Mill Supervisor - Night Shift

Morton Salt is an iconic company with a strong heritage and a bright future. Since 1848, we have been improving lives and enhancing everyday moments - at home, at work and virtually everywhere in between. We help unlock the flavors in food, make roads and sidewalks safer, improve the water in baths, pools, and homes, and keep businesses and industries running.

We are a dedicated team who constantly strives to do better together, and we are passionate about building a sustainable future for our company, the communities in which we operate, and the world around us. By joining our team, you will contribute to producing and delivering every form of salt that enhances everyday life.

Job Summary

The Mill Supervisor is responsible for overseeing the efficient operation of the Mill and Loading department, including direct supervision of hourly employees in the preparation of salt for package and bulk resale - covering storage, screening, mixing, pressing, bagging, palletizing, and loading of trucks and railcars. The supervisor must ensure the overall facility operations during the shift, perform quality control inspections of products, packaging, and ingredients to meet regulatory standards, and act as the facility liaison to Supply Chain Partners, providing inventory verification and resolving shipping/receiving issues.

Additionally, the supervisor manages warehouse tasks such as Drop-and-Hook programs and coordinate railcar shipments and deliveries.

Duties and Responsibilities

• Maintain a safe work environment by enforcing company policies and procedures (e.g., LOTO, hot work, confined space) and promoting proactive safety practices among employees and contractors.
• Supervise and instruct hourly employees to ensure safe, efficient operation of Mill and Loading processes.
• Lead continuous improvement efforts by coaching, training, and developing employees; support creation and maintenance of SOPs, PJHAs, and LOTO procedures.
• Support operations across Mill, Bagging, Supersacks, Pellet/Pretzel production, and Shipping as needed.
• Plan and coordinate production schedules to meet output requirements; communicate shift expectations and prepare necessary documentation for handoff.
• Ensure equipment reliability by coordinating maintenance activities and maintaining adequate repair materials.
• Administer Collective Bargaining Agreement and plant policies.
• Monitor operations, maintain logs, and troubleshoot equipment/process issues to improve performance and reliability.
• Collaborate with Quality, Engineering, and other departments to ensure product quality, consistency, and operational efficiency.
• Maintain compliance with GMP, safety, environmental, and regulatory standards; address any issues promptly.
• Perform quality inspections and testing on raw materials, in-process, and finished products; maintain accurate documentation and support a strong quality culture.
• Coordinate logistics and transportation activities, including scheduling, carrier communication, inventory verification, and issue resolution (e.g., dock times, delays, detention).
• Support shipping operations, including drop-and-hook programs and railcar coordination as needed.
• Analyze and track key performance indicators (KPIs); support continuous improvement initiatives and customer satisfaction goals.
• Verify freight-related invoices (e.g., detention, demurrage) for accuracy.
• Complete special projects and additional duties as assigned.

Knowledge,

Skills and Abilities

• Advanced Excel skills and knowledge of SAP.
• Self-motivation with leadership and vision.
• Strong analytical skills with the ability to collect, organize, analyze and disseminate significant amounts of information with attention to detail and accuracy.
• Knowledge of key inventory and supply chain…