Sr. SAP Developer

Sr. SAP Developer Posting Start Date: 1/23/26 Job Location (Short): Chicago, Illinois, USA, 60631 | Milwaukee, Wisconsin, USA, 53204-2941 Requisition ID: 34956 Onsite or Remote: Onsite Position Job Overview We are seeking a Senior SAP Developer to play a key role in the hands‑on development and implementation of SAP solutions as part of a large‑scale SAP S/4HANA transformation. This role requires expertise in SAP Fiori/UI5 development, backend ABAP development, and SAP Business Technology Platform (BTP). The ideal candidate will have strong coding skills, experience with modern SAP development frameworks, and a deep understanding of performance optimization, security best practices, and system integrations. As part of this transformation, the Senior SAP Developer will work across SAP S/4HANA, GTS, EWM, SAP MDG, and other SAP modules, delivering high‑quality, scalable, and efficient solutions. This role requires a strong foundation in HANA database development, RF framework, SAP Screen Personas, and API‑based integrations using OData and RESTful services. Key Job Responsibilities Develop custom SAP applications using Fiori/UI5, ABAP, and SAP BTP frameworks. Implement OData/RESTful APIs for seamless communication between SAP and non‑SAP systems. Optimize HANA database performance using CDS views, AMDP, and code pushdown techniques. Develop RF applications for SAP EWM to improve warehouse and logistics operations. Customize SAP Screen Personas to enhance the user experience and streamline workflows. Design and implement SAP Business Technology Platform (BTP) applications using Cloud Application Programming (CAP) and RESTful Application Programming (RAP). Follow SAP development best practices, ensuring scalability, maintainability, and security. Use ATC (ABAP Test Cockpit), SQL Planviz, and other tools to measure and improve code quality and performance. Apply security best practices in DevOps processes, ensuring compliance with SAP security standards. Implement Key User Extensibility and decoupled development to minimize unsupported customizations. Develop and manage SAP Application Interface Framework (AIF)–based integrations. Work with functional teams to design and implement interfaces between SAP S/4HANA and external systems. Troubleshoot and resolve integration and performance‑related issues in SAP systems. Work closely with SAP functional teams, architects, and business users to translate requirements into technical solutions. Support SAP deployments and parallel rollouts, ensuring smooth transition and minimal downtime. Provide technical mentorship to junior developers, sharing best practices and development techniques. Qualifications / Requirements Education required – Bachelor's degree in computer science, Information Technology, Engineering, or related field. 5+ years of hands‑on SAP development experience, with expertise in Fiori/UI5, ABAP, and SAP S/4HANA. Strong knowledge of SAP Business Technology Platform (BTP), including CAP & RAP development. Proficiency in OData/RESTful API communication and system integrations. Hands‑on experience in HANA database development, including CDS views, AMDP, and SQL optimizations. Experience with SAP RF framework and SAP Screen Personas for improving UI and warehouse operations. Strong understanding of DevOps security best practices and code quality tools such as ATC and SQL Planviz. Experience designing and managing integrations using SAP Application Interface Framework (AIF). Ability to troubleshoot and resolve complex SAP system issues and performance bottlenecks. Strong analytical, problem‑solving, and communication skills to work in cross‑functional teams. SAP certifications in relevant areas (e.g., SAP ABAP Certification) are a plus. Travel requirements: Up to 10%. Hiring Range At Komatsu, your base pay is one part of your total compensation package. This role pays $140,000. The actual offer will consider a wide range of factors, including experience and location. Company Benefits Health benefits: Medical, dental, vision, HSA, wellness programs, etc. 401(k) and/or employee savings programs. Employee time off (vacation and designated holidays). Employee and family assistance programs. Disability benefits. Life insurance. Employee learning and development programs. EEO Statement Komatsu is an Equal Opportunity Workplace and an Aff­irmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status. #J-18808-Ljbffr