SAP S/4HANA ABAP Developer (Sr.) - U.S. Citizenship Required

CGI•Fairfax, VA

16h•Hybrid

About The Position

CGI is seeking a Senior S/4HANA SAP ABAP Developer to support a SAP S/4HANA Greenfield implementation project for a large government contract. As a Senior Developer, you will be involved in every stage of the application lifecycle, from design to deployment. You will be responsible for converting user requirements into technical design specifications and developing ABAP solutions aligned with those designs. You may also lead or guide other developers in maintainable development practices and during code reviews. This project operates in a fast-paced and dynamic environment that leverages Agile/Scrum methodologies to quickly build solutions based on customer requirements. You are encouraged to learn new technologies and recommend improvements to business processes. You will be successful in this role through strong technical skills, proactive problem‑solving, quick learning, and excellent communication with our clients. This position is located in one of CGI Federal's offices in Fairfax, VA, Lebanon, VA, Lafayette, LA or Knoxville, TN; however, a hybrid working model is acceptable. You will be required to work in a CGI Federal office two days per week.

Requirements

Due to contract requirements, this position requires U.S. citizenship and the successful completion of a CGI background check prior to onboarding. Candidates must also be able to obtain and maintain a DHS EOD/Public Trust clearance.
6+ years of SAP ABAP development and overall SAP experience.
Experience with S/4HANA.
Hands-on experience integrating backend SAP and non‑SAP applications.
Hands-on experience with SAP ABAP development and HANA CDS Views.
Implementation experience with SAP Fiori and SAP Business Technology Platform (BTP).
Proficiency in working with web services, proxies, and APIs for system integration.
Extensive technical expertise and hands-on experience with a wide range of ABAP technologies, including Reports, RFCs, Forms, Object-Oriented ABAP (OOP), BAPIs, Enhancements, BADIs, User Exits, Customer Exits, and Data Conversions (BDC, LSMW, IDocs, ALE, and Workflows).
Strong debugging and performance tuning skills.
Strong written and verbal communication skills, with the ability to explain technical concepts to both technical and non‑technical audiences.
Ability to analyze problems and provide clear recommendations.
Ability to self-learn new technologies in the UI space with minimal supervision.

Nice To Haves

Experience with the ABAP RESTful Application Programming Model (RAP).
Certifications in Application Development, SAP BTP, or Agile methodologies.

Responsibilities

Design and develop comprehensive solutions within the S/4HANA platform, ensuring scalability, performance, and alignment with complex business objectives.
Develop and manage integrations between S/4HANA and external systems using modern technologies and protocols, ensuring seamless data flow and interoperability.
Analyze and enhance system performance and business processes within S/4HANA, leveraging advanced tools and techniques to maximize efficiency and effectiveness.
Utilize SAP Gateway Service Builder to develop SAP OData entities for consumption by external applications using HTTP(s) protocols.
Participate in the analysis of customer business operations to validate requirements and scope, proactively suggesting process improvements.
Work closely with business and technical teams to gather and analyze requirements, translating them into effective S/4HANA solutions aligned with organizational goals.
Develop and maintain detailed SAP design and technical specification documents, and conduct thorough unit, integration, and release testing to ensure solution quality.