Jessica Burzynski

Senior SAP S/4HANA Supply Chain Functional Lead | Manufacturing Planning, MRP & SAP Transformation

Greater Saginaw-Midland-Bay City Area

About

SAP S/4HANA Supply Chain & Manufacturing functional expert with 15+ years of experience supporting complex manufacturing environments. I specialize in production planning, detailed scheduling, MRP, capacity planning, and master data governance, with deep hands-on expertise in SAP S/4HANA and ECC. I’ve played a key role in SAP S/4HANA transformation initiatives, serving as a business process lead for manufacturing and supply chain functions. My experience includes fit/gap analysis, SAP Model Company alignment, data conversion and validation, MES integration, end‑to‑end testing (MRP through execution), and end‑user training and adoption. I’m known for bridging the gap between business and technology—bringing strong operational understanding together with technical SAP expertise to improve data quality, planning accuracy, and user confidence. Core areas of focus: • SAP S/4HANA & ECC (PP / Manufacturing / Supply Chain) • MRP, demand management, and capacity planning • Master data governance (materials, BOMs, work centers, routings) • SAP–MES integration • Data conversion, testing, and validation • End‑user training and SAP adoption

Experience

  • Senior Supply Chain Scheduling Specialist at Dow
    Jun 2022 - Present · 4 yrs 2 mos

    • Develop and execute time‑phased supply schedules supporting short‑term business requirements for multi‑line manufacturing operations, consistently meeting >95% customer service targets • Balance plant‑wide capacity constraints, inventory targets, and demand volatility, reducing uncovered demand and last‑minute schedule changes • Implement and manage external manufacturing agreements, ensuring compliance with contractual supply commitments • Own and operate site and regional planning models in SAP, improving planning accuracy and data reliability while supporting operational decision‑making • Monitor and manage inventory health, including slow‑moving and constrained materials, contributing to inventory reductions of ~5-10% without service impact • Identify, prioritize, and resolve supply disruptions (capacity constraints, material shortages, emergency customer orders), minimizing production downtime and customer impact • Lead cross‑functional coordination with manufacturing, customer service, logistics, utilities, environmental operations, and third‑party providers during unplanned events, maintaining on‑time delivery performance above 95% • Ensure accurate maintenance of production master data (materials, work centers, routings), supporting MRP accuracy and stable schedule execution

  • Supply Chain Specialist at XALT Energy
    May 2021 - Jun 2022 · 1 yr 2 mos

    • Coordinated end-to-end supply chain operations to support production schedules and ensure on-time material availability • Analyzed supply chain performance data to identify risks, trends, and improvement opportunities • Forecasted and procured critical raw materials and production supplies, supporting production ramp-up while avoiding material shortages • Analyzed historical consumption to determine appropriate stocking strategies and safety stock levels • Developed and documented standard work processes, improving role consistency and reducing process variability and training time

  • Hemlock Semiconductor (Hemlock, MI · On-site)
    • Senior Production Scheduler / SAP S/4 HANA Business Process Lead
      Nov 2018 - May 2021 · 2 yrs 7 mos

      • Supply Chain Manufacturing Business Process Lead for SAP S/4HANA transformation impacting production planning, scheduling, purchasing, and inventory processes • Led fit/gap analysis against SAP Model Company processes and defined future state SAP PP solutions • Provided functional leadership for integration of S/4HANA PP with legacy MES systems, ensuring end to end execution continuity • Partnered with system integrators to design and validate data conversion programs for thousands of SAP master data records • Supported development and validation of ABAP queries for master data and transactional accuracy • Executed and validated SAP testing cycles including: • Master data maintenance • Demand Management • MRP execution • Capacity planning and detailed scheduling • Purchasing and inventory handling units • Validated training materials and led end user training, contributing to successful SAP go live and high user adoption • Acted as post go live SAP support SME, resolving production planning issues and stabilizing operations

    • Production Scheduler (SAP ECC)
      Jan 2013 - Nov 2018 · 5 yrs 11 mos

      • Created and maintained accurate material master data for ~150 bulk and intermediate materials, supporting reliable MRP and planning outcomes • Forecasted and procured critical raw materials, maintaining high service levels while minimizing inventory carrying costs • Analyzed consumption trends to establish safety stock strategies, reducing inventory variability and material shortages • Met operational and customer service targets through effective schedule management, supporting consistent on time delivery performance • Maintained inventory accuracy through cycle count governance, achieving inventory accuracy rates >95% • Conducted root cause investigations and implemented corrective actions following audits, reducing repeat inventory discrepancies • Built strong partnerships with operations and stakeholders to resolve constraints and improve execution

    • Associate Production Scheduler
      Aug 2011 - Dec 2012 · 1 yr 5 mos

      • Maintained, analyzed, and improved performance metrics related to slow-moving inventory, schedule adherence, inventory accuracy, and production-to-schedule performance

  • Associate Production Scheduler at Dow Corning
    Sep 2010 - Aug 2011 · 1 yr

    • Developed production plans for silicon carbide ingot growth aligned with customer specifications and delivery requirements • Implemented Lean principles, including Kanban, to track product flow through production processes • Created and executed purchase requisitions while ensuring safety stock levels were maintained • Coordinated with vendors to address late deliveries and mitigate supply risks • Collaborated cross functionally to ensure international customer orders met regulatory and shipping requirements