidents within the expected timeframes
Import external WSDL structures into SAP PI/PO and build REST based interfaces
Configure interfaces to use various SAP PI/PO adapters and route traffic to external systems
Configure EDI interfaces using PO B2B adapter
Develop message mappings between complex source and target structures
Use Application Link Enabling to exchange data among SAP instances
Develop scripts, applets and Java code required to implement interfaces between SAP instances and external systems, traversing through the SAP PI/PO instance
Participating in Operations and Maintenance call rotation support
Implement SAP ABAP software applications and interfaces
Develop, test, debug, implement, maintain, and document interfaces using SAP Proxy and IDOC technologies
Developing and maintaining SAP design and technical specification documents
Conducting unit, integration, and release testing to validate functionality
Supporting end-users Acceptance Testing activities

Requirements

What you’ll need

Minimum of 8 years of relevant experience
BS/BA degree
Experience developing software in SAP NetWeaver ABAP and Java Stack environments
Experience configuring and developing interfaces in the SAP PI/PO
Experience with WSDL and XSD definitions
Experience working on EDI 850, 860, 856, 810 transactions
Experience working with REST, SOAP, FILE adapters
Experience working with B2B adapter for designing and developing EDI mappings
Development knowledge of ABAP Objects, ABAP Reports, ABAP online transactions, interface/dialog programming, ALE and IDOC's, RFC's, module pools, User Exits, BADIs, BAPIs, Batch Programming, SAP Script Output, IDOC development and maintenance, Data Dictionary, Function Modules, and other repository objects
Ability to adhere to strict development standards and conduct code reviews
Ability to build web services
Knowledge of SAP IDOC processing and monitoring services including the SAP PI IDOC sender and receiver adapters to transform messages from SAP IDOC to XML format
Knowledge of SAP ABAP client / server proxy technology
Basic knowledge of HTML programming, Secure FTP, FIPS 140-2 compliant Apache web servers, LAN/WAN architecture, and Firewall Security
Experience using Microsoft Office products including Word, Excel, and PowerPoint
Ability to work individually (self-motivated) and within a team environment
Ability to communicate effectively with: Management – providing status information, suggesting corrective actions, and taking direction when decisions are made
Diverse customer organizations – accepting guidance and feedback on requirements and deliverables
Effective interpersonal skills
Ability to obtain NACI Clearance

Benefits

Comp & perks

healthcare
wellness
financial
retirement
family support
continuing education
time off benefits

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

SAP ABAPSAP PI/POJavaWSDLXSDEDIRESTSOAPIDOCApplication Link Enabling

Soft Skills

self-motivatedeffective communicationinterpersonal skillsteam collaborationproblem-solvingprocess improvementcode reviewcustomer interactionstatus reportingfeedback acceptance

Certifications

BS/BA degreeNACI Clearance