Complex Plant Manager

The Complex Plant Manager is accountable for the overall operating performance of JM’s Defiance manufacturing complex—one of the company’s largest, most complex, and most visible operations. This role leads two manufacturing facilities, offsite warehouse and a customer service building, ensuring these operations consistently deliver safe, reliable, high‑quality, and cost‑competitive products that support both internal and external customers. The Defiance complex is the sole producer of marbles,…