SAP Solution Architect (MM + Ariba)

SAP Solution Architect, Materials Management & Sourcing Location: Oak Brook, IL (Hybrid, 3 days/week onsite) | Full-time Candidates must have hands-on experience with both SAP Ariba and SAP MM (Materials Management). Overview Our client is seeking a SAP Solution Architect, Materials Management & Sourcing to define, govern and evolve its ERP-based procurement and e-Procurement landscape across Source-to-Pay (S2P). The role gives equal weight to ERP purchasing and inventory management (purchasing operations, MRP-driven procurement, invoice verification, master data) and to SAP Ariba as the strategic e-Procurement platform, including its integration with SAP ECC and S/4HANA. This is a hands-on role, not a governance-only architecture position. You will configure Ariba from day one (buying channel enablement, catalog and Guided Buying setup, Ariba-to-ERP integration), and the near-term roadmap includes a significant SAP Ariba modernization. As the primary decision-maker for solution design in this domain, you will set the architectural standards delivery teams work within, partnering with Procurement, Finance and Plant Operations leadership, the PMO, and the automation engineering team. Responsibilities Translate business requirements across purchasing, inventory and e-Procurement into functional and technical designs.Keep ERP MM transactions (requisitions, POs, goods receipts, invoice verification) running without manual intervention.Own the link between strategic sourcing contracts and ERP purchasing master data (info records, outline agreements, source lists).Keep vendor, material and commodity master data synchronized across the ERP and e-Procurement platforms.Support MRP-driven procurement stability and diagnose EDI-related failures at the ERP boundary.Act as Level 3/4 functional escalation for S2P incidents, including root-cause analysis on stuck transactions and interface failures.Identify automation opportunities and write the requirements, partnering with the automation engineering team on technical delivery.Own end-to-end solution design for S2P transformation work, and lead design and quality reviews.Assess urgency, impact and risk for change requests, and follow the Change Advisory Board (CAB) process.Set architectural standards and integration patterns for the S2P domain.Mentor functional analysts in ERP configuration, integration design and procurement processes. Required Qualifications 8+ years of experience in SAP procurement / Source-to-Pay solution design and delivery.Hands-on experience with both SAP Ariba and SAP MM (Materials Management).Hands-on Ariba configuration: buying channels, catalogs, Guided Buying, and Ariba-to-ERP integration with SAP ECC and/or S/4HANA.Working knowledge of purchasing operations, MRP-driven procurement, invoice verification, and purchasing master data. Preferred Qualifications Experience with other SAP modules that integrate with MM.Strong communication skills with multiple stakeholders.Experience with EDI troubleshooting and Level 3/4 production support. This is a full-time position, hybrid (3 days/week onsite) in Oak Brook, IL. Candidates must be US Citizens or Green Card holders. Salary : $160,000- $170,000 (Depends on experience)+ bonus+ benefits About Us Peterson Technology Partners (PTP) is an Equal Opportunity Employer committed to creating a transparent, inclusive, and human-centered hiring experience. For more than 28 years, PTP has operated as one of the top IT staffing and recruiting firms in the USA—built on trust, long-term partnerships, and technical excellence. Based in the Chicago suburb of Park Ridge, IL, our team of more than 500 employees and consultants is dedicated to: Helping every client make the best hiring decisions possibleMatching professionals with the right IT jobs and career opportunities As part of that commitment, we believe in providing clear information about how our hiring technologies work and how your data is used. The following section outlines our AI-assisted interview process and your rights as a candidate. AI-Assisted Interview Experience (Pete & Gabi – Rebecca): To provide a consistent, fair, and flexible experience for all candidates, we use AI-assisted tools to support parts of the interview process. This includes our proprietary AI platform Pete & Gabi, which includes AI recruiter Rebecca. These AI hiring tools help us: Conduct recorded video interviewsTranscribe interviewsSummarize candidate responsesGenerate job-related insightsStreamline communication and scheduling Please note that: The AI does NOT make hiring decisions; all decisions are made by our human recruiters, hiring managers, or client partners.The AI does not evaluate facial expressions, emotions, or physical traits; it is used only to support fairness, consistency, and efficiency. If you prefer a non-AI interview format, we will gladly provide an alternative. 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Our Commitment: + For more than 28 years, PTP has focused on putting people first—candidates, consultants, employees, and clients. We’re committed to a hiring process that is: TransparentCompliantEquitablePowered by innovative technology that enhances—not replaces—human judgment Welcome to the future of hiring at Peterson Technology Partners. We’re excited to learn more about you. Equal Employment Opportunity: + Peterson Technology Partners is an Equal Opportunity Employer. All qualified applicants will receive consideration without regard to race, color, religion, national origin, gender identity, sexual orientation, disability, veteran status, or any other protected characteristic.