The role involves driving supply chain strategy at a 250-year-old manufacturing leader with a global presence, committed to quality and innovation. The Principal/Lead Planner (Manufacturing) partners cross-functionally, primarily with Operations, to meet critical deadlines, optimize MRP signals, resolve issues, monitor schedules, and mitigate risks. The position offers exposure to executive leadership, enabling influence on high-level supply chain decisions. Responsibilities include managing inventory, supporting continuous improvement, training on Oracle ASCP, and ensuring compliance with safety and ISO standards. The ideal candidate has 10+ years of planning experience in manufacturing, proficiency in ERP systems (preferably Oracle EBS), and strong supply chain knowledge. This onsite role is based in Rochester, NH, with growth opportunities and competitive benefits. Must be a US citizen or permanent resident and pass background checks.